Best Tankless Hot Water Heaters In April 2024

Are you looking for the Top 10 Best Tankless Hot Water Heaters? Well, just grab a cup of coffee and read on! We are huge fans of Best Tankless Hot Water Heaters and have done our comprehensive research here.

To help you in your search, we have completed this list of the Best Tankless Hot Water Heaters.

Top Rated Best Tankless Hot Water Heaters Of 2024

Rank	Product Name	Score
1	Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time Buy Now	9.7 Buy Now
2	Bosch Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time Buy Now	9.5 Buy Now
3	EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Buy Now	9.1 Buy Now
4	Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, 3.5KW@120-Volt Buy Now	8.8 Buy Now
5	110V-120V Electric Mini-Tank Hot Water Heater Storage,1.5KW Kitchen Household Compact Size Point-of-Use, Hot Buy Now	8.6 Buy Now
6	EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Buy Now	8.3 Buy Now
7	Stiebel Eltron 230628 240V, 12 kW DHC-E12 Single/Multi-Point-of-Use Tankless Electric Water Heater Buy Now	8.1 Buy Now
8	Marey ECO110 220V Self-Modulating 11 kW, Small, White Buy Now	7.8 Buy Now
9	Stiebel Eltron 239222 Tempra 24 Plus Whole House Tankless Electric Water Heater Buy Now	7.5 Buy Now

1. Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time

Buy Now

9.7/10 our score

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Fast recovery rate: eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
Long lasting quality: this electric water heater is easy to maintain and has premium glass-lined material for a long service life. (amps 12a, volts (vac) 120)
Easily mounted: can be shelf, wall or floor mounted (bracket included), simply tap into the cold water line and install the water heater directly at the sink to provide hot water
Independent installation: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
Convenient hot water heater: 4 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. thermal efficiency is 98%. dimensions : 13.75 w x 13.75 h x 13.5 d inches

2. Bosch Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time

Buy Now

9.5/10 our score

Buy Now

Independent installation: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
Convenient hot water heater: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. thermal efficiency is 98%. dimensions : 13.75 w x 13.75 h x 10.75 d inches
Easily mounted: can be shelf, wall or floor mounted (bracket included), simply tap into the cold water line and install the water heater directly at the sink to provide hot water
Fast recovery rate: eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
Long lasting quality: this electric water heater is easy to maintain and has premium glass-lined material for a long service life. (amps 12a, volts (vac) 120)

3. EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented

Buy Now

9.1/10 our score

Buy Now

Ecosmart tankless water heaters are 99.8-percent energy efficient.uniform energy factor:0.98
Save up to 60-percent on your water heating cost with an ecosmart electric tankless water heater
Lifetime warranty
Never run out of hot water with an ecosmart tankless water heater
Patented self modulating technology and design

4. Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, 3.5KW@120-Volt

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8.8/10 our score

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Amperage draw 29 amp. kw - 3.5 kw
Connection fittings 1/2" npt
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

5. 110V-120V Electric Mini-Tank Hot Water Heater Storage,1.5KW Kitchen Household Compact Size

110V-120V Electric Mini-Tank Hot Water Heater Storage,1.5KW Kitchen Household Compact Size Point-of-Use, Hot

Buy Now

8.6/10 our score

Buy Now

Smart inverter for energy savingautomatic heat preservation and storage of hot water, 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. thermal efficiency is 98%maximum temperature167the built-in smart chip heats up to the temperature you set, and automatically insulation when heated to the specified temperature.
Easy to usestorage tank electric water heater with easy-to-operate knob temperature adjustment designeasy to control warmth.vent valve, tee pipeline pipes and other accessories are complete for quick installation without additional expenses or preparing time of accessories.
Fast recovery rateeliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time8-15 minutes to heat to your desired temperature).
Compact designcan be shelf, wall or floor mounted (water inlet and outlet upward), dimensions: 13.0''l x11.4''w x10.6''h, 9.5lbs, 1/2npt npt. 1.5 kw, 110-220 volts. one-year warranty and 24h customer service support, feel free to contact us.
Safe durable & longevitymade of stainless steel and never rustanti-leakage plugmultiple safety protection functions protect you from the risk of scald, leakage or other injury.premium plastic shell is corrosion resistantthis mini hot water heater is ideal for kitchen, bar, school, hospital, community and rv.

6. EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5

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8.3/10 our score

Buy Now

Digital temperature control in 1-degree increments allows control of hot water, activation flow: 0.3 gpm
Savings of up to 50% on water heating costs. dimensions :17h x 17w x 3.625d inches ,pipes fittings :3/4 inch npt
Never run out of hot water with an ecosmart tankless water heater.
Digital temperature control in 1-degree increments gives users complete control of hot water
Required breaker quantity: three 40 amp double pole
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.

7. Stiebel Eltron 230628 240V, 12 kW DHC-E12 Single/Multi-Point-of-Use Tankless Electric Water Heater

Buy Now

8.1/10 our score

Buy Now

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

8. Marey ECO110 220V Self-Modulating 11 kW, Small, White

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7.8/10 our score

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Requires 60 amp breaker and must be installed by a professional plumber or electrician to ensure safety and quality.
German-designed with high quality stainless steel water channel and heating chamber.
Mareys eco line can maintain 98% efficiency level throughout their lifetime.
Smart technology: easy management and simple adjustments on a lcd panel allows you to program the exact desired water temperature thereby optimizing electricity consumption.
The 220v eco 11kw unit is ideal for 1 simultaneous points of use in us southern regions where the incoming water temperature is above 70f. in colder regions, it is suitable for a sink at 1. 3 gpm.