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20 Best 110 Volt Tankless Water Heater For Shower (2022 Updated)

A 110 volt tankless water heater for shower is a tankless water heater that uses 110 volts of electricity to heat water. These types of tankless water heaters are often used in RVs, campers, and other small spaces where a traditional water heater would be too large or cumbersome.

Tankless water heaters are a more efficient way to heat water, and they can provide an endless supply of hot water.

20 Best 110 Volt Tankless Water Heater For Shower

Product Image Product Name Features Price

Stiebel Eltron Electric Tankless Water Heater Mini 3

  • Extremely compact design saves space
  • Major energy savings
  • Unlimited supply of hot water

Marey 2.0 GPM Electric Tankless Water Heater Power Pak – 220-Volt

  • Ideal for a point of use water heating.
  • Saves significant water, electricity and space.
  • Requires very little water pressure for activation.

Stiebel Eltron Mini 3.5 Electric Tankless Water Heater,120VAC

  • Water Heaters 3, 500 W, Amps
  • Water Heaters 31 A, Voltage
  • Flow Activation 0.4 gpm, Phase

Airthereal Electric Tankless Water Heater for Shower 14 KW – Endless On-Demand Hot Water

  • 14 Kw

Bosch Tronic 3000T Series ES Point-of-Use Tankless Water Heater – Electric – 7 gal

  • 7 Gallon

Marey KW 3.0 GPM ETL Certified Self-Modulating 220-Volt Residential Point of Use Tankless Electric Water Heater E11 White

  • Point of use application.
  • Requires (1) 50 Amp double breaker.
  • Recommended for a point of use where the incoming water temperature is above 70°F.

Ecosmart 27 Tankless Electric Water Heater

  • 27kw

Black & Decker 24 KW 4.68 GPM Electric Tankless Water Heater

  • 24 Kw

Girard 2GWHAM Tankless Water Heater GSWH-2

  • Eliminates weight of water in a storage tank
  • Regulates the burner to maintain the set hot water temperature
  • Built-in freeze protection “ no bypass needed to winterize

Ecosmart Eco 11 Electric Tankless Water Heater

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

Marey ECO110 220V 11 KW 3.0 GPM Self-Modulating Tankless Water Heater White

  • 7 lbs

Chronomite SR-15L-120 Tankless Electric Water Heater

  • 120-Volt 15-Amp

iHeat Electric Tankless Water Heater & Shower Head 2.5Kw 110V

  • Top to Bottom: 5 Overall Width.
  • Side to Side: 4.25 Overall Depth.
  • Front to Back: 10 Overall Product Weight: 3.

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

  • 18kw

Eemax EMT2.5 Point-of-Use Mini Tank Water Heater – Electric – 2.5 gal

  • 2.5 Gal

Stiebel Eltron Mini 2.5 Electric Tankless Water Heater,120VAC

  • Water Heaters 2, 400 W, Amps
  • Water Heaters 21 A, Voltage
  • Water Heaters 120, Min. Flow Activation 0.4 gpm, Phase

Eemax HA018240 240VAC, Residential Electric Tankless Water Heater, General

  • Water Heaters 18″, “000 W”, “Amps.
  • Water Heaters 75 A”, “Voltage.
  • Water Heaters 240″, “Min. Flow Activation 0.3 gpm”, “Phase.

Bosch Tronic 3000 Electric Tankless Water Heater US9

  • Water Heaters 9500, Amps.
  • Water Heaters 40, Voltage.
  • Water Heaters 208/240, Min. Range.

