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20 Best Electric Tankless Water Heater For Cold Climates (2022 Updated)

An electric tankless water heater is a water heater that uses electricity to heat water without the need for a storage tank. Tankless water heaters are more efficient than traditional storage tank water heaters because they heat water only when it is needed, instead of continuously heating and re-heating water in a storage tank.

Electric tankless water heaters are also more expensive than traditional storage tank water heaters.

20 Best Electric Tankless Water Heater For Cold Climates

1. Ecosmart 27 Tankless Electric Water Heater

Ecosmart 27 Tankless Electric Water Heater

  • 27kw

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Product Details

Specifications

Details
Assembled Depth (in) 3.75 in
Assembled Height (in) 18 in
Assembled Width (in) 17 in
Assembled Weight (lbs) 13.75 lbs
Item is Shipped at this Packaging Level Y

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unskilled home owner

2. Stiebel Eltron Tempra 29 Electric Tankless Water Heater

Stiebel Eltron Tempra 29 Electric Tankless Water Heater

  • 29

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Global Industrial
Build.com
Ventingpipe.com

Product Details

Specifications

Details
Temperature (Minimum) 68° F
Temperature (Maximum) 140° F
Vent Type Vent Free
Amperage 120A
Voltage 240V

Reviews From Real Customers

Matt M
Key west FL
BandM

3. Bosch Tronic 3000 240-Volt 7.2-kW 0.7-GPM Point of Use Tankless Electric Water Heater | 7736505870

Bosch Tronic 3000 240-Volt 7.2-kW 0.7-GPM Point of Use Tankless Electric Water Heater | 7736505870

  • 7.2 Kw

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Product Details

Specifications

Details
Indoor/Outdoor Indoor
Efficiency Level High
Fuel Type Electric
Amperage (amps) 40 A
Application Type Point of Use

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Scott M.
GarrettU
Saj1234

4. Black & Decker 24 KW 4.68 GPM Electric Tankless Water Heater

Black & Decker 24 KW 4.68 GPM Electric Tankless Water Heater

  • 24 Kw

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Lowe’s
Tractor Supply Company

Product Details

Specifications

Details
Weight (lbs.) 15
Amps Required for Unit Only (Amps) 100
Bluetooth Compatibility No
Smart Compatible No
Major Appliances Supplied Simultaneously 4

5. Stiebel Eltron Electric Tankless Water Heater Mini 3

Stiebel Eltron Electric Tankless Water Heater Mini 3

  • Extremely compact design saves space
  • Major energy savings
  • Unlimited supply of hot water
  • Sleek design and can be mounted in plain sight
  • Proven reliability.

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Tank The Tank

Product Details

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oilman

6. Electric SCR2 Titan N-120 Tankless Water Heater

Electric SCR2 Titan N-120 Tankless Water Heater

  • N-120

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Shell Lumber and Hardware

Product Details

Specifications

Details
Depth 3 in.
Brand Name Titan
Amps 54 amps
Watts 11.8 W
Maximum Pressure 150 psi

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FixitForTheKids
guidera48
hesh-3091

7. Marey Electric Tankless Instant Water Heater – 18 KW – 5 GPM – 220 V

Marey Electric Tankless Instant Water Heater - 18 KW - 5 GPM - 220 V

  • 18kw

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Product Details

Specifications

Details
No need for pre-heating instant tankless water heater on demand heating.
Fuel Type Electric
Tankless Yes
Gallons Per Minute 5 Gallons
Installation Indoor

8. Stiebel Eltron Tempra 24 Plus Tankless Electric Water Heater

Stiebel Eltron Tempra 24 Plus Tankless Electric Water Heater

  • 24 Plus Tankless

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Product Details

Specifications

Details
Temperature (Minimum) 68° F
Temperature (Maximum) 140° F
Vent Type Vent Free
Amperage 100A
Voltage 240V

