Specials & Offers Appliances Bath Blinds & Window Treatments Building Materials Lumber & Composites Cleaning Home Décor Lighting Doors & Windows Electrical Flooring Hardware Heating, Venting & Cooling Kitchen Garden Center Outdoors Paint Plumbing Holiday Decorations Smart Home Storage & Organization Tools Automotive Furniture Baby & Kids Home Depot Gift Cards Credit Card Services Home Services Home Depot Rental Pro Services & Contractor Supply Project Calculators DIY Projects and Ideas Local Ad Store Finder Site Map

#1 Home Improvement Retailer

Cart

Cart

/

/

/

Tankless Water Heaters

/

Tankless Electric Water Heaters

sponsored banner

Tankless Electric Water Heaters

Shop Products We Install

Residential

EcoSmart

Rheem

Stiebel Eltron

Required Volt Connection: 120 volt

139 Results

Filters

Filters

Clear All

Get It Fast

In Stock at Store Today

Free 1-2 Day Delivery

Next-Day Delivery

Department

Plumbing
Water Heaters
Tankless Water Heaters

Tankless Electric Water Heaters

Review Rating

5

4 & Up

3 & Up

2 & Up

1 & Up

5 4 & Up 3 & Up 2 & Up 1 & Up 0

Brand

Rheem

Stiebel Eltron

Bosch

TITAN

EcoSmart

SKYSHALO

GE

MIZUDO

ANZZI

ATMOR

BLACK+DECKER

CAMPLUX

JINJUNYE

optimal

Westinghouse

VEVOR

Eemax

Airthereal

Price

to

$100 - $150

$150 - $200

$200 - $250

$250 - $300

$300 - $400

$400 - $500

$500 - $600

$600 - $700

$700 - $800

$800 - $900

$900 - $1000

Special Values

Kilowatt

0.036

1.4

1.8

2

2.4

2.7

3

3.5

3.6

4.1

5.5

6

6.5

7

7.2

7.5

8

8.5

9

9.6

10.8

11

11.8

12

13

14

14.4

14.6

16

17.25

18

19.2

21

24

27

28.8

36

Application Type

Residential

Commercial

RV

Wattage (watts)

36 W

1400 W

1800 W

2000 W

2400 W

2700 W

3000 W

3500 W

3600 W

4100 W

5500 W

6000 W

6500 W

7000 W

7200 W

7500 W

8000 W

8500 W

9000 W

9600 W

10800 W

11000 W

11800 W

12000 W

13000 W

14000 W

14400 W

14600 W

16000 W

17250 W

18000 W

19200 W

21000 W

24000 W

27000 W

28800 W

36000 W

Required Volt Connection

3 volt

12 volt

120 volt

208 volt

220 volt

240 volt

Maximum Flow Rate (gallons per minute)

0.3

0.39

0.4

0.5

0.66

0.68

0.69

0.73

0.79

0.84

1

1.1

1.27

1.36

1.4

1.41

1.5

1.55

1.56

1.58

1.7

1.87

1.9

2

2.0

2.1

2.13

2.15

2.3

2.34

2.5

2.54

2.56

2.63

2.64

2.7

2.8

2.81

3

3.38

3.45

3.5

3.51

3.6

3.7

3.75

3.83

4.0

4

4.17

4.2

4.5

4.6

4.65

4.68

4.7

4.8

5

5.1

5.2

5.26

5.27

5.55

5.6

5.62

5.74

6.26

7.03

7.2

Water Heater Features

Wall Mounted

Digital Display

Overheat Protection

Freeze Protection

Leak Detection

No Additional Features

WiFi

Vacation Mode

Portable

Energy Usage Tracking

Automatic Shut-Off

Efficiency Level

Super High

High

Indoor/Outdoor

Indoor

Outdoor

Let Us Do It For You

Installation

Eco Friendly

Circular Economy

Sort by

Top Sellers

Performance 27 kW 5.27 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Performance 27 kW 5.27 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

+more available options

Expert Installation Available

RheemPerformance 27 kW 5.27 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Model# RETEX-27

$559.00

Buy 3 or more $503.10

Best Seller

Performance 18 kW 3.51 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Performance 18 kW 3.51 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

+more available options

Expert Installation Available

RheemPerformance 18 kW 3.51 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Model# RETEX-18

$459.00

Buy 3 or more $413.10

Performance 36 kW 7.03 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Performance 36 kW 7.03 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

+more available options

Expert Installation Available

RheemPerformance 36 kW 7.03 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Model# RETEX-36

$619.00

Buy 3 or more $557.10

Performance 13 kW 2.54 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Performance 13 kW 2.54 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

