127 electric instant water heater on offer(Disclaimer)
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➤ Last checked on 11.10.2026
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23% discount
Electrolux 8kW Tankless Water Heater Electric 240V Under Sink CSA Certified
Instant Hot Water Heater 240V: On Demand Water Heater No waits! 8kW heating tech delivers stable, continuous flow ideal for handwashing, dish rinsing, and sink use – no preheating tanks needed. With a 77°F temperature rise, it provides 1.97 GPM and a maximum temperature of 104°F
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21% discount
Rheem Mini-Tank Electric Water Heater, 2.5 Gallon
2.5-gallons of efficient hot water where you need it
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21% discount
EcoSmart POU 4T 3.5kW 120v Thermostatic Point of Use Tankless Electric Water Heater
Perfect fit to provide hot water for point-of-use or low-flow applications.
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18% discount
18kW Tankless Water Heater Electric,240V Instant On Demand Hot Water Heater
Note: MIZUDO 18kw 240V tankless water heater electric requires 2 x 40 AMP two-pole breaker, 2 sets of 8 AWG wires and 3/4" NPT water connections. With a compact size of 17.05"H x 12.99"Lx 3.5"W, our electric hot water heater saves over 50% of space compared to traditional tank water heaters, fitting easily into most corners of your home.
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15% discount
Ranein 13kW Tankless Electric Water Heater, Max 3.1 GPM, 240V, LED Display
Important – Check Electrical Requirements: This 13 kW tankless electric water heater operates on 240V and requires 1 × 60A circuit breaker for proper installation. Unit dimensions: 10.7" × 7.9" × 2.8". Water connection: 1/2" NPT. The wiring design allows installation without removing the housing, making setup faster and more convenient.
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15% discount
Westinghouse Tankless Water Heater Electric 6.5kW 240V Low Watt Instant
INSTANT HOT WATER FOR YOUR SINK: This Westinghouse 6.5kW electric tankless water heater is designed as a point-of-use solution, delivering endless hot water instantly for a single kitchen sink or bathroom vanity. End cold-water waits for handwashing, dish rinsing, and cleaning.
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15% discount
Westinghouse 6.5kW Tankless Water Heater Electric, 240V, Smart WiFi Control
INSTANT HOT WATER FOR YOUR SINK: This Westinghouse 6.5kW electric tankless water heater is designed as a point-of-use solution, delivering endless hot water instantly for a single kitchen sink or bathroom vanity. End cold-water waits for handwashing, dish rinsing, and cleaning.
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15% discount
Electrolux 14kW Wifi Tankless Water Heater Electric 240V, Max 3.4 GPM
Note: Things to know before buying, Our tankless water heater electric 14kw requires 1 x 240V/60A two-pole breaker, 1 set of 6 AWG wires and 1/2" NPT water connections. Please ensure that the total current of the household circuit breaker panel is greater than or equal to 150 amps. Otherwise, it may affect the normal operation of the equipment. Especially if other high-power appliances are also being used in the household circuit.
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15% discount
Westinghouse Tankless Water Heater Electric 18kW 240V Wifi Whole House Use
Specs at a Glance: 18kW / 240V / 75A / 0.5-4.2 GPM / 3/4" NPT connections; Temperature Range 86-140°F(30-60°C); Dimensions: 18.7"×3.94"×14.17" ; Amperage Draw: 75 A — professional installation recommended; Special Features: energy efficient
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15% discount
Vancepic 18kW Electric Tankless Water Heater 240V Whole House
Installation Requirements & Compact Design: Requires 240V and 2x8 AWG wiring. Standard 3/4" NPT water connections. Compact, wall-mounted design saves space and can be conveniently installed in cabinets, under sinks, or other tight areas.
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15% discount
Ranein 8kW Tankless Electric Water Heater, 240V, LED Display
Ranein
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14% discount
LECLOC Mini Tankless Instant Water Heater Under Sink, 3kW 120V Plug In, LED Digital Display with Control Knob, IPX4, Multiple Safety Features, 30-55℃ Thermostatic 1 Point of Use Electric Water Heater
Note: This 3kW 120V plug-in water heater is designed for low-flow use only, not suitable for showers or multiple taps at once. The output water temperature is affected by many factors, including the water heater wattage (heating capacity), inlet water flow and water temperature. For a better warm water use experience, we recommend that you consider our higher wattage model 6kW 240V first, which is hard-wired
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15% discount
Electrolux Tankless Water Heater Electric 11kw 240v, Max 2.59 GPM
INCLUDED SCALE INHIBITOR (ANTI-SCALE) — An external inlet pre-filter that cleans water before it reaches the heating core, reducing scale buildup and protecting the element from corrosion. The result: a heater that stays efficient and lasts years longer, with a replaceable cartridge you swap every 6–12 months.
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13% discount
14kW Tankless Water Heater Electric ORBEK On Demand Heater 240V 3.38GPM
Note: Please ensure the household circuit breaker panel has a total current capacity of at least 150 amps. Our Orbek tankless water heater electric 14kw requires a 240V/60AMP two-pole breaker, 1 set of 6 AWG wires and 1/2" NPT water connections.
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13% discount
14kW Tankless Water Heater Electric, 240 Volt on Demand Hot Water Heater
Note: MIZUDO 14kw 240V tankless water heater electric requires a 60 AMP two-pole breakers, 1 set of 6 AWG wires and 1/2" NPT water connections. With a compact size of 14.2"H x 9.5"L x 2.8"W, our electric hot water heater saves over 50% of space compared to traditional tank water heaters, fitting easily into most corners of your home.
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11% discount
APUS Propane Tankless Water Heater, 140,000 BTU, Up to 6.8 GPM, Indoor
Instant Hot Water: This upgraded smart propane tankless water heater delivers consistent performance with its 140,000 BTU burner and durable oxygen-free copper heat exchanger. With the latest intelligent heating technology, it provides hot water in just 1 second, giving you instant comfort without the wait
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10% discount
Senville Electric Tankless Water Heater, 18KW, 240V
ENDLESS HOT WATER ON DEMAND – The Senville 18KW Tankless Electric Water Heater provides instant and continuous hot water, making it an ideal solution for homes, apartments, and light commercial applications.
