Top 10 Best Tankless Electric Water Heater

of December 2024
1
Best ChoiceBest Choice
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented
EcoSmart
EcoSmart
10
Exceptional
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2
Best ValueBest Value
Rheem 18kW 240V Tankless Electric Water Heater
Rheem
Rheem
9.9
Exceptional
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3
EcoSmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with
EcoSmart
EcoSmart
9.8
Exceptional
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4
Rheem 11kW 240V Tankless Electric Water Heater
Rheem
Rheem
9.7
Exceptional
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5
Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
EcoSmart
EcoSmart
9.6
Exceptional
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6
Stiebel Eltron Tankless Water Heater  Tempra 24 Plus  Electric, On Demand Hot
Stiebel Eltron
Stiebel Eltron
9.5
Excellent
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7
EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1, 17 x 17 x
EcoSmart
EcoSmart
9.4
Excellent
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8
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
Rheem
Rheem
9.3
Excellent
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9
Ecosmart ECO 24 24 KW at 240-Volt Electric Tankless Water Heater with Patented
EcoSmart
EcoSmart
9.2
Excellent
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10
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY
Rheem
Rheem
9.1
Excellent
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About Tankless Electric Water Heater

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EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

Endless On-Demand Hot Water Consistent hot water when you need it that never runs out Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature. Save Space EcoSmart tankless electric water heaters are 90 smaller than traditional tank heaters may be installed on wall or at point of use Dimensions 11.5 x 8 x 3.75 inches. Save Energy EcoSmart tankless electric water heaters are 99 thermal energy efficient Only heats water when called unlike a tank heater that maintains water temperature even when not being used.. EcoSmart ECO 11 Sizing 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature refer to the sizing guide to select the proper solution.

Rheem 18kW 240V Tankless Electric Water Heater

External digital thermostatic control with LED display 1 degree accuracy. Most advanced self-modulation, adjust power to meet hot water demand. Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM. Simple installation bottom 34 inch NPT water connections. Threaded for easy replacement, simple installation, digital temperature display.

EcoSmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology

The product is highly durable. The product is easy to use. Manufactured in China. Amperage amps 75. Activation flow 0. 3 GPM. Flow Rate 35 F Rise gallonsmin 3. 51 gal USmin. The product works and is compatible with 2 X 40 AMP DP breakers and 2 X 8 AWG wire. Lifetime warranty for residential use. Save up to 60 on your water heating costs with the most advanced, self modulating technology available. Never run out of hot water with an ECOSMART tankless water heater.. Save up to 12 cubic feet of storage space.. Digital temperature control in 1-degree increments gives users complete control of hot water.

Rheem 11kW 240V Tankless Electric Water Heater

ONOFF Dial Control with adjustable digital temperature display. Self-modulating power control. 11kW Model Flow Rate up to 2.68 GPM. Side 12 NPT water connections. On demand, consistent and continuous hot water.

Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater

Sleek and compact design with digital output temperature display. ECOSMART tankless water heaters are 99.8-percent energy efficient. Manufactured in United States. Pipe Fittings34 inch NPT. Required Breaker4 x 40 A. 150 A.

Stiebel Eltron Tankless Water Heater Tempra 24 Plus Electric, On Demand Hot Water, Eco, White, 20.2

CONTINUOUS FLOW Advanced Flow Control patented technology invented by Stiebel Eltron, automatically maintains water temperature for constant comfort. Itll reduce flow slightly if hot water demand exceeds capacity. Hot showers will never be interrupted again. SPACE ENERGY SAVER Its small, sleek white design saves space yet still provides endless hot water for your whole house, and no venting is required. Eco friendly unit saves energy with auto-modulation and the ability to electronically control water flow. Savings monitor even shows how much you save on energy costs. EASY OPERATION Electronic switch activates the hot water heater and its noise free while in use. Has a digital temperature display and preset temperature and memory buttons, while the interior solid copper heating system does all the power work. TEMPRA 24 PLUS This specific model is 24kW, 240V, requires a min recommended electric service of 150 A, and offers an output water temperature of 68 to 140F. Check our guides below to compare features of our various Trend and Plus models, each available in different kW levels, Tempra Plus tankless water heaters can be set to limit the maximum hot water temperature to 109F. This can be important in some installations to prevent the possibility of scalding.. WARRANTIES INCLUDED Stiebel Eltrons top-rated electric tankless water heaters perform with the highest standards for comfort and reliability. Our 7-Year Leakage and 3-Year Parts Warranties are included with purchase.

EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW - Quantity 1, 17 x 17 x 3.5

Endless on-Demand Hot Water Consistent hot water when you need it that never runs out Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature. Save Space EcoSmart tankless electric water heaters are 90 smaller than traditional tank heaters may be installed on wall or at point of use Dimensions 17 x 17 x 3.75 inches . Save Energy EcoSmart tankless electric water heaters are 99 thermal energy efficient Only heats water when called unlike a tank heater that maintains water temperature even when not being used. Save up to 50 in water heating costs according to the Department of Energy. EcoSmart ECO 27 Sizing Refer to the sizing map. Requires 3x40 AMP Double Pole Breaker, 27-kilowatt tankless electric water heater ideal for providing hot water for whole home applications provides between 2.7 and 6.5 gallons-per-minute depending on the inlet water temperature refer to the sizing guide to select the proper solution. Warranty and Certifications Limited Lifetime Warranty on electronics, exchanger and element UL-499 certified ETL Listed. Required Breaker Quantity Three 40 Amp Double Pole. Recommended Electrical Panel 200 Amps. NEVER run out of hot water with an ECOSMART tankless water heater.. Save up to 12 cubic feet of storage space.. Digital temperature control in 1-degree increments gives users complete control of hot water.

Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray

ONOFF Dial Control with adjustable digital temperature display. Self-modulating power control. 24kW Model Flow Rate up to 5.9 GPM for RTEX-24. Bottom 34 NPT water connections. On demand, consistent and continuous hot water.

Ecosmart ECO 24 24 KW at 240-Volt Electric Tankless Water Heater with Patented Self Modulating Technology, 17 x 17 x 3.5

Lifetime warranty. Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater. Never run out of hot water with an ECOSMART tankless water heater. Patented Self Modulating Technology and design.Activation flow 0.3 GPM. ECOSMART tankless water heaters are 99.8-percent energy efficient. 100 A.

Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY

External adjustable digital thermostatic control with LED display 1 degree accuracy. Durable Copper immersion two heating elements, field Serviceable.Self-modulating power control. Simple installation 12 NPT adapters included side 12 inch Compression water connections. 99.8 energy efficient. External controls to adjust temperature in increments of 1f. Water-Saver Shower Head 1.5 GPM. Threaded for easy replacement, simple installation, digital temperature display 54 A. 13kW Model Flow Rate up to 3.17 GPM. 54 A.
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