10 bestElectric Tankless Water Heatersof September 2025
112M consumers helped this year.
1

Stiebel Eltron DCE-X Premium Compact Instant Water Heater, Suitable for Showers, Maximum Energy Efficiency, Accurate Temperature delivery, 238159, 220240 V, White, 10/12 kW
Stiebel Eltron

9.8
2

ThermoMate ELEX5.5 Instant Electric Water Heater with LED Display, 5.5kW Tankless Water Heater Hand Wash for Basins Sinks, Over/Under Sink Water Heaters, Hard Wire 220V
thermomate

9.6
27% off
3
![Instant Electric Tankless Water Heater 220/240V, FVSTR Small Smart Portable Self-Modulating on Demand,Use Under Sink Kitchen Household Shower, Hot Water for House Shower [Energy Class A] (7.5KW)](https://images-proxy.bestreviews.guide/7LOehJrWTXpDLe7GvtXPuLOcgMw=/0x150/https://m.media-amazon.com/images/I/41yTrrnzdLL._SL500_.jpg)
Instant Electric Tankless Water Heater 220/240V, FVSTR Small Smart Portable Self-Modulating on Demand,Use Under Sink Kitchen Household Shower, Hot Water for House Shower [Energy Class A] (7.5KW)
FVSTR
![Instant Electric Tankless Water Heater 220/240V, FVSTR Small Smart Portable Self-Modulating on Demand,Use Under Sink Kitchen Household Shower, Hot Water for House Shower [Energy Class A] (7.5KW)](https://images-proxy.bestreviews.guide/7LOehJrWTXpDLe7GvtXPuLOcgMw=/0x150/https://m.media-amazon.com/images/I/41yTrrnzdLL._SL500_.jpg)
9.3
4

Rheem 18kW 240V Tankless Electric Water Heater
Rheem

9.0
5

STIEBEL ELTRON instant electric hot water heater
Stiebel Eltron

8.8
OtherUp to 14% off
6

Ecosmart 220V 11.8 KW Electric Tankless Water Heater-11.3KW TNKLSS H20 HEATER
Ecosmart

8.5
7

Electric Hot Water Faucet 3000W, Tankless Electric Heater Kitchen Sink Faucet, Instant Hot Water Tankless Electric Hot Water Faucet for Kitchen Sink/Bathroom
QCXWCJWD

8.2
8

EcoSmart 220V 8.0 KW Electric Tankless Water Heater-7.3KW TANKLSS H20 Heater
Ecosmart

7.9
16% off
9

Mini Instant Water Heater 6000W Electric Tankless Water Heater with Remote Control Instant Electric Water Heater Constant Temperature Digital Display for Home Kitchen Bathroom Indoor 220V
YUCHENGTECH

7.7
10

DeXpro Inline Electric Instant Water Heater, Tankless Hot Water Dispenser, Oversink/Undersink Installation Ideal for Commercial Use, Digital Temperature Control (5.5kW DXI55DT)
Dexpro

7.4

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