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10% discount
Electrolux Electric Tank Water Heater 8 Gal, 120V Plug-in Under Sink
Powerful Capacity & Leak prevention Construction - The Electrolux enamel tank features a thick wall that withstands constant pressure, virtually eliminating the risk of leaks that plague cheaper, poorly constructed units. Protected by a 6-Year Tank Warranty and 2-Year Full Warranty.
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10% discount
36kW 240 Volts On Demand Instant Endless Water Heater Tankless Water Heater Electric with LED Temperature Display for Residential Whole House Shower, Space Saving, IPX4
[Compact & Space-Saving Design]The compact, space-saving design of this tankless water heater is ideal for small homes, apartments, and commercial spaces. It mounts easily on the wall, freeing up space in your bathroom or kitchen.
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10% discount
LECLOC Mini Tankless Under Sink Instant Water Heater 120V 3kW Plug-in, Grey
Note: This model C3000 (3kW 120V) mini tankless water heater is designed for low-flow use only, not suitable for showers or multiple taps at once. The output water temperature is affected by many factors, including the water heater wattage (heating capacity), inlet water temperature and water flow. For a better warm water use experience, we recommend that you consider our higher wattage model 6.5kW 240V first, which is hard-wired
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10% discount
VEVOR Tankless Water Heater Electric, 27KW 240V Black Instant Water Heater, LCD Touch Screen, Digital Temperature Display, Child Security Lock, On Demand for Bathroom, Kitchen, Shower, Mall, Salon
Die-Cast Aluminum Heating: The water and electricity are separated, with no water tank, avoiding the buildup of scale and reducing the risk of electric leakage. The 27kW heating system can provide water at 30-60°C / 86-140°F within seconds. Before purchasing, please carefully review the product details (voltage, power, additional accessories and parts required, installation information, etc.)
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10% discount
11kW Tankless Water Heater Electric, 240 Volt On-Demand Water Heater
Note: MIZUDO 11kw 240V tankless water heater electric requires a 50 AMP two-pole breaker, 1 set of 8 AWG wires and 1/2" NPT water connections. With a compact size of 14.2"H x 9.5"L x 2.8"W, our electric hot water heater saves over 50% of space compared to traditional tank water heaters, fitting easily into most corners of your home.
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8% discount
TOTTE 18KW Electric Tankless Water Heater, 240V On-Demand Instant Hot Water Heater for Whole House, Easy Install with Digital Display for Shower & Sink, Black
Instant Endless Hot Water On Demand: Say goodbye to cold showers! This 18KW tankless electric water heater delivers a continuous flow of instant hot water the moment you turn on the tap. Powered for whole-house use, it efficiently supports 1-2 applications simultaneously, such as a shower and sink, ensuring you never run out.
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10% discount
LECLOC Mini Instant Under Sink Tankless Water Heater 120V 3500W (Hard-wired), LED Digital Display with Big Knob, IPX4, Multiple Safety Features, 30-55℃ Thermostatic Point of Use Electric Water Heater
Note: This 3500W 120V water heater is hard-wired. 120 volts power supply and a 30 - 40 amps single-pole circuit breaker are required for installation. It's crucial to check your home's electrical capabilities before buying. The tankless small water heater is designed for low-flow use only, not suitable for showers or multiple taps at once
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7% discount
Rheem 3.5kW Point-of-Use Thermostatic Tankless Electric Water Heater - 120V
ELECTRICAL REQUIREMENTS: 1 x 30 AMP Double Pole Breaker Required. Product installation hard wired to 120 volts requiring a 30-amp breaker.
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7% discount
14kW Tankless Water Heater Electric, ThermoMate 240 Volt Instant On-Demand Hot Water Heater with Touch Control, Max 3.4 GPM Self-Modulating, ETL Certified for Residential Indoor
Electrical & Installation Requirements: Before purchasing, please ensure your home's main panel has a total electrical capacity of at least 150 Amps. This 14kW unit requires a dedicated 60 Amp double-pole circuit breaker, 1 set of 6 AWG copper wires, and standard 1/2" NPT water connections for proper installation
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9% discount
18kW Tankless Water Heater Electric, NOVIEEX 240V 3s Instant Hot Water Heater, Flow Rate Max 4.9 GPM, Supply for 2-3 Points, Indoor Installation, Ideal for Apartment, Garage, Salon, Bathroom, Kitchen
【HIGH-POWER 18kW PERFORMANCE】 Built for demanding hot water needs, this 18kW tankless water heater delivers high-power heating performance at 240V, with a maximum current of 75A. It requires 2 × 40A double-pole circuit breakers and 2 sets of 8 AWG wires with a ground wire. The unit measures 11.14" (W) × 15.86" (H) × 3.18" (D) and features 3/4" NPT water connections. Please consult a qualified electrician and verify that your electrical system meets the requirements before purchasing.
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10% discount
27kW Tankless Water Heater Electric, 240V Instant Hot Water Heater Electric
Note: MIZUDO 27kw 240V tankless water heater electric requires 3 pcs of 40 AMP two-pole breakers, 3 sets of 8 AWG wires and 3/4" NPT water connections. With a compact size of 17.05"H x 12.91"L x 3.58"W, our electric hot water heater saves over 50% of space compared to traditional tank water heaters, fitting easily into most corners of your home.
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EcoSmart ECO 8 Tankless Water Heater, Electric, 8-kW - Quantity 1, 12 x 8 x 4
The product is highly durable
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Rheem RTEX-06T, 6.5kw Professional Classic 240V Point of Use Thermostatic Tankless Electric Water Heater
Endless On-Demand Hot Water - Consistent hot water when you need it that never runs out
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CAMPLUX Electric Mini Tank Water Heater 2.5 Gallons (ME25), Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted, UL Listed
Saving Energy & Money - Built-in insulation foam reduces heat loss. 2.5-gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it
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Stiebel Eltron SHC 4 Mini-Tank Electric Water Heater, 4 Gallon, 1300W, 120V
The SHC 4, 4 gallon mini tank 120V (volt) electric water heater frees up precious space while providing plenty of hot water for hand washing or kitchen type applications
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CAMPLUX Electric Hot Water Heater 6 Gallons, 120-Volt Corded 1440W Point of Use Mini-Tank Electric Water Heater, Wall or Floor Mounted, UL Listed ME60
Saving Energy & Money - Built-in insulation foam reduces heat loss. A 6-gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it
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Stiebel Eltron Tempra 29 Plus Electric Tankless Water Heater, 28.8kW, 240V
On demand a continuous and unlimited supply of hot water
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5% discount
Electrolux Electric Tank Water Heater 1.5 Gallon, 120V Plug-in Under Sink
Excellent Workmanship Defines Different Quality - CSA certified, meeting UL requirements. Robust tank and precision-engineered connections prevent leaks. The safety performance is also unattainable by cheap models.
