electric tankless water heaters

We’ve compiled a list of the top electric tankless water heaters available in this post. New models are regularly added to our collection. All products were chosen by our experts.

On this page, you will find a list of the top 15 best electric tankless water heaters that will guide you to get the right one for you. Let’s begin with the top fifteen reviews of products right now without spending much time.

If you don’t want to spend too much time searching high and low for the great electric tankless water heaters then this top list should be your best bet. it comes with all the basic features that are required in a good selling products. This is one of the most popular items, which has an average rating of 4.2 stars after more than 1200+ customer reviews.

There are many types of electric tankless water heaters to choose from, so it can be difficult knowing which one is right for you. However we’ve put together a list with our top 15 recommendations! If there’s something specific in mind or just want help deciding between styles then read on below:

Top 15 List of Best electric tankless water heaters is Given Below:

Finding the best electric tankless water heaters is very important for them to get fit. To help you find the right one, we analyzed the best-selling products on Amazon and other online retailers. We took into consideration several factors, which include ease of use, durability, weight capacity, and how much space is available in your home.

we’ve consulted top experts who have in-and-out knowledge about the electric tankless water heaters. we choose the top most quality product, which comes with amazing features you’ve never heard of before. we have filtered more than 100+ products to give you the list of winning products.

Sale1
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
  • 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
  • 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
2
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
  • ON/OFF Dial Control with adjustable digital temperature display
  • Self-modulating power control
  • 24kW Model Flow Rate: up to 5.9 GPM for RTEX-24
  • Bottom 3/4" NPT water connections
  • On demand, consistent and continuous hot water
3
Rheem 18kW 240V Tankless Electric Water Heater
  • 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
Sale4
Ecosmart ECO Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology, White
  • 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
  • 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 
  • 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
  • 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
  • Warranty and Certifications; Limited Lifetime Warranty on electronics, exchanger and element; UL-499 certified; ETL Listed
Sale5
Stiebel Eltron 239223 Tankless Water Heater – Tempra 29 Plus – Electric, On Demand Hot Water, Eco, White, 23
  • On demand a continuous and unlimited supply of hot water
  • Sleek design saves space and no venting required
  • Requires hard-wired 240 or 208-volt electric service, with a maximum draw of 28,800 watts at 240 volts or 21,600 watts at 208 volts
  • Requires 3 separate dedicated 40 amp breakers with 8 gauge copper wiring, and a minimum of 200 amp total service to the residence
6
Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
  • Sleek and compact design with digital output temperature display
  • ECOSMART tankless water heaters are 99.8-percent energy efficient
  • Manufactured in United States
  • Pipe Fittings:3/4 inch NPT
  • Required Breaker:4 x 40 A
7
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY
  • External adjustable digital thermostatic control with LED display (+/1 degree accuracy
  • Durable Copper immersion two heating elements, field Serviceable.Self-modulating power control
  • Simple installation – 1/2 NPT adapters included; side 1/2 inch Compression water connections
  • 99.8% energy efficient. External controls to adjust temperature in increments of 1°f. Water-Saver Shower Head – 1.5 GPM
  • Threaded for easy replacement, simple installation, digital temperature display 54 A. 13kW Model Flow Rate: up to 3.17 GPM
Sale8
EcoSmart 8 KW Electric Tankless Water Heater, 8 KW at 240 Volts with Patented Self Modulating Technology
  • The product is highly durable
  • The product is easy to use
  • Manufactured in China
  • Heating elements are durable and are threaded for easy replacement
  • Activation Flow - 0.3 GPM
10
Instant Electric Tankless Water Heater 220/240V,Small Smart Water Heater Self-Modulating No Standby Losses,Under Sink Kitchen Household Shower, Hot Water Output of 2.0 GPM (White 7KW)
  • NOTE: Since each product has been quality tested before leaving the factory, a small amount of water remains inside each water heater!Please rest assured,If there is any problem with the product, you can contact us, customer service 24 hours online service.
  • 【ENDLESS WATER HEATER】3 seconds to get hot water without preheating. Instant consistent and endless hot water of the maximum temperature reach to 131 ℉. Tankless electric water heater on demand suits for sinks and bathroom( meet bathing needs except extremely cold winter such as 28℉).
  • 【SMART INVERTER FOR ENERGY SAVING】The hot water heater built-in smart chip to scientifically calculate the minimum required power based on the water flow and temperature thus costing less energy and money. Save up to 90%. The water flow rate and temp is stable under chip's control.
  • 【SAFE DURABLE & LONGEVITY】Multiple safety protection functions protect you from the risk of scald, leakage or other injury. Premium PE shell is corrosion resistant, high-grade and easy to wipe. This mini hot water heater is ideal for kitchen, bathroom, bar, school, hospital, community and hair salon.
  • 【EASY TO USE】 The electric tankless water heater comes with digital display & Remote control settings & touch control panel for visual setting. Accessories are complete for quick installation without additional expenses or preparing time of accessories.