Reviews From Real Customers

ChristianMC
Sklewis
Brian Lackie

9. Stiebel Eltron Tempra 24 Plus Electric Tankless Water Heater

Stiebel Eltron Tempra 24 Plus Electric Tankless Water Heater

  • Tempra tankless electric water heaters must be correctly sized and you should consult the sizing guide to determine the correct model for you
  • Requires 240 Volt or 208 Volt electric service, and has a maximum output of 28,800 Watts at 240 Volts or 21,600 Watts at 208 Volts
  • Supplies endless hot water at a constant and steady temperature from 68 to 140°F (20-60°C) that can be set on the front panel digital display
  • 99% efficient and typically result in savings of 15-20% in comparison with electric tank water heaters
  • Smart microprocessor technology unique to Tempra water heaters delivers steady water temperature even when flow rate vary as taps are adjusted

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E-Tankless Water Heaters

Product Details

Specifications

Details
Amperage (amps) 100 A
Application Type Residential
Electricity Phase Single Phase
Finish Family Gray
Flow Rate @ 35°F Rise (gallons/min) 4.68 gal (US)/min

10. Ecosmart ECO18 Electric Tankless Water Heater – 18 KW – 240 V

Ecosmart ECO18 Electric Tankless Water Heater - 18 KW - 240 V

  • 18kw

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Ace Hardware

Product Details

Specifications

Details
Packaging Depth 6.25 IN
Packaging Height 19.5 IN
Packaging Width 16.25 IN
Package Weight 11
Package Weight UOM LB

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wbsmgparts

11. Ecosmart Eco 11 Electric Tankless Water Heater

Ecosmart Eco 11 Electric Tankless Water Heater

  • Provides continuous hot water for ultimate convenience.
  • Patented Self Modulating technology and design.

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Product Details

Specifications

Details
Assembled Depth (in) 3.75 in
Assembled Height (in) 12 in
Assembled Width (in) 9.75 in
Assembled Weight (lbs) 7 lbs
Item is Shipped at this Packaging Level Y

12. Rheem Electric Tankless Water Heater RTEX-27

Rheem Electric Tankless Water Heater RTEX-27

  • 27kw

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litvon

Product Details

Specifications

Details
AWG Wire 8 AWG
Voltage 240V
Required Breaker 3x40A
Wire Size 8 AWG
Power 27 kW

Reviews From Real Customers

asta
DarrylM
nonya

13. Rheem Performance 24 KW Self-Modulating 4.6 GPM Electric Tankless Water Heater

Rheem Performance 24 KW Self-Modulating 4.6 GPM Electric Tankless Water Heater

  • up to 6 GPMWater-Saver Shower Head
  • 1.5 GPMStandard Shower Head
  • 2.0 GPMStandard Hand Sink
  • 0.5 GPMKitchen Sink
  • 1 to 2 GPMBath Tub

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Home Depot

Product Details

Specifications

Details
Amperage (amps) 100 A
Application Type Residential
Electricity Phase Single Phase
Finish Family Gray
Flow Rate @ 35°F Rise (gallons/min) 4.68 gal (US)/min

14. Electric Tankless Water Heater,24,000W, Size: 4 in RTEX-24

Electric Tankless Water Heater,24,000W, Size: 4 in RTEX-24

  • Water Heaters 24,000 W, Amps.
  • Water Heaters 100 A, Voltage.
  • Water Heaters 208/240, Min. Flow Activation 0.3 gpm, Phase.
  • Water Heaters 1, Temp. Range.
  • Water Heaters 80 Degrees to 140 Degrees F, Water Connection 3/4 in NPT, Temp. Rise @ 6.0 GPM 27 Degrees F, Temp. Rise @ 2.5 GPM.

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15. Electric Tankless Water Heater,18,000W, Size: 4 in RTEX-18

Electric Tankless Water Heater,18,000W, Size: 4 in RTEX-18

  • Water Heaters 18,000 W, Amps.
  • Water Heaters 75 A, Voltage.
  • Water Heaters 208/240, Min. Flow Activation 0.3 gpm, Phase.
  • Water Heaters 1, Temp. Range.
  • Water Heaters 80 Degrees to 140 Degrees F, Water Connection 3/4 in NPT, Temp. Rise @ 6.0 GPM Limited to Thermostatic Setting, Temp. Rise @ 2.5 GPM.