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Stiebel Eltron 233219 2.5 gallon, 1300W, 120V SHC 2.5 Mini-Tank Electric Water Heater
Plugs into standard 120 volt outlet
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ThermoMate 2.5 Gallons Under Sink Water Heater Electric UL Listed
IMMEDIATE HOT WATER - 2.5 Gallon point of use water heater to supply instant hot water on demand at your sink. 24 hours standby, foam insulation and fast reheating, eliminate the long time wait and wasting water
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Electric Water Heater 2.5 Gallon Mini Tank Hot Water Under Sink Instant for Kitchen Bathroom 110V 1500W, Wall or Floor Mounted, Easy to Install
[Instant Hot Water & Rapid Heating] Mini tank water heater rapidly heats water, saving your wait time and efficiently meeting your hot water needs. The 316 stainless steel heating element achieves up to 99% heat utilization. Temperature is adjustable from 86-150°F for simple, convenient operation.
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Stiebel Eltron Tempra 29 Trend Electric Tankless Water Heater, 28.8kW, 240V
CONTINOUS FLOW – Hot showers will never be interrupted again. Enjoy continuous, on-demand hot water with an unlimited supply, when you want it without wasting any energy when not needed
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Feelrogast Electric Tank Water Heater-8 Gallon Under Sink Instant Hot Water for Kitchen, Bathrooms, Offices, 120V 1500W, Blue, Wall or Floor Mounted
[Instant Hot Water & Rapid Reheat] Feelrogast electric mini tank water heater rapidly heats water, minimizing your wait time and efficiently meeting your hot water needs. The 316 stainless steel heating element achieves up to 99% heat utilization. Temperature is adjustable from 86-167°F for simple, convenient operation.
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Stiebel Eltron Tempra 24 Trend Electric Tankless Water Heater, 24kW, 240V
CONTINOUS FLOW – Hot showers will never be interrupted again. Enjoy continuous, on-demand hot water with an unlimited supply, when you want it without wasting any energy when not needed
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Fogatti Tankless Water Heater Electric 14kw 240V Max 3.3GPM 2 Point Use ETL
NOTE:Be sure to understand the wire usage requirements first. Fogatti 14kW 240V tankless water heater electric requires 1 x 60 AMP Two-pole Circuit Breaker and 1-set of 6 AWG wires.Water connection 1/2" NPT. Product size 14.3" x 9.6" x 3.5".
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Feelrogast Electric Mini Tank Water Heater-4 Gallon Under Sink Instant Hot Water for Kitchen, Bathrooms, Offices, 120V 1500W, Wall or Floor Mounted
[Instant Hot Water & Rapid Reheat] Feelrogast electric mini tank water heater rapidly heats water, minimizing your wait time and efficiently meeting your hot water needs. The 316 stainless steel heating element achieves up to 99% heat utilization. Temperature is adjustable from 86-167°F for simple, convenient operation.
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APUS Natural Gas Tankless Water Heater, 190,000 BTU, Outdoor
Whole-Home Hot Water: This high-efficiency gas tankless water heater delivers 190,000 BTU and 8.1 gallons per minute of instant hot water, making it the perfect on demand water heater for whole-house use. Our advanced tankless water heater gas system effortlessly supplies 3 showers + 2 faucets simultaneously, while the ultra-low 0.79 GPM minimum flow ensures this hot water heater performs reliably even with weak water pressure
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Tankless Water Heater Electric 14KW Instant Hot Water Heater Under Sink, Point of Use Water Heaters with Digital Display for Kitchen Bathroom
STRONG PERFORMANCE & IPX4 WATERPROOF: The instant water heater under sink is equipped with a powerful 14KW heating system, ensuring a consistent supply of hot water for your entire household. It features a standard 3/4" NPT interface and an IPX4 waterproof rating, resisting moisture and splashes for safe, stable operation in damp environments like bathrooms. Powerful and reliable for everyday use.
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5% discount
Feelrogast Electric Tank Water Heater-8 Gallon Under Sink Instant Hot Water for Kitchen, Bathrooms, Offices, 120V 1500W, Wall or Floor Mounted
[Instant Hot Water & Rapid Reheat] Feelrogast electric mini tank water heater rapidly heats water, minimizing your wait time and efficiently meeting your hot water needs. The 316 stainless steel heating element achieves up to 99% heat utilization. Temperature is adjustable from 86-167°F for simple, convenient operation.
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ThermoMate Tank Water Heater Electric, 8 Gallon Small Point of Use Residential Hot Water Heater, 1500W 120Volt Compact, Adjustable Thermostat, UL Listed (ES900)
【8 Gallons point of use】 provide enough hot water for sink washing, dishwasher, washing machine or 8 - 12mins quick shower. Factory set temperature to 125°F. It can be adjusted between 90°F and 150°F through built-in thermostat
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WINTEMP 12kW Electric Tankless Water Heater 240V Up to 2.8 GPM ETL
Important Note: Before purchasing, please ensure this unit meets your installation requirements. The WM12 model is rated at 12kW (240V) with a maximum current of 50A. It requires 1 × 50 Amp double-pole breaker and 1 set of 8 AWG wiring for installation, with 1/2" NPT water connections(Hardwired installation is required)
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5% discount
Feelrogast 8 Gallon Electric Tank Water Heater, 120V 1500W Under Sink Instant Hot Tank Water Heater for Kitchen, Bathrooms, Offices, Wall or Floor Mounted, Black
No Wait for Hot Water: This electric tank water heater provides instant hot water on demand, minimizing your wait time. Updated modern control panel with streamlined aesthetics for intuitive manual temperature adjustment (86-167°F), user-friendly operation, and efficiently meeting your hot water needs.
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Wintemp 9kW Electric Tankless Water Heater 240V, Up to 2.2 GPM ETL
Important Note: Before purchasing, please ensure this unit meets your installation requirements. The WM9 model is rated at 9kW (240V) with a maximum current of 37.5A. It requires 1 × 40 Amp double-pole breaker and 1 set of 8 AWG wiring for installation, with 1/2" NPT water connections(Hardwired installation is required)
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GRS Tankless Water Heater Electric with Digital Display 13KW 240V
ENDLESS HOT WATER: Enjoy instant, unlimited hot water with this 240V tankless system. Ideal for showers, kitchens, and more, it delivers efficient on demand heating in a compact design. A smarter choice to traditional electric heaters.
