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10 Best rated electric tankless water heaters of 2025
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Best Choice1
Clicked 518 times in the last monthRheemRheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
9.8Exceptional
Our Rating
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Value for Money2
RheemRheem 18kW 240V Tankless Electric Water Heater, Gray
9.7Exceptional
Our Rating
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EcoSmartEcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
30% OffKey specs-
maximum flow rate:1.3 to 3.1 GPM
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wattage:13-kilowatt
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special features:Energy Efficient
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voltage:N/A
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maximum pressure:N/A
9.6Exceptional
Our Rating
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RheemRheem 11kW 240V Tankless Electric Water Heater
Key specs-
maximum flow rate:2.68 Gallons Per Minute
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wattage:11 KW
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special features:LED Display
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voltage:240 Volts
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maximum pressure:150 Pound per Square Inch
9.5Excellent
Our Rating
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5
RaneinRanein Electric Tankless Water Heater, 18kW 240V on Demand Instant Endless Water Heater with LED Temperature Display for Residential Whole House Shower, Space Saving
10% OffKey specs-
maximum flow rate:4.3 GPM
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wattage:18 KW
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special features:LED Display
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voltage:240 Volts AC
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maximum pressure:130 PSI
9.4Excellent
Our Rating
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WINTEMPElectric Tankless Water Heater WINTEMP, 27kW 240V Whole House Hot Water Supply Shower, Self-Regulating on-Demand Hot Water, with LED Temperature Display and WIFI Control, Space-Saving ETL
10% OffKey specs-
maximum flow rate:6.5 Gallons Per Minute
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wattage:27000 watts
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special features:Overheat Protection, LED Display
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voltage:240 Volts AC
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maximum pressure:150 Pound per Square Inch
9.2Excellent
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ECOTINYMACHECOTINYMACH 110V Tankless Water Heater Electric, 3000W Compact Water Heater Under Sink, Conveniently Convertible Between Fahrenheit and Celsius
8.9Very Good
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Orbek18kW Tankless Water Heater Electric, ORBEK 240 Volt On Demand Instant Hot Water Heater, with LED Digital Display, ETL Certified, Up to 4.17 GPM for 2-3 Point of Use throughout the Whole House
Key specs-
maximum flow rate:4.8 GPM
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wattage:18 KW
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special features:LED Display
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voltage:240 Volts
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maximum pressure:N/A
8.8Very Good
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9
xwdzswgsTankless Water Heater Electric 110V, 3000W Instant Electric Water Heater, Under Sink Water Heater with Digital Display, On Demand Hot Water heater Electric for Kitchen Bathroom Washin
8.7Very Good
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ELEISIOSELEISIOS Electric Tankless Water Heater,240V Electric Water Heater,18kW Tankless Water Heater,Instant Water Heater for Shower with LED Display,Self Modulates to Save Energy Use,Black
20% Off8.6Very Good
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