Takagi TK-110U Indoor/Outdoor NG/LP UltraLow NOx Tankless Water Heater

  • 140
Stiebel Eltron Electric Tankless Water Heater Mini 3
  • Extremely compact design saves space
  • Major energy savings
  • Unlimited supply of hot water
Marey 2.0 GPM Electric Tankless Water Heater Power Pak – 220-Volt
  • Ideal for a point of use water heating.
  • Saves significant water, electricity and space.
  • Requires very little water pressure for activation.
Stiebel Eltron Mini 3.5 Electric Tankless Water Heater,120VAC
  • Water Heaters 3, 500 W, Amps
  • Water Heaters 31 A, Voltage
  • Flow Activation 0.4 gpm, Phase
Airthereal Electric Tankless Water Heater for Shower 14 KW – Endless On-Demand Hot Water
  • 14 Kw
Bosch Tronic 3000T Series ES Point-of-Use Tankless Water Heater – Electric – 7 gal
  • 7 Gallon
Marey KW 3.0 GPM ETL Certified Self-Modulating 220-Volt Residential Point of Use Tankless Electric Water Heater E11 White
  • Point of use application.
  • Requires (1) 50 Amp double breaker.
  • Recommended for a point of use where the incoming water temperature is above 70°F.
Ecosmart 27 Tankless Electric Water Heater
  • 27kw
Black & Decker 24 KW 4.68 GPM Electric Tankless Water Heater
  • 24 Kw
Girard 2GWHAM Tankless Water Heater GSWH-2
  • Eliminates weight of water in a storage tank
  • Regulates the burner to maintain the set hot water temperature
  • Built-in freeze protection “ no bypass needed to winterize
Ecosmart Eco 11 Electric Tankless Water Heater
  • Provides continuous hot water for ultimate convenience.
  • Patented Self Modulating technology and design.
Marey ECO110 220V 11 KW 3.0 GPM Self-Modulating Tankless Water Heater White
  • 7 lbs
Chronomite SR-15L-120 Tankless Electric Water Heater
  • 120-Volt 15-Amp
iHeat Electric Tankless Water Heater & Shower Head 2.5Kw 110V
  • Top to Bottom: 5 Overall Width.
  • Side to Side: 4.25 Overall Depth.
  • Front to Back: 10 Overall Product Weight: 3.
Ecosmart ECO18 Electric Tankless Water Heater – 18 KW – 240 V
  • 18kw
Eemax EMT2.5 Point-of-Use Mini Tank Water Heater – Electric – 2.5 gal
  • 2.5 Gal
Stiebel Eltron Mini 2.5 Electric Tankless Water Heater,120VAC
  • Water Heaters 2, 400 W, Amps
  • Water Heaters 21 A, Voltage
  • Water Heaters 120, Min. Flow Activation 0.4 gpm, Phase
Eemax HA018240 240VAC, Residential Electric Tankless Water Heater, General
  • Water Heaters 18″, “000 W”, “Amps.
  • Water Heaters 75 A”, “Voltage.
  • Water Heaters 240″, “Min. Flow Activation 0.3 gpm”, “Phase.
Bosch Tronic 3000 Electric Tankless Water Heater US9
  • Water Heaters 9500, Amps.
  • Water Heaters 40, Voltage.
  • Water Heaters 208/240, Min. Range.
Takagi TK-110U Indoor/Outdoor NG/LP UltraLow NOx Tankless Water Heater
  • 140

1. 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.

Check Latest Price

Sold By Price
Amazon.com – Seller
eBay
Walmart
Tank The Tank

Product Details

Reviews From Real Customers

CorraldT
otarrago
Frankly Honest

2. Marey 2.0 GPM Electric Tankless Water Heater Power Pak – 220-Volt

Marey 2.0 GPM Electric Tankless Water Heater Power Pak - 220-Volt

  • Ideal for a point of use water heating.
  • Saves significant water, electricity and space.
  • Requires very little water pressure for activation.
  • Easy management and simple adjustments.
  • Filter in the water inlet protects the unit from damaging sediments.

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Sold By Price
Amazon.com
eBay
Walmart
Lowe’s

Product Details

Specifications

Details
Fuel Type Electric
Tankless Yes
Gallons Per Minute 2 Gallons
Installation Indoor
Volts 220 Volts

Reviews From Real Customers

deltafyr
spyderwebb2d6y
dbad.ba.g2vkue5

3. Stiebel Eltron Mini 3.5 Electric Tankless Water Heater,120VAC

Stiebel Eltron Mini 3.5 Electric Tankless Water Heater,120VAC

  • Water Heaters 3, 500 W, Amps
  • Water Heaters 31 A, Voltage
  • Flow Activation 0.4 gpm, Phase
  • Range
  • Water Heaters 10 Degrees F

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Sold By Price
Amazon.com – Seller
WebstaurantStore.com
Wholesale Home
Build.com

Product Details

Specifications

Details
Vent Type Vent Free
Wattage 2400W
Amperage 20A
Voltage 120V
Activation GPM 0.4

Reviews From Real Customers

milan7
Jeff P

4. Airthereal Electric Tankless Water Heater for Shower 14 KW – Endless On-Demand Hot Water

Airthereal Electric Tankless Water Heater for Shower 14 KW - Endless On-Demand Hot Water

  • 14 Kw

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Sold By Price
Amazon.com – Seller
eBay – kk-factory-direct-sales
Airthereal