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12KW Electric Tankless Water Heater 240V, Self Modulating White Unit
Important Note:things to know before purchasing,this GREATBEAR 12kW tankless water heater electric requires 1 x 60 AMP double pole breaker, 1 set of 6AWG/2 wires with grounding and 1/2" NPT plumbing connections, product dimensions:12"(H)x7.78"(W)x3.94"(D).
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Tankless Water Heater Electric ，110v 0-3500W Whole House Tankless Hot Water Heater with Led Temperature Display for Indoor or Outdoor Black-5 Years Quality Assurance
RELIABLE MATERIAL, SAFE AND STABLE:This 110v 3500w Tankless water heater electric uses 304 stainless steel water pipe, all-aluminum die-cast heating body and corrosion resistant housing to ensure efficient heating and super durability under long-term use. Built-in anti-leakage protection device, insulation material, multiple safety protection design, let you enjoy worry-free hot water experience, safety more assured
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Rheem RTG Series 7.0 GPM Natural Gas Tankless Water Heater Outdoor | 160,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 7.0 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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VEVOR Tankless Water Heater Electric, 18KW 240V Black Instant Water Heater, LCD Touch Screen, Digital Temperature Display, Child Security Lock, On Demand for Bathroom, Kitchen, Shower, Mall, Salon
Energy Efficiency: You're choosing a greener solution for your hot water needs. Forget about preheating! The electric water heater utilizes a 18kw heating system delivers endless hot water in seconds at temperatures ranging from 86-140°F or higher. Before purchasing, please carefully review the product details (voltage, power, additional accessories and parts required, installation information, etc.)
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5% discount
14kW Tankless Water Heater Electric 240V, Sink & Shower,Gray
【PLEASE NOTE BEFORE PURCHASE】Ensure this 14kW 240V tankless electric water heater meets your hot water demand. Requires 1 x 60-amp circuit breaker. Unit dimensions: 15.87"x11.14"x2.87"; standard 1/2" NPT water connection. No need to disassemble the housing for wiring, making installation faster and more convenient.
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WINTEMP 8kW Tankless Electric Water Heater 240V, Single Fixture
Important Note: Ensure this tankless water heater meets your installation requirements. It is rated at WINTEMP 8KW - 240 Volts with a maximum amperage of 33A. It requires 1 x 40 Amp DP breakers and 10# AWG wiring with ground. The unit dimensions are 9.7” (W) x 14 ” (H) x 3.4” (D), the water connection is 1/2" NPT
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ThermoMate Electric Tank Water Heater, 8.0 Gallon Point of Use Instant Small Hot Water Heater 120V 1440W, Wall or Floor Mounted, Plug-in to Use, UL Listed ES800
【No Wait for Hot Water】- 8.0 gallons water heater provides instant hot water on demand with fast recovery, 1440W 120V Plug in to use. Adjustable temperature range from 50°F to 149°F. 50% increase in thermal insulation with 30mm thick overall CFC-Free polyurethane to keep the warmth of hot water for longer time
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GE Appliances 10 Gallon Versatile Plug and Play Electric Water Heater with Adjustable Thermostat, Easily Installs Where You Want It, 120 Volt
EASY INSTALLATION - Installs in minutes with existing plumbing. Uses standard 3/4-in NPT compatible water connections and connects into any 120-Volt supply
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Thermoflow Electric Mini Tank Water Heater, 4.0 Gallon 120V Corded Under Sink Small Hot Water Heater for Point of Use Instant Hot Water
Instant Sink Hot Water - 4 gallons capacity, point-of-use mini tank water heater fits under your sink to provide immediate hot water right where you need it. Eliminate time for hot water. Dimensions: 18H x 12.2W x 11D inches, 2.6ft cord Plugin to use.
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GE Appliances 2.5 Gallon, Versatile Mini Tank Water Heater with Adjustable Thermostat, Easily Installs Under Sink, 120v, GE02P08BAW
COMPACT DESIGN - Ideal in limited spaces like kitchens, bathrooms, laundry rooms, barns, cabins, RVs, garages, sheds, pet washing station, etc
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Feelrogast 8 Gallon Electric Tank Water Heater, 120V 1500W Under Sink Instant Hot Tank Water Heater for Kitchen, Bathrooms, Offices, Wall or Floor Mounted, White
No Wait for Hot Water: This electric tank water heater provides instant hot water on demand, minimizing your wait time. Updated modern control panel with streamlined aesthetics for intuitive manual temperature adjustment (86-167°F), user-friendly operation, and efficiently meeting your hot water needs.
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Westinghouse 8kW Tankless Water Heater Electric, 240V, Smart WiFi Control
Instant Hot Water Heater 240V: End cold-water waits! 8kW heating tech delivers stable, continuous flow ideal for handwashing, dish rinsing, and sink use – no preheating tanks needed.
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2.5 Gallon Under Sink Hot Water Heater 304 Stainless Steel Mini Tank, Large LED Temp. Display and Knob, Overheat Cut-Out with Auto Reset, IPX4, Instant Water Heater Electric 120V Plug-In, Modern Gray
Note: Dimensions of the mini tank water heater is 13" W x 12" D x 13" H. Please check your installation space and the product dimensions before buying
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ThermoMate Electric Tankless Water Heater, 11kW 208~240 Volt, On Demand Instant Hot Water Heater, Self Modulating Energy Saving, Save Space, 2.15GPM at 35°F Rise
[Endless On Demand Hot Water] - Consistent hot water that never runs out when you need it. Continuously detect water temperature and flow rate to ensure efficient heating and stable performance within 1°F of your selected temperature. Requires 60Amp breaker (2 Sets of Double-pole 30AMP Breakers)
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ThermoMate Mini Tank Water Heater Electric, 6.5 Gallons Small Under Sink Water Heater for Point of Use Instant Hot Water 110V 120V, Wall or Floor Mounted, UL Listed ES700
No More Wait for Hot Water - Point of use 6.5 gallons mini tank water heater provides instant hot water where you need it with fast recovery, reducing standby loss. Thermal efficiency up to 99%
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WINTEMP 36kW Electric Tankless Water Heater 240V ETL Certified WiFi
Important Note: Please ensure this tankless water heater meets your installation requirements. The WN36 model is rated at 36KW (240V) with a maximum current draw of 150A. It requires 4 x 40 Amp double-pole (DP) breakers and 4 x 8/2 AWG cables with ground. A 300A household power supply is recommended. Unit dimensions: 13.7” (W) x 21.1” (H) x 5.3” (D). Water connection: 3/4" NPT
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Rheem RTG Series 8.4 GPM Natural Gas Tankless Water Heater Outdoor | 180,000 BTUs High Efficiency On Demand, Continuous Hot Water | Non-Condensing
High-efficiency tankless gas water heater delivers up to 8.4 GPM, perfect for 2–3 bathroom homes with multiple hot water needs like showers and laundry.
