10 Best Electric Water Heater of 2025

Tested and Reviewed: Top 10 Electric Water Heater deals with expert ratings from 8.1 to a perfect 10

November 2025 Edition

Editor's Choice

9.7

Rheem

Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray

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Editor's bottom line:

“This electric water heater is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

ELECTRICAL REQUIREMENTS: 3 x 40 AMP Double Pole Breakers Required. 200 AMP Household service recommended. Ensure your home can accomodate the power supply and that enough space is available in your breaker panel for this unit.
PROVEN PERFORMANCE: Continuous hot water when you need it for the whole home (review performance guide image to confirm this water heater will provide the hot water needed based on geographic location). Ground water temperature impacts temperature rise and gallons per minute.
EASILY ADJUSTABLE: ON/OFF Dial Control with adjustable digital temperature display allows for adjustments in 1-degree increments from 80-140 degrees F.
EFFICIENT: Tankless electric water heaters save space, energy, money, and require no venting.

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Picked by 203 people today

9.5

Rheem

Rheem 18kW 240V Tankless Electric Water Heater, Gray

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Main Highlights

External digital thermostatic control with LED display (+/1 degree accuracy)
Most advanced self-modulation, adjust power to meet hot water demand
Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM
Simple installation bottom 3/4 inch NPT water connections
Threaded for easy replacement, simple installation, digital temperature display

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9.5

YALICE

YALICE 10 Gallon Hot Water Heater Electric, 1500W Fast Heating Point of Use Water Tank Heater 120V with T&P Valve, Adjustable Thermostat, On Demand Water Heater for Shower, Kitchen, Laundry, Office

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Main Highlights

10-Gallon Capacity This water heater electric offers plenty of hot water for your household needs. With 1500W heating power and a stainless steel heating element, you get faster recovery and less waiting time.
Durable Enamel Tank Built with a sturdy metal shell, thick insulation, and a corrosion-resistant enamel-coated inner tank, this electric water heater is designed for long-term reliability. A replaceable anode rod further extends the tanks service life.
Comprehensive Safety Protection The instant hot water heater is equipped with thermal stability, overheating and overpressure protection, grounding safety, and an IPX4 waterproof rating to ensure safe daily operation.
Energy Saving & Precise Control Advanced insulation helps minimize heat loss for up to 24 hours. An adjustable thermostat with LED indicator allows you to set the on demand water heater temperature from 86°F to 167°F for consistent comfort.
Easy Plug-in Installation With standard 1/2" NPT connections and a 120V plug-in design, this point of use water heater is simple to install. Ideal as a primary or booster unit in kitchens, bathrooms, laundry rooms, or offices. Dimensions: 15.8" W × 22.83" H. Please confirm available space before purchase.

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9.2

Save 9%

GE

GE Appliances 10 Gallon Versatile Plug and Play Electric Water Heater with Adjustable Thermostat, Easily Installs Where You Want It, 120 Volt

9% OffFree Shipping

Main Highlights

EASY INSTALLATION - Installs in minutes with existing plumbing. Uses standard 3/4-in NPT compatible water connections and connects into any 120-Volt supply
COMPACT DESIGN - Offers flexibility and space savings in places like kitchens, bathrooms, laundry rooms, RVs, cabins, barns, garages, etc
LEADING WARRANTY- 8- year limited replacement or 8-year tank and parts/1-year labor warranty for peace of mind
HOT WATER BOOSTER - Works as a standalone unit, or inline with another water heater to boost washing machines or longer plumbing runs
ADJUSTABLE THERMOSTAT - Easily change temperatures to your desired settings
STAINLESS STEEL HEATING ELEMENT - Provides reliable heat with ultra-durable design that resists rust and corrosion
ANODE ROD - Durable design extends the life of your water heater with long-lasting protection against corrosion

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9.0

Save 5%

BOSCH

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

5% OffFree Shipping

Main Highlights

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
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)
INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
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)
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
RETAIL DISCLAIMER FOR MINI-TANKS: Per industry standards, we recommend inspecting the anode rod annually and replacing at the first sign of degradation. Failure to replace the anode rod may cause the tank to fail and leak. Damage caused to the product, and any subsequent property damage, resulting from not maintaining the anode rod is not covered under the manufacturers warranty.

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Best Value

8.8

Save 36%

EcoSmart

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

36% OffFree Shipping

Main Highlights

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.Amperage Draw : 54 A.Special Features: Energy Efficient
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
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.
EcoSmart ECO 11 Sizing; 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

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8.6

ECOTINYMACH

ECOTINYMACH 110V Tankless Water Heater Electric, 3000W Compact Water Heater Under Sink, Conveniently Convertible Between Fahrenheit and Celsius

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Main Highlights

Compact Design: ECOTINYMACH's tankless water heater is designed with a compact footprint, offering an efficient solution for heating water without consuming unnecessary space.
Convertible Temperature Scale: Unique feature of our heater allows you to switch between Fahrenheit and Celsius temperature scales conveniently, enabling you to monitor the water temperature in a scale that suits you best.
Easy Installation: Designed with simplicity in mind, our tankless water heater can be installed quickly and easily, saving you time and effort.
Electric and Energy Efficient: Being electric and tankless, this water heater from ECOTINYMACH is not only efficient but also environmentally friendly, helping you save on your energy bills and reduce your carbon footprint.
Installation instructions: Circuit breaker 32AMP, thread size: 1/2 "NPT, wire requires 2.5mm ² (13AWG),

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8.3

xwdzswgs

Tankless Water Heater Electric 110V, 3000W Instant Electric Water Heater, Under Sink Water Heater with Digital Display, On Demand Hot Water heater Electric for Kitchen Bathroom Washin

