Our Top 10 Recommendations for Tankless Hot Water Heaters

Up-to-date pricing and reviews for tankless hot water heaters on the market

SaleBestseller No. 1

Lifetime warranty
Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
Never run out of hot water with an ECOSMART tankless water heater
Patented Self Modulating Technology and design
ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98

Bestseller No. 2

Endless hot water for your entire home
V65eP HE High Efficiency Tankless Hot Water Heater - Propane: Outdoor Installation Only
Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
Control-R 2.0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
Residential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

Bestseller No. 3

Provide endless hot water on demand and only as needed
Save up to 60% on electricity bills for water heating
Compact design saves space and is easy to install almost anywhere
No electrical connection is required so it's perfect alternative for those homes experiencing frequent power outages
Unlimited hot water whenever is needed

Bestseller No. 4

Whole home indoor, gas powered tankless water heater, rated at 3.6 GPM that activates only when in use, making it an energy saver.
For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment.
Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.
Safe electronic ignition system; plugs into standard 120v electrical outlet with UL-listed cord.
Uses standard 1/2" NPT water fittings and is equipped with easy to use manual water temperature controls.Minimum 0.65 GPM flow rate

SaleBestseller No. 5

SaleBestseller No. 6

SaleBestseller No. 7

Savings of up to 50% on water heating costs. Dimensions :17H x 17W x 3.625D inches ;Pipes fittings :3/4 inch NPT
Digital temperature control in 1-degree increments allows control of hot water; Activation Flow: 0.3 GPM
Copper and stainless components designed for efficiency, durability and easy replacement.
Compact size saves valuable storage space, while the stylish and advanced design is pleasing to the eye and Copper and stainless components designed for efficiency, durability and easy replacement.
Prior to purchase & installation, please verify that this model is the right size for your hot water needs and electrical requirements. Electrical requirements: 27 kW, 240 volts, (3) 40 required breakers, 112.5 maximum power (AMP), (3) 8 required wire.Amperage Draw:113 A

SaleBestseller No. 8

Bestseller No. 9

Lifetime warranty
Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
Never run out of hot water with an ECOSMART tankless water heater
Patented Self Modulating Technology and design.Activation flow 0.3 GPM
ECOSMART tankless water heaters are 99.8-percent energy efficient

Bestseller No. 10

Set the knob on the front cover and enjoy water temperatures between 86DegreeF (30DegreeC) and 125DegreeF (52DegreeC)
The three years parts warranty is unique in the industry
Due to its small dimensions and attractive housing the DHC-E can be left unconcealed in many applications