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5% discount
Electric Mini Tank Water Heater UL Listed, ThermoMate 2.5 Gallons Small Under Sink Water Heater for Point of Use Instant Hot Water 110V 120V, Wall or Floor Mounted, ES250
【No Wait for Hot Water】- 2.5 gallons water heater provides instant hot water on demand with fast recovery, 1440W 120V Plug in to use. Adjustable temperature range from 50°F to 149°F. 50% increase in thermal insulation with 30mm thick overall CFC-Free polyurethane to keep the warmth of hot water for longer time
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Nessxa 8 Gallon Electric Mini Tank Water Heater, 110V 1500W Point of Use On Demand Under Sink Instant Hot Water Heater for Home Kichen Bathroom
24H INSTANT HOT WATER - Our mini tank water heater delivers hot water instantly at your sink. With a 8 gallon tank, it provides instant hot water on demand, reducing wait times and water waste. The high-density polyvinyl chloride integral foaming process can uniformly heat the entire internal storage tank, improving durability and performance.
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Tankless Water Heater Electric, ThermoMate 8kW at 240 Volt, On Demand Instant Hot Water Heater for Point of Use, Self-Modulating Save Energy, Save Space, 1.56GPM at 35°F Rise
[Instant Endless Hot Water] - Provide instant hot water wherever and whenever you need it. 24 hours standby. 8kW powerful heating support up to 2 faucets and large 1.56GPM at 35°F temperature rise. Max temperture up to 131°F. Requires Double Pole 40Amp breaker
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Electric Tank Water Heater, 8-Gallon Under Sink Instant Hot Water Tank，Equipped with Digital Temperature Display for Kitchen, Bathrooms, Offices, Wall or Floor Mounted, Grey
【Instant Hot Water & Precision Control】: This instant electric water heater delivers 99% thermal efficiency, so you can enjoy hot water instantly and say goodbye to the long wait times of traditional water heaters. With precise temperature control (86°F-167°F), you can customize the warmth to your exact preference.
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Electric Tank Water Heater 4 Gal, 120V Under Sink Mini with Anode Rod CSA
【Ideal Use Guide: Perfect for Single-Sink Setup】Designed as a dedicated hot water source for one bathroom sink, kitchen faucet, or RV. With a 4-gallon capacity, it heats and stores more hot water for longer tasks (not an instant heater) – ideal for handwashing and dish rinsing without whole-house plumbing costs.
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5% discount
CAMPLUX Tankless Water Heater Electric, 8kW at 240 Volt, On Demand Instant Hot Water Heater for Point of Use, Self-Modulating Save Energy, Save Space, 1.56GPM at 35°F Rise
Instant Hot Water System- Provide instant hot water with 24 hours standby, 8kW powerful heating supports up to 2 faucets and large 1.56GPM at 35°F temperature rise, maximum temperature up to 131°F
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GE Appliances 6 Gallon, Versatile Mini Tank Electric Water Heater with Adjustable Thermostat, Easily Installs Under Sink, 120v, GE06P08BAW
COMPACT DESIGN - Ideal in limited spaces like kitchens, bathrooms, laundry rooms, barns, cabins, RVs, garages, sheds, pet washing station, etc
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Vancepic Gen II 7.0-Gallon Electric Mini Tank Water Heater, 120V 1440W
Efficient Rapid Heating Technology: Equipped with a 1440W molybdenum-gold heating rod, this water heater delivers an exceptional 99% thermal efficiency, enabling swift hot water delivery and rapid temperature recovery. The adjustable temperature range spans from 86°F to 167°F for precise control.
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Electric Tank Water Heater 8 Gal, 120V Under Sink Mini with Anode Rod CSA
【Larger Capacity for Enhanced Hot Water Supply】With an 8-gallon (approx. 30L) capacity, this mini-tank is designed to efficiently support hot water needs for longer durations at a single point, or handle brief, sequential use at nearby points. Ideal for tasks like handwashing and dish rinsing without whole-house plumbing costs.
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GASLAND BE158 Propane Hot Water Heater | CSA Certified | 6L 1.58 GPM
1.58GPM/6L Propane Water Heater - Maximum power output 41 000BTU/Hr. The temperature rise is 109.4°F (43°C) at its highest point and 55.4°F (13°C) is at its lowest point of 1.58 GPM. Also 1.58 gallons of hot water can be produced per minute at a flow rate of 1.58 GPM. Low water pressure start-up just need 3.6 PSI of water pressure to start.
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FOGATTI Electric Mini Tank Water Heater, 4.0 Gallon Point of Use Instant Hot Water Heater 120V 1440W, Food Truck Water Heater, Under Sink, Wall or Floor Mounted, Easy to Install
Instant Hot Water: FOGATTI Electric Tank Water Heater operates with a 1440W power for heating, utilizing an L-shaped heating rod to maximize heat exchange with water in the tank. The 310S stainless steel enhances heat transfer efficiency, meeting your hot water needs.
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Vancepic Gen II 2.5 Gallons Electric Mini Tank Water Heater, 120V, 1440W
Efficient Rapid Heating Technology: Equipped with a 1440W molybdenum-gold heating rod, this water heater delivers an exceptional 99% thermal efficiency, enabling swift hot water delivery and rapid temperature recovery. The adjustable temperature range spans from 86°F to 167°F for precise control.