+more available options

Expert Installation Available

RheemPerformance 13 kW 2.54 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Model# RETEX-13

$299.00

Buy 3 or more $269.10

Tempra 24 Plus Adv Flow Control and Self-Modulating 24 kW 4.68 GPM Residential Electric Tankless Water Heater

+more available options

Stiebel EltronTempra 24 Plus Adv Flow Control and Self-Modulating 24 kW 4.68 GPM Residential Electric Tankless Water Heater

Model# Tempra 24 Plus

$624.00

Buy 3 or more $561.60

Tempra 36 Plus Advanced Flow Control and Self-Modulating 36 kW 7.03 GPM Residential Electric Tankless Water Heater

+more available options

Stiebel EltronTempra 36 Plus Advanced Flow Control and Self-Modulating 36 kW 7.03 GPM Residential Electric Tankless Water Heater

Model# Tempra 36 Plus

$849.00

Buy 3 or more $764.10

Top Rated

ECO 27 Tankless Electric Water Heater 27 kW 240 V

ECO 27 Tankless Electric Water Heater 27 kW 240 V

+more available options

Expert Installation Available

EcoSmartECO 27 Tankless Electric Water Heater 27 kW 240 V

Model# ECO 27

$480.00

Buy 3 or more $432.00

Top Rated

18 kW 3.51 GPM 240-Volt Electric Tankless Water Heater

18 kW 3.51 GPM 240-Volt Electric Tankless Water Heater

+more available options

Expert Installation Available

EcoSmart18 kW 3.51 GPM 240-Volt Electric Tankless Water Heater

Model# ECO 18

$425.00

Buy 3 or more $382.50

Tempra 29 Plus Adv Flow Control and Self-Modulating 28.8 kW 5.66 GPM Residential Electric Tankless Water Heater

+more available options

Stiebel EltronTempra 29 Plus Adv Flow Control and Self-Modulating 28.8 kW 5.66 GPM Residential Electric Tankless Water Heater

Model# Tempra 29 Plus

$769.55

Buy 3 or more $692.60

Top Rated

13 kW 2.54 GPM 240-Volt Electric Tankless Water Heater

13 kW 2.54 GPM 240-Volt Electric Tankless Water Heater

+more available options

Expert Installation Available

EcoSmart13 kW 2.54 GPM 240-Volt Electric Tankless Water Heater

Model# ECO 11

$207.76

Buy 3 or more $186.98

Performance 24 kW 4.68 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Performance 24 kW 4.68 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

+more available options

Expert Installation Available

RheemPerformance 24 kW 4.68 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Model# RETEX-24

$368.78

Buy 3 or more $331.90

Performance 8 kW 1.55 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Performance 8 kW 1.55 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

+more available options

Expert Installation Available

RheemPerformance 8 kW 1.55 GPM 240-Volt Self-Modulating Electric Tankless Water Heater

Model# RETEX-08

$250.00

Buy 3 or more $225.00

Download Our App

How doers get more done™

Need Help? Visit our Customer Service Center

Support

Customer Service Center
Check Order Status
Pay Your Credit Card
Order Cancellation
Return Policy
Refund Policy
Shipping & Delivery
Product Recalls
My Preference Center
Privacy & Security Center

Resources

Specials & Offers
Military Discount Benefit
DIY Projects & Ideas
Truck & Tool Rental
Installation & Services
Moving Supplies & Rentals
Protection Plans
Rebate Center
Gift Cards
Catalog
Subscriptions

About Us

Careers
Corporate Information
Digital Newsroom
Home Depot Foundation
Investor Relations
Government Customers
Suppliers & Providers
Affiliate Program
Eco Actions
Corporate Responsibility
Home Depot Licensing Information

Special Financing Available everyday*

Pay & Manage Your Card Credit Offers

Get $5 off when you sign up for emails with savings and tips.

Home Depot Blog

Home Depot on YouTube

Home Depot Mobile Apps

Our Other Sites

The Home Depot Canada

The Home Depot México

Shop Our Brands

Need Help?

Visit ourCustomer Service Center orText 38698

© 2000-2025 Home Depot. All Rights Reserved. Use of this site is subject to certain Terms Of Use.

Local store prices may vary from those displayed. Products shown as available are normally stocked but inventory levels cannot be guaranteed.

For screen reader problems with this website, please call 1-800-430-3376 or text 38698 (standard carrier rates apply to texts).

Store Locator|
©2000-2025 Home Depot|
Privacy & Security Statement|
Terms|
My Preference Center|
California Privacy Rights & Report|
Limit the Use of My Sensitive Personal Information|
Do Not Sell or Share My Personal Information|
California Supply Chain Act
Site Map
Store Directory

Provide Feedback