Product Details

Specifications

Details
Power Source Corded Electric
Item Dimensions LxWxH 15.87 x 11.14 x 2.87 inches
Voltage 240 Volts
Style Indoor Installation
Mounting Type Wall

Reviews From Real Customers

Earth S.
Mad M.
NWShopper007

5. Bosch Tronic 3000T Series ES Point-of-Use Tankless Water Heater – Electric – 7 gal

Bosch Tronic 3000T Series ES Point-of-Use Tankless Water Heater - Electric - 7 gal

  • 7 Gallon

Check Latest Price

Sold By Price
Amazon.com
eBay
Walmart – Online Supply Center
Home Depot

Product Details

Specifications

Details
Efficiency Level Super High
Water Heater Profile Compact
Nominal Tank Capacity (gallons) 7 gal
Amperage (amps) 12 A
Application Type Point of Use

Reviews From Real Customers

eben133
JDP
KJ Handyperson

6. Marey KW 3.0 GPM ETL Certified Self-Modulating 220-Volt Residential Point of Use Tankless Electric Water Heater E11 White

Marey KW 3.0 GPM ETL Certified Self-Modulating 220-Volt Residential Point of Use Tankless Electric Water Heater E11 White

  • Point of use application.
  • Requires (1) 50 Amp double breaker.
  • Recommended for a point of use where the incoming water temperature is above 70°F.
  • Its LCD panel allows you to program the desired temperature.

Check Latest Price

Sold By Price
Amazon.com

Product Details

Specifications

Details
Power Source Corded Electric
Item Dimensions LxWxH 3.5 x 8.6 x 14.7 inches
Voltage 220 Volts
Style Indoor Installation
Mounting Type Wall

Reviews From Real Customers

pepperstew99
bbray67
2011robi1350

7. Ecosmart 27 Tankless Electric Water Heater

Ecosmart 27 Tankless Electric Water Heater

  • 27kw

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Sold By Price
Amazon.com
eBay
Walmart
Ace Hardware

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

Reviews From Real Customers

Juan Carlos Garcia
Mario Consuegra
TheBoop

8. 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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Sold By Price
Amazon.com – Seller
Walmart
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

Reviews From Real Customers

jack d
rednrodeo

9. Girard 2GWHAM Tankless Water Heater GSWH-2

Girard 2GWHAM Tankless Water Heater GSWH-2

  • Eliminates weight of water in a storage tank
  • Regulates the burner to maintain the set hot water temperature
  • Built-in freeze protection “ no bypass needed to winterize
  • No tank means no anode rod needed to protect against corrosion

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Sold By Price
Amazon.com – Seller
eBay
Walmart
United RV Center

Product Details

Specifications

Details
Depth 15-1/2 Inch
Energy Source LP Gas
Height 12-1/2 Inch
Ignition Type Direct Spark Ignition
Warranty 2 Year

Reviews From Real Customers

nyla Jo hubbard
Ralphie
Dodson LaTanya

10. 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.

Check Latest Price

Sold By Price
Amazon
eBay
Walmart
Ace Hardware

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

Reviews From Real Customers

richardtp727
Shane McDoogle
lawraus2014

11. Marey ECO110 220V 11 KW 3.0 GPM Self-Modulating Tankless Water Heater White

Marey ECO110 220V 11 KW 3.0 GPM Self-Modulating Tankless Water Heater White

  • 7 lbs

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Amazon
eBay
Walmart
Wayfair

Product Details

Specifications

Details
No need for pre-heating instant tankless water heater on demand heating.
Fuel Type Electric
Tankless Yes
Installation Indoor
Volts 240 Volts

Reviews From Real Customers

Andy A.
My T.
Ronnie R.

12. Chronomite SR-15L-120 Tankless Electric Water Heater

Chronomite SR-15L-120 Tankless Electric Water Heater

  • 120-Volt 15-Amp

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Sold By Price
Amazon
eBay
Walmart
Big Frog Supply

Product Details

Specifications

Details
Water Heater Design Point-of-Use
Water Heater Application Undersink
Watts – Water Heaters 1,800 W
Amps – Water Heaters 15 A
Voltage – Water Heaters 120

Reviews From Real Customers

Zoro
Stan
Cliff R.

13. iHeat Electric Tankless Water Heater & Shower Head 2.5Kw 110V

iHeat Electric Tankless Water Heater & Shower Head 2.5Kw 110V

  • Top to Bottom: 5 Overall Width.
  • Side to Side: 4.25 Overall Depth.
  • Front to Back: 10 Overall Product Weight: 3.