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Wintemp 12kW Tankless Water Heater Electric 240V WiFi, ETL Certified
Important Note: Before purchasing, please ensure this unit meets your installation requirements. The WM12V model is rated at 12kW (240V) with a maximum current of 50A. It requires 1 × 50 Amp double-pole breakers and 1 sets of 8 AWG wiring for installation, with 1/2" NPT water connections(Hardwired installation is required)
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5% discount
Midea 18KW Electric Tankless Water Heater, 240V, On-demand Hot Water, White
Instant & Endless Hot Water Flow: With an upgraded 18kW smart heating system, this electric tankless water heater provides instant and continuous hot water on demand.
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VEVOR Electric Water Heater, 18 Gallon Tank Instant Hot Water Heater, 1.6KW Tankless Water Heater with Knob Control, IPX4 Waterproof Side Connection On Demand Heaters for Shower, Bath
18-Gallon Water Capacity: With a 18-gallon/70L storage capacity, this heater provides ample hot water for family needs, including dishwashing and laundry. Its 1600W high-power heating reduces wait time for hot water at the faucet.
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Tankless Water Heater Electric, 13kW 240Volt On Demand Instant Hot Water Heater with LED Digital Display Self-modulating, Overheating Protection, CSA Certified, Up to 3.38 GPM for 2-3 Point of Use
CONSTANT INSTANT HOT WATER: This tankless water heater electric provides a constant supply of hot water to the home with 24-hour standby. You don't have to wait more than 3 seconds to get plenty of hot water for your shower, and it's instantly hot. Also supports multi-point water supply to meet different household needs. Adjustable temperature range from 86 to 131°F
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4 Gallon Electric Mini Tank Water Heater, Under Sink Water Heater 110V
Instant Hot Water & Rapid Reheat-Usaton electric mini tank water heater rapidly heats water, minimizing your wait time and efficiently meeting your hot water needs. The 316 stainless steel heating element achieves up to 98% heat utilization, maximizing energy and power savings. meeting your demand for a fast water heating solution
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ThermoMate Tankless Water Heater Electric, 11kW 240 Volt On Demand Instant Hot Water Heater for Point of Use, Self-Modulating LED Display Knob Control, ETL Certified, 2.15GPM at 35°F Rise
[Instant Endless Hot Water] - Provide consistent hot water wherever and whenever you need it. 24 hours standby. 11kW powerful heating support up to 3 faucets and large 2.15GPM at 35°F temperature rise. Max temperture up to 131°F. Requires Double Pole 50Amp breaker
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Ranein 2.5 Gallons Grey Electric Mini Tank Water Heater, Horizontal Design
Efficient Rapid Heating Technology:Built with a 1440W molybdenum-gold heating rod, this water heater achieves an impressive 99% thermal efficiency, providing fast hot water output and quick temperature recovery. The temperature can be precisely adjusted from 86°F to 167°F.
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18kW Tankless Water Heater Electric 240V,Self-Modulating
【Electric Tankless Water Heater】The V7B-180B is compact design for point of use anywhere, in the meanwhile it is able to provide luxury & endless hot water up to 4.3GPM with its powerful 18kW heating system. It is great idea to install this tankless water heater electric a few ft away from shower tub or washing machine, to get sufficient and endless hot water of higher than 120°F in seconds.
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Electric Mini Tank Water Heater, 8Gallon Under Sink On Demand Hot Water Heater, Wall or Floor Mounted, 1500W Point of Use Instant Hot Water for RV Kitchen Bathroom Restaurant
INSTANT HOT WATER & HIGH EFFICIENCY: Say goodbye to waiting for hot water. This 8gallon (30L) point-of-use mini-tank water heater delivers hot water instantly right where you need it. Powered by a 1500W heating element for fast recovery, its compact design and 99% thermal efficiency significantly reduce standby heat loss compared to large traditional tanks, providing immediate comfort while saving energy.
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ThermoMate 14kW Tankless Water Heater Electric Upto 3.4 GPM ETL Certified
[On Demand Endless Hot Water] - Provide continuous endless hot water for residential house use. 24 hours standby. 14kW powerful heating support up to 2 faucets & 1 shower and large 2.66GPM at 35°F temperature rise. electronic temperature control adjustable in 1-degree increments from 86 to 131°F. Requires Double Pole 60Amp breaker
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Vancepic 2.5 Gallons Electric Mini Tank Water Heater, 120V, 1440W
High-Efficiency Rapid Heating Performance: Powered by a 1440W molybdenum-gold heating element, this unit achieves up to 99% thermal efficiency for fast hot water delivery and quick temperature recovery. The adjustable temperature range of 86°F to 167°F allows for precise, customized control.
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24kW Tankless Water Heater Electric 240V,Self-Modulating
【Electric Tankless Water Heater】The V7B-240B is compact design for point of use anywhere, in the meanwhile it is able to provide luxury hot water with its powerful 24kW heating system. It is great idea to install this tankless water heater electric a few ft away from shower tub or washing machine, to get sufficient hot water of higher than 120°F in seconds.
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Electric Tank Water Heater 8.0 Gal, 120V Mini Under Sink with Anode Rod
CSA Listed
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APUS 27kW Electric Tankless Water Heater, 240V, Up to 6.5 GPM, 3s Instant
Endless Instant Hot Water On Demand: Experience continuous electric tankless water heater performance with our powerful 27kW tankless water heater, delivering on-demand hot water at up to 6.5 GPM—ideal for 3-4 simultaneous uses (showers, sinks, appliances). The advanced cast aluminum heating element ensures rapid, efficient heating in this tankless hot water heater electric, with no preheating, no waiting, and no cold interruptions.
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8 Gallon Capacity, 120-Volt – Ariston Andris Mini Tank Electric Water Heater – Heating Solution for Under Sink, RV, and Compact Spaces, Smart Boost for Versatile Heating, Simple Installation
Compact and Versatile Design: The Ariston Mini-Tank Electric Water Heater is ideal for supplying heated water to single sinks in small spaces like RVs and under sinks. Its compact design fits seamlessly in tight spaces for convenience.
