10 bestEco Instant Hot Water Heaterof February 2025
112M consumers helped this year.
1
Natural Gas Tankless Water Heater, Indoor Max 7.4 GPM, 190,000 BTU Instant Hot Water Heater
Ranein
9.9
10% off
2
Tankless Water Heater Propane, 4.21GPM 16L Indoor,Instant Hot Propane Gas Water Heater,Constant Propane Water Heater with Fahrenheit Digital Display,Multi-Protection (Black)
DWALE
9.8
17% off
3
Rheem 240V 2 Heating Chambers RTEX-18 Residential Tankless Water Heater, Small Grey
Rheem
9.6
4
Thermomate Mini Tank Electric Water Heater ES150 1.3 Gallons Point of Use Water Heater for Instant Hot Water Under Kitchen Sink 120V 1440W
thermomate
9.3
15% off
5
Tankless Water Heater, GASLAND Outdoors 16L 4.22GPM Portable Gas Water Heater, Energy-efficient Propane Water Heater for RV Camping Cabin Barn Boat, Overheating Protection, Easy Installation
GASLAND
9.1
Other
CAMPLUX Tankless Water Heater, 16L On Demand Propane Water Heater, Instant Hot Water Heater, Indoor, Gray
Camplux 10L Outdoor Portable Gas Water Heater, Tankless Propane Water Heater with Overheating Protection, Instant Propane Hot Water Heater for RV, Camping, Cabins, Barns, White
CAMPLUX 65,000 BTU RV Water Heater, 2.64 GPM RV Tankless Hot Water Heaters with 15.2×15.2 Inches Door and Remote Controller, Propane Tankless RV Water Heater with Mixing Tank DC12V/5A
Camplux Immersion Water Heater- 1500W Safe and Fast Heating,Portable Electric Submersible heating instant With Circle Of Stainless Steel Protective Cover, Automatic Power Off - For Portable Bathtub
6
CAMPLUX Tank Water Heater Electric,38L (10 Gallons) Point of Use Instant Hot Water Heater 120 Volt 1500W, Built-in Reliable T&P Relief Valve, Anode Rod for Hot Water Heater, UL Listed
CAMPLUX ENJOY OUTDOOR LIFE
8.8
7
Ecosmart ECO Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology, White
EcoSMART
8.6
8
Tankless Water Heater Electric 27kW 208~240 Volt, thermomate On Demand Instant Endless Hot Water Heater, Digital Temperature Display for Residential Whole House Shower, 114A GRAY
thermomate
8.3
9
thermomate Tankless Water Heater Electric, 8kW at 240 Volt, On Demand Instant Hot Water Heater, Self Modulating Energy Saving, Save Space, 1.56GPM at 35°F Rise
thermomate
8.0
10
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, Gray
Rheem
7.7
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