10 bestElectric Tankless Water Heaterof July 2025
112M consumers helped this year.
1
Thermomate Mini Tank Electric Water Heater ES700 Hard Wired 6.5 Gallons Point of Use Water Heater for Instant Hot Water Under Kitchen Sink 120V 1440W
thermomate
9.9
20% off
2
Tankless Water Heater Electric 14kW 240 Volt, thermomate On Demand Instant Endless Hot Water Heater, Digital Temperature Display Easy Installation, for Residential Sink & Shower, 58A Gray
thermomate
9.8
3
Rheem 240V 2 Heating Chambers RTEX-18 Residential Tankless Water Heater, Small Grey
Rheem
9.6
4
Rheem 11kW 240V Tankless Electric Water Heater
Rheem
9.3
5
Stiebel Eltron Tankless Water Heater – Tempra 29 Plus – Electric, On Demand Hot Water, Eco, White - 23, Gloss White
Stiebel Eltron
9.0
Other
Rheem 8kW 240V Tankless Electric Water Heater
Stiebel Eltron 200071 DHX 15-2 Trend Point-of-Use Tankless Electronic Water Heater, 240V, 14400 Watts
Eemax HA018240 240V 18 kW Electric Tankless Water Heater
Ecosmart POU 6 Point of Use Electric Tankless Water Heater, 6 KW
13% off
6
Electric Tankless Water Heater, 27kW 240V on Demand Instant Endless Water Heater with LED Temperature Display for Residential Whole House Shower, Space Saving
Ranein
8.8
7
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
Rheem
8.5
8
Electric Tankless Water Heater 6000W 220V Instant Hot Water Heater with Handheld Shower Head and Hose Set, LED Touch Screen Switch Adjustable Temperature Water Heater for Bathroom Kitchen
sanheshun
8.2
9
Rheem RTEX-27 240V 3 Heating Chambers Residential Tankless Water Heater
Rheem
7.9
10
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, Gray
Rheem
7.7
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