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Electric Tank Water Heater 4.0 Gal, 120V Mini Under Sink with Anode Rod
CSA Listed
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WINTEMP 18kW Electric Tankless Water Heater 240V ETL Certified WiFi
Important Note: Ensure this tankless water heater meets your installation requirements, 150 Amp Household Service Recommended. The WN18 model is rated at 18KW (240V) with a maximum amperage of 75A. It requires 2 x 40 Amp DP breakers and 2 x 8/2 AWG wiring with ground. The unit dimensions are 11.1” (W) x 19.1 ” (H) x 4” (D), the water connection is 3/4" NPT
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VEVOR Electric Tank Water Heater, 12 Gallon, 1600W Point-of-Use Hot Water Heater with LED Display, Knob Control, Side Outlet, 120V Storage Design with T&P Valve for Small Apartments & Studios, Gray
12-Gallon Capacity: Designed for small apartments, studio flats, or remote water points, our tank water heater fits 1-2 water outlets. It provides ample hot water for showers, handwashing, and dishwashing, meeting the daily needs of singles or couples
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18kW Tankless Water Heater Electric, On Demand Hot Water Heater 240V, Up to 4.17 GPM, Supply for 2-3 Fixtures
Note: Things to know before buying, Our Orbek tankless water heater electric 18kw requires 2 x 240V/40A two-pole breakers, 2 sets of 8 AWG wires and 3/4" NPT water connections.Please ensure that the total current of the household circuit breaker panel is greater than or equal to 150 amps. Otherwise, it may affect the normal operation of the equipment. Especially if other high-power appliances are also being used in the household circuit.
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Electric Tank Water Heater, 4-Gallon Under Sink Instant Hot Water Tank，Equipped with Digital Temperature Display for Kitchen, Bathrooms, Offices, Wall or Floor Mounted, Blue
Feelrogast
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Fogatti Tankless Water Heater Electric 18kw 240V Max 4.4GPM Whole House ETL
INSTANT AND UNLIMITED HOT WATER – Fogatti Tankless Water Heater Electric 18kw: up to 98% eff. 52°F inlet supports 3 points (shower+sink+kitchen); at least 2 points across various inlets; 77°F max 4.4 GPM. Activates ≥0.5 GPM. Whole-house for small/medium homes.
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APUS Propane Tankless Water Heater, 190,000 BTU, 8.1 GPM, Outdoor
APUS
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Tankless Water Heater Electric,240V,14kw,Max 3.3GPM,3s Instant Heating,ETL
INSTANT ENDLESS HOT WATER – Fogatti 14kW Electric Tankless Water Heater delivers up to 3.3 GPM at 77°F inlet, supporting 1-2 outlets simultaneously. At 57°F inlet, 1.9 GPM; at 37°F inlet, 1.4 GPM. No tank, no waiting–continuous hot water on demand.
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8Gallon Mini Tank Water Heater Electric, 1500W Under Sink Hot Water 110V
1500W RAPID HEATING & STABLE HOT WATER SUPPLY: The mini tank water heater is equipped with a 1500W high-power heating tube and over 90% thermal efficiency, which heats up quickly, no more long waits for hot water. Its capacity is specially designed for point-of-use scenarios, providing continuous and stable hot water to easily handle daily needs like dishwashing, fruit cleaning, and hand washing.
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Electric Tank Water Heater, 8-Gallon Under Sink Instant Hot Water Tank，Equipped with Digital Temperature Display for Kitchen, Bathrooms, Offices, Wall or Floor Mounted, Black
Feelrogast
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4Gallon Mini Tank Water Heater Electric 1500W Under Sink Hot Water 110V
1500W RAPID HEATING & STABLE HOT WATER SUPPLY: The mini tank water heater is equipped with a 1500W high-power heating tube and over 90% thermal efficiency, which heats up quickly, no more long waits for hot water. Its capacity is specially designed for point-of-use scenarios, providing continuous and stable hot water to easily handle daily needs like dishwashing, fruit cleaning, and hand washing.
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Electric Tank Water Heater, 4-Gallon Under Sink Instant Hot Water Tank，Equipped with Digital Temperature Display for Kitchen, Bathrooms, Offices, Wall or Floor Mounted, Black
Feelrogast
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APUS 18kW Tankless Water Heater Electric, 240V, Up to 4.4 GPM, 3s Instant
INSTANT HOT WATER ON DEMAND — The 18kW tankless water heater electric supplies up to 4.4 GPM for 2–3 simultaneous uses, helping power showers, sinks or laundry without preheating or a bulky storage tank.
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Mini Tankless Under Sink Water Heater 120V 3.5kW Hard-wired, LED Digital Display with Big Control Knob, IPX4, Multiple Safety Features, 1 Point of Use 30-55℃ Thermostatic Electric Instant Water Heater
Note: This 3.5kW 120V water heater is hard-wired. 120 volts power supply and a 30 - 40 amps single-pole circuit breaker are required for installation. It's crucial to check your home's electrical capabilities before considering buying. The tankless small water heater is designed for low-flow use only, not suitable for showers or multiple taps at once
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Vancepic 27kW Electric Tankless Water Heater 240V Whole House
Installation Requirements & Compact Design: Requires 240V and 3x8 AWG wiring. Standard 3/4" NPT water connections. Compact, wall-mounted design saves space and can be conveniently installed in cabinets, under sinks, or other tight areas.
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ThermoMate Tank Water Heater Electric, 6 Gallon Small Point of Use Residential Hot Water Heater, 1500W 120Volt Compact, Adjustable Thermostat, UL Listed (ES600)
【6 Gallons point of use】mini tank water heater provides instant hot water where you need it with fast recovery, reducing standby loss. Hard-wired installation required (power cord included for optional installation); Built-in thermostat for adjusting temperature between 90°F and 150°F
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Westinghouse 11kW Tankless Water Heater Electric 240V, Wifi, ETL, Gray
【Dedicated Circuit Requirements & Installation】This Westinghouse tankless water heater requires a dedicated 60A double-pole breaker and 8 AWG wire at 240V for stable, safe operation. With 1/2" NPT connections and a compact wall-mountable design that takes zero floor space, this Westinghouse electric tankless water heater offers quick, hassle-free installation—whether new build or replacement, just as you'd expect from a genuine Westinghouse tankless water heater electric.
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27kW Electric Tankless Water Heater 240V Digital Instant Hot Water
27kW High Power & Whole-House Hot Water Supply: The 27kW high-power electric tankless water heater delivers powerful and continuous hot water for large homes, supporting simultaneous use of multiple showers, sinks and appliances without temperature drops, meeting the hot water needs of the whole family
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Tankless Water Heater Electric 36kW 240V 3s heating Whole House Shower
Note: MIZUDO 36kw 240V tankless water heater electric requires 4 pcs of 40 AMP two-pole breakers, 4 sets of 8 AWG wires and 3/4" NPT water connections. With a compact size of 17.1"H x 18.5"L x 3.7"W, our electric hot water heater saves over 87% of space compared to traditional tank water heaters, fitting easily into most corners of your home.