11
CRAFTSMAN 29kW 240-Volt 5.7 GPM Electric Tankless Water Heater, hot water heater for 2-3 Bathrooms
  • Warm to hot climates - serves up to 3 bathrooms | Cool to cold climates - serves up to 2-3 bathrooms
  • Requires a 240-Volt service with three 40 Amp double-pole breakers and three 8/2 AWG wires
  • 35° F Temperature Rise – 5.2 GPM, 45° F Temperature Rise – 4 GPM, 55° F Temperature Rise – 3.2 GPM
  • Digital control panel allows you to easily set the desired temperature up/down in increments of 1 degree F from 90 – 122 degrees
  • Durable assembly with stainless steel, non-corrosive, lead free internal canisters and piping with standard 3/4 in. NPT (straight thread) fittings
12
Tankless Water Heater Electric 18kW 240 Volt, thermomate On Demand Instant Endless Hot Water Heater, Digital Temperature Display Easy Installation, for Residential Whole House Shower, 76A GRAY
  • [Instant Unlimited Hot Water] - REQUIRE 2 x Double-pole 40AMP Breakers to Achieve 240V for this On demand tankless electric water heater, providing hot water in 3 seconds when you need it and as long as you need, eliminating wait time, never run out of hot water again and No More cold shower
  • [Save Money and Space] - Self-modulating technology regulating the amount of energy required to heat water only when you need it with 99.8% efficient, saving up to 60% on water heating cost comparing to traditional tank water heater. Wall mounted compact size with no water tank, convenient for any spaces, saving floor space and fitting into tight spaces.
  • [Smart Operation] - Auto adjusting energy consumption basing on income water temperature and flow, ensuring maximum efficiency, continuous stable temperature and optimal power usage. Digital temperature display allowing adjustment in 1° increment from 80°F to 140°F. Heating element separated from water tube significantly reducing scale, corrosion and mineral buildup on the element, achieving better performance and low maintenance.
  • [Easy Installation & Safety Protection] - ETL certified with overheating protection, auto stop heating when detecting no water, quality workmanship for leakage protection
  • NOTE - Make sure this water heater is the correct size for your hot water need: 18kW at 240V draw max 76amp; Required breaker 2 x Double-POLE 40AMP; Wire gauge 2 x 8AWG; Unit size 17.12" x 13.12" x 3.12"; Water connection 3/4" NPT. 2-year limite warranty and 24/7 customer support services.
13
Stiebel Eltron 230628 240V, 12 kW DHC-E12 Single/Multi-Point-of-Use Tankless Electric Water Heater
  • Set the knob on the front cover and enjoy water temperatures between 86DegreeF (30DegreeC) and 125DegreeF (52DegreeC)
  • The three years parts warranty is unique in the industry
  • Due to its small dimensions and attractive housing the DHC-E can be left unconcealed in many applications
14
Rinnai RU199iN Water Heaters, 11 GPM, Indoor Installation
  • Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Optimal Water Pressure: Up to 11 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating: Equipped with Circ-Logic - Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation
  • Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring.
15
VELOSAN Electric Tankless Water Heater, 14.6kW 240V, On Demand Instant Water Heater with Fahrenheit Digital Display for Home, Office, Restaurant
  • 【Endless Hot Water】No need to preheat and wait. A few seconds can have a suitable temperature of hot water supply. Constant water flow, stable water temperature, the water flow won't decrease as the temperature rises.
  • 【Multiple Protection】VELOSAN water heater has ETL certification and has flame-retardant device. It will automatically stop heating when it detects that there is no water passing through. With multiple protection measures such as leakage protection, overheating protection, etc. Protect your safety during use.
  • 【Time & Space Saving】The tankless water heater has small volume and takes up little space. There is no need to waste time to reheat after restarting the equipment. It is ready to use, which greatly reduce the use of fuel and energy.
  • 【High Performance & Low Cost】Water and electricity separation design: The heating element and the water pipe are separated from each other, which highly reduces the formation of scale and corrosion, increases the service life of the water heater, and reduces maintenance costs.
  • 【After-sales Service】2-year warranty and 24/7 customer service. Easy to install, the power of the water heater is relatively large, so a circuit breaker must be installed. We recommend that you find a professional electrician for installation. Before installation, please make sure that the specifications of the wires are correct.

We’ve compiled this list of the top electric tankless water heaters on the market by doing extensive research and providing concrete facts and details about each product. Our goal is to provide our readers with the best shopping experience possible. If you have any questions about our reviews or site, please don’t hesitate to get in touch.

The products are selected by expert reviewers who have tested them in conditions catered towards your specific requirements as well. In other words, when it comes to picking a new electric tankless water heaters, there’s no better place than with us!

If you’re looking for top-quality electric tankless water heaters to help you with your product, we have the perfect solution for you. We update our list of products regularly so that it features only what matters most and is tailored towards meeting your individual requirements.

Our expert reviewers test all-new models before adding them to the list to ensure they are up-to-date on current technological trends as well as meet or exceed industry standards in terms of performance and reliability. Browse through our selection now if this sounds like something interesting!