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16. Electric Tankless Water Heater,8000W, Size: 2 in RTEX-08

Electric Tankless Water Heater,8000W, Size: 2 in RTEX-08

  • Water Heaters 8,000 W, Amps.
  • Water Heaters 33 A, Voltage.
  • Water Heaters 240, Min. Flow Activation 0.3 gpm, Phase.
  • Water Heaters 1, Temp. Range.
  • Water Heaters 22 Degrees F

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17. Ecosmart Eco 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology,White

Ecosmart Eco 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology,White

  • Style:ECO 18 Â |Â Pattern Name:Water Heater
  • Product Description

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18. Rheem 8KW Electric Instantaneous Water Heater RTEX-08

Rheem 8KW Electric Instantaneous Water Heater RTEX-08

  • up to 6 GPMWater-Saver Shower Head
  • 1.5 GPMStandard Shower Head
  • 2.0 GPMStandard Hand Sink
  • 0.5 GPMKitchen Sink
  • 1 to 2 GPMBath Tub

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19. Bosch WH17 Tankless Water Heater – Electric

Bosch WH17 Tankless Water Heater - Electric

  • CONVENIENT TANKLESS HOT WATER HEATER: 17.3 kW tankless whole house electric water heater provides hot water when needed, for as long as needed
  • EASY INSTALLATION: Can be installed virtually anywhere for commercial or residential applications
  • CONSISTENT TEMPERATURE: Polymer encased elements & built-in flow sensor ensures constant output temperature
  • STABILITY & CONTROL: External temperature control knob & superior temperature stability and control
  • GREAT EFFICIENCY: 97% thermal efficiency with minimal stand-by loss

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AF Supply

Product Details

Specifications

Details
Power Source Electric
Product Type Tankless Water Heater
Commercial or Residential Residential or Commercial
Amperage 80 are
Assembled Width 8-1/2 in.

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Friendly Lance

20. Tankless Water Heater,12000W,6/2 AWG, Size: 4 in 239213

Tankless Water Heater,12000W,6/2 AWG, Size: 4 in 239213

  • Water Heaters 12,000 W, Amps.
  • Water Heaters 50 A, Voltage.
  • Water Heaters 208/240, Min. Flow Activation 0.37 gpm, Phase.
  • Water Heaters 1, Temp. Range.
  • Water Heaters 70 Degrees to 140 Degrees F, Water Connection 3/4 in NPT, Temp.

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Dale PA

Conclusion

There are a few things to consider when choosing a tankless water heater for a cold climate. The first is the climate itself. If you live in an area with very cold winters, you’ll want to choose a heater that can handle the cold weather.

Tankless water heaters are available in both gas and electric models, so you’ll need to decide which type is best for your home. Gas models are typically more expensive, but they’re also more efficient.

Electric models are less expensive, but they’re not as efficient.

The second thing to consider is the size of your home. If you have a large home, you’ll need a larger tankless water heater. Tankless water heaters are available in a variety of sizes, so you’ll need to choose one that’s big enough to meet your needs.

The third thing to consider is your water usage. If you have a high water usage, you’ll need a larger tankless water heater. Tankless water heaters are available in a variety of sizes, so you’ll need to choose one that’s big enough to meet your needs.

The fourth thing to consider is the climate. If you live in an area with very cold winters, you’ll want to choose a heater that can handle the cold weather. Tankless water heaters are available in both gas and electric models, so you’ll need to decide which type is best for your home.

Gas models are typically more expensive, but they’re also more efficient. Electric models are less expensive, but they’re not as efficient.

The fifth and final thing to consider is the warranty. Most tankless water heaters come with a warranty, but it’s important to read the fine print. Some manufacturers only offer a warranty for a certain amount of time, while others offer a lifetime warranty.

Choose a heater with a warranty that meets your needs.

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