10 bestElectric Tankless Water Heatersof June 2026
112M consumers helped this year.
5% off
1
STIEBEL ELTRON DCE-X 10/12 kW Premium Water Heater, Compact Size, tankless, instantaneous, Suitable for Showers, 220/240 V, Precise Temperature Output, oversink Installation, 238159
Stiebel Eltron
10.0
2
Stiebel Eltron DCE-X 6/8 Premium Compact Instant Water Heater, Suitable for Showers, Maximum Energy Efficiency, Accurate Temperature delivery, 238158, 220240 V, White
Stiebel Eltron
10.0
3
Stiebel Eltron DCE-S 6/8 Plus Compact Instant Water Heater, Suitable for Showers, Precise Temperature Selection from 20 °C to 60 °C, 238153, 220240 V, White, kW
Stiebel Eltron
9.9
22% off
4
Triton Showers SPT303I T30I handwash Water Heater, White
Triton Showers
9.6
5
Bosch Thermotechnology Tronic 6100 Electric Tankless Water Heater, 27 kW, White
Bosch Thermotechnology
9.3
Other
Bosch Thermotechnology Tronic 4000 Electric Tankless Water Heater, 10.5 kW, 13 x 8.5 x 4.5, White
Bosch Thermotechnology Tronic 4000 Electric Tankless Water Heater, 8.5 kW, White
Briwellna Electric Instantaneous Tankless Water Heater 5.5kW 220V, Instant Hot Water Heater with Digital Display for Kitchen Bathroom Sink Counter Under/Above Home Indoor (Cream)
Bosch Thermotechnology Tronic 4000 Electric Tankless Water Heater, 3.5 kW, 13 x 8.5 x 4.5, 3500 watts, White
6
Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater, White
Ecosmart
9.1
7
Bosch Thermotechnology Tronic 6100 Electric Tankless Water Heater, 18 kW, 13 x 8.5 x 4.5, White
Bosch Thermotechnology
8.8
20% off
8
Ariston AURES Multi Electric Instantaneous Water Heater 9.5kW, Multi-Point, Compact Size, ELCB System, User-Friendly and A Energy Rated. Manufactured to be Installed in UK – 3195216.
Ariston
8.5
9
STIEBEL ELTRON instant electric hot water heater
Stiebel Eltron
8.2
10
Rheem 18kW 240V Tankless Electric Water Heater
Rheem
8.0
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