October 2022

10 Best water heaters in The US

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Last Updated - 06/10/2022

Best Choice
01

Rheem

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Rheem Mid-Efficiency 8.4 GPM Outdoor Liquid Propane Tankless Water Heater
9.9

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

For use outdoors with freeze protection up to -30 degrees
Recirculation pump ready kit ready.8.4 gal./min. at 35° F rise max
Exclusive Hot Start Programming minimizes cold water burst by staying in ready-fire state
157, 000 BTU (gas consumed per hour)
Exclusive Water Savings technology conserving up to 1, 100 gallons per year

$953.00
02

EcoSmart
14% Off

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EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology, 17 x 17 x 3.5, White
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Digital temperature control in 1-degree increments gives users complete control of hot water
Save up to 12 cubic feet of storage space.
NEVER run out of hot water with an ECOSMART tankless water heater.
Recommended Electrical Panel: 200 Amps
Required Breaker Quantity: Three 40 Amp Double Pole
Warranty and Certifications; Limited Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listed
EcoSmart ECO 27 Sizing; Refer to the sizing map. Requires 3x40 AMP Double Pole Breaker, 27-kilowatt tankless electric water heater ideal for providing hot water for whole home applications; provides between 2.7 and 6.5 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used. Save up to 50% in water heating costs according to the Department of Energy
Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 17 x 17 x 3.75 inches
Endless on-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature

$513.45 $599.00 14% Off
Best Value
03

Bosch Thermotechnology
47% Off

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Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

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)
INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
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)
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

$208.77 $400.00 47% Off
04

LQWY

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LQWY Mini Electric Tankless Water Heater 3000W 110V Constant Temperature Instant Hot Water Heater with Remote Control Digital Display On Demand Hot Water Heater for Kitchen Bathroom Indoor
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

SAFE TO USE - With high temp protection, dry heating protection, and electrical leakage protection you can rest easily knowing you have safe, on-demand hot water to use on your schedule. The electric and fluid systems are completely separated to prevent electric leakage and water pipe corrosion.
EASY TO INSTALL - The home water heater has a mini body, easy to install in the bathroom, kitchen, and under the sink.Standard 1/2 interface(inflow or outflow), can be directly connected to household conventional hose connectors.
SAVE SPACE AND ENERGY - Compact design, our tankless Hot Water Heater is only the size of a small suitcase, and the wall-mount design frees up valuable floor space within your home. And tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
REMOTE CONTROL OR TOUCH SCREEN - Ultra slim and smooth appearance design, beautiful and elegant. The temperature can be adjusted by remote control and touch control, which is more convenient to use, can avoid wet hands to adjust, and is safer; constant temperature water outlet three-level power adjustment, bid farewell to cold and hot
INSTANT HOT WATER HEATER - Applied with 5500W heating system, the electric tankless water heater supplies instant hot water, 3 seconds to get hot water without preheating. Instant consistent and endless hot water of the maximum temperature reach to 55℃/131℉. It is perfect companion for sinks, bringing you perfect experience of comfort and relaxing.

$84.99
05

EcoSmart
13% Off

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Ecosmart ECO 8EcoSmart 8 KW Electric Tankless Water Heater, 8 KW at 240 Volts with Patented Self Modulating Technology, White
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Activation Flow - 0.3 GPM
Heating elements are durable and are threaded for easy replacement
Manufactured in China
The product is easy to use
The product is highly durable

$241.16 $279.00 13% Off
06

BISELONG

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110V-120V 1.5Kw Electric Tank Hot 2.5 Gallon Water Heater Storage，Small Under Sink Counter RV TR Endless Trailer Kitchen Compact Point-of-Use,1 PCs 16” Long 1/2”FIP Stainless Steel Water Hoses 9.5L
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

There are many malicious comments recently, and the only one thing we can do is improve product quality and service continuously. If any product quality problems occur within one year of purchasing the product, we will replace it free of charge.
If you have any questions about the product, you can contact us in time, and the customer service is online 24 hours a day for you
【COMPACT DESIGN】Can be shelf, wall or floor mounted (Water inlet and outlet upward); Dimensions: 13.0''L x11.4''W x10.6''H; 9.5lbs; 1/2″NPT NPT. 1.5 kW, 110-220 volts. One-year warranty and 24H customer service support, feel free to contact us.
【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，8-15 minutes to heat to your desired temperature).
【EASY TO USE】storage tank electric water heater with easy-to-operate knob temperature adjustment design，Easy to control warmth.Vent valve, Tee pipeline， pipes and other accessories are complete for quick installation without additional expenses or preparing time of accessories.
【SMART INVERTER FOR ENERGY SAVING】Automatic 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 temperature149℉，The built-in smart chip heats up to the temperature you set, and automatically Insulation when heated to the specified temperature.
【SAFE DURABLE & LONGEVITY】Made of stainless steel and never rust，Anti-leakage plug，Multiple safety protection functions protect you from the risk of scald, leakage or other injury.Premium plastic shell is corrosion resistant，This mini hot water heater is ideal for kitchen, bar, school, hospital, community and RV.