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EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
Configured for climates where incoming water temperatures are in the 60 deg
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Chronomite Labs 120VAC Undersink Electric Tankless Water Heater, 2400 Watts, 20 Amps AC - SR-20L/120
HLLNWB
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Liberlive 13kW 240V Tankless Water Heater Electric,Up to 3.1 GPM on Demand Water Heater for 1-2 Point of Use,Instant Hot Self-Modulating LED Display Knob Control, CSA Certified, Space Saving
Compact & Effortless Installation; This 13 kW electric tankless water heater 240v model runs on 240 V and requires a user‐supplied 60‐amp double‐pole circuit breaker plus a single 6 AWG supply wire. Its ultra‐compact footprint (7.9" × 2.8" × 11") and 1⁄2" NPT brass threaded connections fit nearly anywhere. The unit comes with a pre‐attached power cord—simply connect it without ever opening the housing, making installation quick and hassle‐free. For anyone seeking a tankless water heater electric solution, this design eliminates the need for bulky tanks while offering unmatched convenience
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27kW Tankless Water Heater Electric 240V, Whole House, Gray
【PLEASE NOTE BEFORE PURCHASE】Ensure this 27kW 240V tankless electric water heater meets your hot water demand. Requires 3 x 40-amp circuit breaker. Unit dimensions: 15.87"x11.14"x2.87"; standard 3/4" NPT water connection.
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Mini Tankless Water Heater Under Sink, 3kW 120V Plug-in, LED Digital Display with Big Control Knob, IPX4, Multiple Safety Features, 1 Point of Use, 30-55℃ Thermostatic Electric Instant Water Heater
Note: This 3kW 120V mini water heater is designed for low-flow use only, not suitable for showers or multiple taps at once. The output water temperature is affected by many factors, including the water heater wattage (heating capacity), inlet water temperature and water flow. For a better warm water use experience, we recommend that you consider our higher wattage model 6kW 240V first, which is hard-wired
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Westinghouse 14kW Tankless Water Heater Electric 240V, Wifi, ETL, Gray
【Dedicated Circuit Requirements & Installation】This Westinghouse tankless water heater electric requires a dedicated 60A double-pole breaker and 6 AWG wire at 240V for stable, safe operation. With 1/2" NPT connections and a compact wall-mountable design at just 12.59"H x 9.56"W x 3.28"D that takes zero floor space, this Westinghouse electric tankless water heater offers quick, hassle-free installation—whether new build or replacement, just as you'd expect from a genuine Westinghouse tankless water heater.
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Tankless Water Heater Electric 18kW 240V On-Demand Instant Hot Water Heater
18kW Perfect Balance Power: Strikes the ideal balance between 14kW and 27kW models, delivering consistent hot water for 2-3 fixtures at once. Ideal for medium-sized homes, apartments, and townhouses, avoiding overcapacity or underpower issues
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YONOOQ 4 Gallon Electric Water Heater, 1500W 110V Mini Tank Under Sink Instant Hot Water Heater with Pressure Relief Valve, Digital Display for Kitchen, RV, Laundry, Food Truck
FAST HEATING & NO WAITING:This 4-gallon mini tank electric water heater delivers hot water in just 5–10 minutes. No more waiting for hot water at the kitchen sink, bathroom faucet, or RV. Perfect for daily kitchen tasks, bathroom needs, garage, or outdoor use.
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Orbek 14kW Tankless Water Heater Electric 240v, On Demand Water Heater
Temperature Control – Experience instant on‐demand temperature stability with a high‐frequency chip that adjusts heating power. Water temperature stays within ±1°F of your setting (86 °F – 140 °F). Whether it’s freezing winter inlet water or hot summer supply, you get a consistent, endless hot water flow – no more sudden cold showers.
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18kW Tankless Water Heater Electric 240V, Whole House with LED Display
Instant Hot Water Without the Bulk of a Tank - This 18kW electric tankless water heater delivers on demand hot water when you need it, helping reduce long wait times compared with traditional storage tank systems. Ideal for daily residential use in bathrooms, kitchens, apartments, and smaller whole house setups.
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27kW Tankless Water Heater Electric, NOVIEEX 240V 3s Instant Hot Water Heater, Flow Rate Max 7.4 GPM, Supply for 3-4 Points, Indoor Installation, Heavy Duty Ideal for Whole House Use
【HIGH-POWER 27kW PERFORMANCE】 Built for demanding hot water needs, this 27kW tankless water heater delivers high-power heating performance at 240V, with a maximum current of 112.5A. It requires 3 × 40A double-pole circuit breakers and 3 sets of 8 AWG wires with a ground wire. The unit measures 14.13" (W) × 15.86" (H) × 3.18" (D) and features 3/4" NPT water connections. Please consult a qualified electrician and verify that your electrical system meets the requirements before purchasing.
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ThermoMate 27kW Tankless Water Heater Electric Max 6.6 GPM ETL Certified
Electrical & Installation Requirements: Before purchasing, please ensure your home's main panel has a total electrical capacity of at least 150 Amps. This 27kW unit requires 3 x separate 40 Amp double-pole breakers and 3 x sets of 8 AWG copper wires, and standard 3/4" NPT water connections for proper installation
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Mini Tankless Under Sink Instant Water Heater 120V 3kW Plug In, LED Digital Display with Control Knob, IPX4, Multiple Safety Features, 30-55℃ Thermostatic On Demand Electric Water Heater, Modern Gray
Note: This 3kW 120V mini water heater is designed for low-flow use only, not suitable for showers or multiple taps at once. The output water temperature is affected by many factors, including the water heater wattage (heating capacity), inlet water temperature and water flow. For a better warm water use experience, we recommend that you consider our higher wattage model 6kW 240V first, which is hard-wired
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We have found a total of 127 electric instant water heater deals at amazon, Tractor Supply Company, Zoro, and other shops for you. The most popular brands include: thermomate, Feelrogast, and Westinghouse. Today's offer is Electrolux 8kW Tankless Water Heater Electric 240V Under Sink CSA Certified with 23% discount. The lowest price we found in our offers is $ 139.98 . The highest price in our price comparison is $ 953.00 . Currently, we have selected 10 reliable shops for you to buy electric instant water heater affordably.