10 Best Heat Pump Water Heaters 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing 389 products, scanning 2905 reviews, spending more than 36 hours of research and speaking with our test users, we think the Rheem MR50245 Marathon Tall Electric Water Heater is the one of the Best Heat Pump Water Heater on the market.

# Image Name Brand Price
1
⭐Best Choice
Rheem MR50245 Marathon Tall Electric Water Heater
Rheem MR50245 Marathon Tall Electric Water Heater, 50-Gallon Check price Rheem $$$$$ Check price
2
Best under $500
EcoSmart ECO 27 Electric Tankless Water Heater
EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology Check price Ecosmart $$$$$ Check price
3
👑Premium Pick
Rheem XE50T10HD50U1 Performance Platinum 50 Gal. Hybrid High Efficiency Electric
Rheem XE50T10HD50U1 Performance Platinum 50 Gal. Hybrid High Efficiency Electric Smart Tank Water Heater Check price Rheem $$$$$ Check price
4
Best under $150
Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater
Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, 3.5KW@120-Volt Check price Ecosmart $$$$$ Check price
5 Eccotemp L10 2.6 GPM Portable Tankless Water Heater Eccotemp L10 2.6 GPM Portable Tankless Water Heater, 1 Pack, White Check price Eccotemp $$$$$ Check price
6
💲Best value for the money
KOLERFLO 3/4 Inch Hot Water Circulating Pump 3-Speed Circulation Water
KOLERFLO 3/4 Inch Hot Water Circulating Pump 3-Speed Circulation Water Pump for Solar Heater System(RS15-6 Red) Check price KOLERFLO $$$$$ Check price
7 Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted Check price Bosch Thermotechnology $$$$$ Check price
8 Watts Premier Instant Hot Water Recirculating Pump System with Built-In Watts Premier Instant Hot Water Recirculating Pump System with Built-In Timer Check price Watts Premier $$$$$ Check price
9 Stiebel Eltron 224199 240V Stiebel Eltron 224199 240V, 1 Phase, 50/60 Hz, 24 kW Tempra 24 Plus Whole House Tankless Electric Water Heater, Advanced Flow Control Check price Stiebel Eltron $$$$$ Check price
10 American Standard 9075.120 Safe-T-Heater American Standard 9075.120 Safe-T-Heater Check price American Standard $$$$$ Check price

Rheem MR50245 Marathon Tall Electric Water Heater – Best Overall Heat Pump Water Heater

Rheem MR50245 Marathon Tall Electric Water Heater
  • Efficiency: 0.90-0.94 EF
  • Recovery rate: 20-Gallon GPH at a 90-Degree rise
  • Thermally fused upper element provides protection against dry-firing
  • Full-flow, brass drain valve
  • Standard replacement parts

EcoSmart ECO 27 Electric Tankless Water Heater – Best under $500

EcoSmart ECO 27 Electric Tankless Water Heater
  • 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
  • Required Breaker Quantity: Three 40 Amp Double Pole
  • Recommended Electrical Panel: 200 Amps
  • NEVER run out of hot water with an ECOSMART tankless water heater.
  • Save up to 12 cubic feet of storage space.
  • Digital temperature control in 1-degree increments gives users complete control of hot water

Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater – Best under $150

Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater
  • Can provide hot water for one sink at 0.5 GPM in warmer climates
  • Requires 1 x 30 amp breaker and 10 AWG wire
  • For one sink at 0.5 GPM in colder climates the POU 6 is recommended
  • Amperage Draw 29 amp

Eccotemp L10 2.6 GPM Portable Tankless Water Heater

Eccotemp L10 2.6 GPM Portable Tankless Water Heater
  • Includes 9' CSA approved gas regulator and hose for use on a standard 20 lb grill style tank
  • Includes stainless steel rain cap; 74,500 BTU's
  • Includes 1/2" NPT to garden hose adapter
  • 20 minute automatic safety shutoff timer (resets when water stops, then starts again)
  • Gas type: Liquid propane, CSA regulator for use with standard 20 lb. grill propane tank
  • Installation: Outdoor , Applications: Cabins, Recreational

