10 Best 120v tankless water heater for shower - March 2026

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Last Updated: 03-28-2026

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Rheem 3.5kW 120V Point of Use Thermostatic Tankless Electric Water Heater

Rheem

9.8

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Tankless Water Heater Electric 120V, ThermoMate 3500W Small On Demand Instant Hot Water Heater with Temperature Display for Kitchen Bathroom Sink Faucet, ETL Certified

thermomate

9.6

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Best value

CAMPLUX Tankless Water Heater Electric 4.5kW 120V Undersink Instant Water Heater, Point-of-Use, Save Space for Sink Faucet, Wall Mounted LED Digital Display CSA Certified

CAMPLUX ENJOY OUTDOOR LIFE

9.5

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Tankless Water Heater Electric for Sink Faucet, ThermoMate 4500W 120V Small Point of Use Instant Hot Water Heater with Temperature Display, Self-modulating, CSA Certified

thermomate

9.2

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Tankless 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

xwdzswgs

9.1

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CAMPLUX Tankless Water Heater Electric 4.5kW 110~120V Small Instant Hot Water Heater, Point-of-Use, Save Space for Sink Wall Mounted LED Digital Display CSA Certified TE05

CAMPLUX ENJOY OUTDOOR LIFE

8.8

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110V Tankless Water Heater Electric, 3000W Tankless Electric Water Heater Instant, Under Sink Water Heater with Digital Display, On Demand Hot Water Heaters Electric for Kitchen Washin Bathroom

xwdzswgs

8.6

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Under Sink Tankless Water Heater, Electric, 110V/120V, Point of Use, Instant Hot Water, Compact Design, Easy Installation for Kitchen, Bathroom, RV & Apartment. (White)

JHiveGym

8.4

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CAMPLUX 3.5kW 120V Point of Use for Single Sink Faucet Tankless Electric Water Heater CSA Approved with Self-modulating, Save Energy

CAMPLUX ENJOY OUTDOOR LIFE

8.2

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Mini Tankless Water Heater Electric 110V ~ 120V for Sink, ThermoMate 4.5kW 37.5A at 120V Small Point of Use Water Heater CSA Approved, Must HardWird Requiring 10AWG Wire

thermomate

8.1

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