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Main Highlights

ELECTRIC TANKLESS WATER HEATER - This tankless electric water heater is made of high-quality ABS material, with LED display. With 3000W power, the mini water heater can raise the water by 82° F(0.3GPM) -131° F(0.5GPM) in seconds, providing tankless instant, continuous hot water without waiting for preheating, meeting daily hot water needs. The on demand water heater can set Fahrenheit or Celsius degrees by holding a power button for 6 seconds.
COMPACT AND EFFICIENT DESIGN - The electric water heater tankless adopts an ultra-thin and smooth appearance design, which is beautiful and elegant. The point of use water heater can meet your outlet temperature requirement. The Larger the water flow, the lower the outlet temperature; The smaller the water flow, the higher the outlet temperature. Not Suitable for Shower(Shower normally requires at least 1.8 GPM). Under sink water heater 110v plug in.
SAFETY INTELLIGENCE RELIABLE - This under sink hot water heater has multiple protection functions. Water and electricity isolation, IPX4 waterproof, leakage protection, dry boil protection, and automatic power off under overheating and inactivity. Prevent leakage and water pipe corrosion. The thermal efficiency of instant hot water heater is as high as 98%, allowing you to enjoy hot water at any time and save energy.
EASY TO INSTALL AND APPLICATION - Our instant hot water heater under sink compact design, it is very suitable for every corner of your home. This 110 volt water heater comes with premade fixing screw holes, an English manual, and 1/2 inch NPT standard interface. This small water heater is ideal for spaces such as kitchens, apartments, bathrooms, RVs, and camping. TIP: Install vertically to avoid malfunction of the heating elements (E2).
IMPORTANCE FOR INSTALLATION - The 110v water heater is vertical installation only, no horizontal installation is allowed, to avoid malfunction of the heating elements (E2). The electric tankless water heaters tighten the pipe connectors with Teflon tape to prevent a short circuit (E2). This tankless hot water heater is recommended to be connected with wires with a cross-sectional area of 2.5 square millimeters, and connected to trip switches of over 32a for use.
OUTSTANDING CUSTOMER SERVICE - 30-day money-back guarantee for any reason. 24-month warranty for quality-related issues. We provide up to 8 free accessory replacements for your tankless hot water heater electric. This 110v tankless water heater electric can be used for an unlimited time. If you have any questions about our small electric water heater, please make sure to tell us first, and we will provide satisfactory solutions. Thanks for choosing our best 110v tankless water heater.

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8.1

COSORI

Cosori Electric Kettle, No Plastic Filter & Spout, 1.7L Tea Kettle & Hot Water Boiler For Coffee & Tea, Water Heater & Teapot, Automatic Shut Off, Borosilicate glass, Black, 1500W

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Main Highlights

Plastic-Free Spout & Filter Glass spout and stainless steel filter prevent boiling water from touching plastic when pouring
Faster Than a Stovetop Kettle Boils a full cup of water in under 3 minutes for less wait time
Easy to CleanWide mouth and large-angle lid lets you reach every corner with ease
Safe & Easy to Use Worry-free auto shut-off and boil-dry safety feature
Accurate PouringPrecision spout and cool-touch handle help prevent spills and burns
Modern Look Sleek design equipped with blue LED light that glows when boiling
More Than Just a KettleGreat for tea, coffee, and quick meals

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8.1

Chefman

Chefman Electric Kettle, 1.8L 1500W, Hot Water Boiler, Removable Lid for Easy Cleaning, Auto Shut Off, Boil-Dry Protection, Stainless Steel Filter, BPA Free, Borosilicate Glass Electric Tea Kettle

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Main Highlights

Fast Boiling: Experience rapid boiling with this 1500W electric kettle. Get hot water in just 3 minutes, perfect for making tea, coffee, and other hot beverages efficiently.
Safety Assured: Ensure safe and worry-free boiling with automatic shutoff and boil-dry protection in this hot water kettle electric.
Cordless Convenience: Enjoy the freedom to serve anywhere with this cord-free electric water kettle. Leave the base plugged in for hassle-free use and effortless serving experience.
LED Indicator Lights: Blue LED lights illuminate during heating, providing clear visibility and assurance of the water warming process in this electric tea kettle, and turn off when water is boiled.
Sleek & Stylish Design: Elevate your kitchen's aesthetic with this borosilicate glass water kettle, complemented by stainless steel accents and blue LED lights for a modern, sophisticated look.
Easy-Grip & Pour: Ensure comfortable gripping and mess-free pouring with a 360-degree swivel base in this water boiler kettle electric. Enjoy clean, convenient pouring and serving with a drip-free spout.
Additional Features: Experience easy filling and cleaning with a lift-out lid in these electric kettles for boiling water. The stainless-steel filter and cool-touch handle offer a seamless and convenient boiling experience.
RESOURCES: cETL approved with advanced safety technology for long-lasting durability and a 1-year assurance provided by Chefman. 1500W/120V-RJ11-18-PL

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Our Best Overall Choice

Best Choice

9.7

Rheem

Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

ELECTRICAL REQUIREMENTS: 3 x 40 AMP Double Pole Breakers Required. 200 AMP Household service recommended. Ensure your home can accomodate the power supply and that enough space is available in your breaker panel for this unit.
PROVEN PERFORMANCE: Continuous hot water when you need it for the whole home (review performance guide image to confirm this water heater will provide the hot water needed based on geographic location). Ground water temperature impacts temperature rise and gallons per minute.
EASILY ADJUSTABLE: ON/OFF Dial Control with adjustable digital temperature display allows for adjustments in 1-degree increments from 80-140 degrees F.
EFFICIENT: Tankless electric water heaters save space, energy, money, and require no venting.

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