KOLERFLO 3/4 Inch Hot Water Circulating Pump 3-Speed Circulation Water – Best Budget Heat Pump Water Heater

KOLERFLO 3/4 Inch Hot Water Circulating Pump 3-Speed Circulation Water
  • Rated power: 93/67/46 W. NPT 3/4 inch (19.05 mm) inlet/outlet. Voltage/Frequency: 110-120V, 60Hz. Max pressure: 145 psi (10 bar),the circulation pump with three-speed control. Flow: 36/29/20 LPM (9.5/7.66/5.28 GPM). Max head: 6/4.9/4 m (20/16/13 ft);Pump housing: Aluminum. Impeller: Corrosion-resistant, composite, PES. Shaft: 45 # steel. Bearing: Carbon axia.
  • Easy installation, only need a wrench to connect the pump to the pipeline, saving you the cost of plumbers; Instant hot water, waiting for 2-3 minutes in the past, now it takes only 15 seconds to get hot water.
  • Prevent pipes from freezing in winter, especially for cold winter areas. In addition, if your pipes pass through the floor, the floor will also become warm.
  • The circulation water pump features high efficiency with low consumption. High temperature resistance, anti-fraying, high flow and leak-tightness. Super silent, environmental friendly,saving energy, running power, reducing the waste of cold water and waiting time, suitable for water scarce areas, such as desert areas.
  • KOLERFLO circulation water pump RS15-6 Used in Suitable for city buildings, suburban villas, houses, water and pressurized with industrial equipment, air conditioning, boilers, solar circulating water, hot water circulating warm and so on.

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8)

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8)
  • CONVENIENT HOT WATER HEATER: 7 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 17.5 W x 17.5 H x 14.5 D Inches
  • INSTALLED VERTICALLY OR HORIZONTALLY: This larger model can be mounted vertically (7 gal. of water supply) or horizontally (5.1 gal. of water supply)- vertical orientation is installed with the cold and hot lines on top of the unit
  • RELIABLE WATER SOURCE: Easily hard-wire the 7-gallon model to provide the on-demand reliable water source your home or office needs
  • IMPORTANT INFORMATION: Heating capacity of 1440 watts and a temperature range of 65-145°F max. Operating pressure-150 psi. Water fittings-3/4 inch Male NPT. Electrical requirements (Amp 12A/Volts 120)
  • EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included for vertical orientation only); simply tap into the cold water line and install the water heater directly at the sink to provide hot water

Watts Premier Instant Hot Water Recirculating Pump System with Built-In

Watts Premier Instant Hot Water Recirculating Pump System with Built-In
  • WATTS RECIRCULATING HOT WATER PUMP: Provides hot water at every faucet or shower when needed, eliminating wasted water, 0.5 inches bypass value.
  • BEST SELLING RECIRCULATING SYSTEM: Conserve up to 15,000 gallons of water per year. Save up to 10% of your water bill. It costs only $5.00 per day to operate.
  • EASY INSTALLATION: Install in less than 1 hour. This unique product easily connects to existing plumbing and is maintenance-free.
  • WATTS HOT WATER RECIRCULATING SYSTEM: The kit includes a pump with timer, 2 adapters with rubber washers, valve mounting screws, sensor valve, and two 12-inch supply lines.
  • RECIRCULATING PUMP WITH TIMER: 24-hour programmable timer activates pump when you need it. No vibrations: it's extremely quiet compared to other systems in the market. Do not use with tankless water heaters. Insert the 115V plug on the line cord from the pump into a properly grounded 115V outlet.

Stiebel Eltron 224199 240V

Stiebel Eltron 224199 240V
  • Digital temperature control. Voltage : 240 Volt or 208 Volt
  • Proven reliability
  • No venting required
  • Sleek design fits anywhere
  • Save at least 15-20% on the hot water portion of your electric bill

American Standard 9075.120 Safe-T-Heater

American Standard 9075.120 Safe-T-Heater
  • Whirlpool accessory
  • Maintain constant water temperature
  • Allows for longer, more relaxing soak
  • All American Standard whirlpools are pre-plumbed at the factory making them ready to accept the heater
  • Quick and easy two-step installation

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