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Sold By Price
Amazon
eBay – ngtienda1969
Home Depot
The BuildClub

Product Details

Specifications

Details
Efficiency Level Super High
Fuel Type Electric
Amperage (amps) 23 A
Electric Product Type Point of Use
Finish Family Silver Metallic

Reviews From Real Customers

unleash-21
paulbeeche0
teknocomppr

14. Chronomite M-30/277 Htr 110F 277-Volt 30-Amp Instant-Flow Micro Standard Flow Tankless Water Heater, 110-Degree Preset

Chronomite M-30/277 Htr 110F 277-Volt 30-Amp Instant-Flow Micro Standard Flow Tankless Water Heater, 110-Degree Preset

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Amazon
Ferguson

Product Details

Specifications

Details
AMP 30
Coating Painted
Color Finish White
Flow Rate 2 gpm
Indoor Outdoor Indoor

Reviews From Real Customers

Bffnnn

15. 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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Amazon
eBay
Walmart
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

Reviews From Real Customers

Eddy
dennis3456
Matthew Easter

16. Eemax EMT2.5 Point-of-Use Mini Tank Water Heater – Electric – 2.5 gal

Eemax EMT2.5 Point-of-Use Mini Tank Water Heater - Electric - 2.5 gal

  • 2.5 Gal

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Amazon
eBay
Lowe’s
Global Industrial

Product Details

Specifications

Details
Voltage 110/120V

Reviews From Real Customers

exwineguy
BC
Sue O.

17. Stiebel Eltron Mini 2.5 Electric Tankless Water Heater,120VAC

Stiebel Eltron Mini 2.5 Electric Tankless Water Heater,120VAC

  • Water Heaters 2, 400 W, Amps
  • Water Heaters 21 A, Voltage
  • Water Heaters 120, Min. Flow Activation 0.4 gpm, Phase
  • Water Heaters 1, Temp. Range
  • Water Heaters 7 Degrees F

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Sold By Price
Amazon
eBay – khardwarestores
Zoro
Do it Best

Product Details

Specifications

Details
Item – Water Heaters Electric Tankless Water Heater
Water Heater Design Point-of-Use
Water Heater Application Undersink
Commercial / Residential Commercial
Watts – Water Heaters 2400

18. Eemax HA018240 240VAC, Residential Electric Tankless Water Heater, General

Eemax HA018240 240VAC, Residential Electric Tankless Water Heater, General

  • Water Heaters 18″, “000 W”, “Amps.
  • Water Heaters 75 A”, “Voltage.
  • Water Heaters 240″, “Min. Flow Activation 0.3 gpm”, “Phase.
  • Water Heaters 1″, “Temp. Range.
  • Water Heaters 49 Degrees F” Power Source: N/AVoltage: 240 VType: Electric Tankless Water HeaterColor: N/AItem Width: 16.

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Amazon
SupplyHouse.com
PlumbersStock.com
Build.com

Product Details

Specifications

Details
Voltage 240 V
Item Width 16.300
Item Height 6.400
Country/Region of Manufacture CN
Style Electric Tankless Water Heater

Reviews From Real Customers

Wilderness Guy
Two Feathers
Build.com

19. Bosch Tronic 3000 Electric Tankless Water Heater US9

Bosch Tronic 3000 Electric Tankless Water Heater US9

  • Water Heaters 9500, Amps.
  • Water Heaters 40, Voltage.
  • Water Heaters 208/240, Min. Range.
  • Water Heaters 26 Degrees F, Temp.

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Amazon
eBay – imagenit
SupplyHouse.com

Product Details

Specifications

Details
Assembled Height 6 in.
Amperage 40 are
Warranty 5 year
Wall Mountable Yes
Commercial or Residential Commercial and Residential

Reviews From Real Customers

Dyno
Ken D
msan2494

20. Takagi TK-110U Indoor/Outdoor NG/LP UltraLow NOx Tankless Water Heater

Takagi TK-110U Indoor/Outdoor NG/LP UltraLow NOx Tankless Water Heater

  • 140

Check Latest Price

Sold By Price
eBay
Walmart – Buildcom
SupplyHouse.com
TanklessKing

Product Details

Specifications

Details
Capacity 1 to 2 Bathrooms
Application Residential
Installation Type Indoor Only
Fuel Type Propane
Energy Factor 0.82

Reviews From Real Customers

JEP
Jmcgregor
rocket29

Conclusion

The conclusion of a 110 volt tankless water heater for shower is that it is a great way to have an endless supply of hot water. They are small, lightweight, and can be installed almost anywhere.

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