$119.98
07

JESTOP
10% Off

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JESTOP Anti-scalding Bucket Heater, Electric Immersion Water Heater with Digital LCD Thermometer, Stainless Steel Guard Submersible Heater, Rapid Heating in Minutes
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

【Warning Tips】The heater must be completely immersed in water during working! Please take out the heater before touching the water! Please do not use it continuously for more than 3 hours! Please do not plug the two water heaters into the same socket to avoid fire.
【Widely Application】JESTOP Heater is small and portable. You can easy to carry it to heat your farm animals’ water, your tiling water on the job site, car wash bucket, pail of bath water in a tiny home or camper, window washing water and more!
【Easy To Use】Fully submerge the heater in the water and connect it to a 120V power supply. Check power indicator light to make sure immersion water heater is working then it will heat water continuously. JESTOP heater is perfect for any cold weather application.
【Safety & Practicality】The pool heater with stainless steel protective guard can effectively prevent the heating element from directly contacting the human body, which is more safer. Heat dissipates to the water faster by flowing through the holes in the guard. It can boil 5 gallons of water in a few minutes. Please use it strictly according to the instructions! !
【Heating Helper】The instant hot water heater is suitable for rapid heats water in large size container like bucket, basin, bath tub, mini inflatable swimming pool, etc. The Package includes 1 x digital thermometer, 1 x stainless steel cleaning ball, 1x water heater. It is deal gift for your friends and family during winter.

$26.99 $29.99 10% Off
08

ECOTOUCH

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Tankless On Demand Water Heater Electric 240V, ECOTOUCH 5.5KW Hot Water Heater For Sink, Electric Instant Hot Water Heater, Overheating Protection, Sliver
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: 5.5kW@240V; dimensions 11" x 7.5" x 2.35"; pipes fittings :1/2" NPT.
【SAFE and DURABLE】Applied with newly updated multiple protection devices, every piece electric hot water heater goes through strict tests to ensure 100% safe. Inner water and electricity lines are specially designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
【CONVENIENT USE】The tankless water heater electric comes with digital display & touch control panel so temp setting is easy job, you needn’t go through hard lesson of getting full understanding of working status of the 240v water heater tankless. Now turn on the tap and let the smart unit do the rest, just enjoy the instant hot water.
【SMART SELF ADJUSTMENT】The electric hot water heater ECO55 adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system of smart instant hot water heater when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the on demand electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.

$119.99
09

EcoSmart
23% Off

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EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

Warranty and Certifications; Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listed
EcoSmart ECO 11 Sizing; Refer to Sizing Map. Requires 60 AMP Double Pole Breaker, 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used. Save up to 50% in water heating costs according to the Department of Energy
Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature

$228.32 $299.00 23% Off
10

Bosch Thermotechnology
14% Off

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Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Main highlights

EASILY MOUNTED: Can be shelf or floor mounted. Wall mounting available in vertical orientation only (water connections on top) - bracket included. Simply tap into the cold water line and install the water heater directly at the sink to provide hot water
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)
RELIABLE WATER SOURCE: Easily hard-wire the 7-gallon model to provide the on-demand reliable water source your home or office needs
INSTALLED VERTICALLY OR HORIZONTALLY: This larger model can be mounted vertically (5.1 gal. of water supply) or horizontally (7 gal. of water supply)- vertical orientation is installed with the cold and hot lines on top of the unit
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

$284.99 $333.00 14% Off

10 Best water heaters in The US

Rheem Mid-Efficiency 8.4 GPM Outdoor Liquid Propane Tankless Water Heater

EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology, 17 x 17 x 3.5, White

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

LQWY Mini Electric Tankless Water Heater 3000W 110V Constant Temperature Instant Hot Water Heater with Remote Control Digital Display On Demand Hot Water Heater for Kitchen Bathroom Indoor

Ecosmart ECO 8EcoSmart 8 KW Electric Tankless Water Heater, 8 KW at 240 Volts with Patented Self Modulating Technology, White

110V-120V 1.5Kw Electric Tank Hot 2.5 Gallon Water Heater Storage，Small Under Sink Counter RV TR Endless Trailer Kitchen Compact Point-of-Use,1 PCs 16” Long 1/2”FIP Stainless Steel Water Hoses 9.5L

JESTOP Anti-scalding Bucket Heater, Electric Immersion Water Heater with Digital LCD Thermometer, Stainless Steel Guard Submersible Heater, Rapid Heating in Minutes

Tankless On Demand Water Heater Electric 240V, ECOTOUCH 5.5KW Hot Water Heater For Sink, Electric Instant Hot Water Heater, Overheating Protection, Sliver

EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

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