Whether you are new or old in amazon shopping, it is very essential to check before buying. This article will help you find out all the information about the best electric tankless water heaters. Moreover, it’s a very smart action to read the pros and cons, benefits, or descriptions thoroughly before purchasing the best electric tankless water heaters online to avoid common mistakes. Our expert team has researched some important points to consider before buying the best electric tankless water heaters for you.
Review of Best Electric Tankless Water Heaters
Top Pick
1. Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
- Brand: Rheem
- Manufacturer: Rheem
- Color: Gray
- Dimensions: Height: 3.5 Inches Width: 14.5 Inches Length: 18.25 Inches Weight: 17.8 Pounds `
Features
- 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
Best Quality
2. Tankless Water Heater Electric 27kW 240 Volt, thermomate On Demand …
- Brand: thermomate
- Manufacturer: thermomate
- Color: Gray
- Dimensions: Height: 3.12 Inches Width: 13.12 Inches Length: 17.12 Inches
Features
- [Instant Unlimited Hot Water] – REQUIRE 3 SET 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. Flow Rate 5.27GPM @35°F Rise
- [Self-modulating Power] – 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.
- [Stable Water Temperature] – 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: 27kW at 240V draw max 114Amp; Required breaker 3 x Double-POLE 40AMP; Wire gauge 3 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.
Recommended
3. EcoSmart ECO 27 Tankless Water Heater, Electric, 27-kW – Quantity …
- Brand: EcoSmart
- Manufacturer: Ecosmart
- Color: White
- Dimensions: Height: 17.0 Inches Width: 3.5 Inches Length: 17.0 Inches Weight: 11.0 Pounds `
Features
- 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 3×40 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
- Required Breaker Quantity: Three 40 Amp Double Pole
- Recommended Electrical Panel: 200 Amps
- NEVER run out of hot water with an ECOSMART tankless water heater.
- Save up to 12 cubic feet of storage space.
- Digital temperature control in 1-degree increments gives users complete control of hot water
4. Eemax HA036240 240V 36 kW Electric Tankless Water Heater
- Brand: Eemax
- Manufacturer: Eemax
- Dimensions: Height: 4.5 Inches Width: 21.0 Inches Length: 18.0 Inches Weight: 17.4 Pounds `
Features
- Endless hot water
- Brand name: Eemax
- Model number: HA036240
- Country of Origin: United States
5. EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 …
- Brand: EcoSmart
- Manufacturer: Ecosmart
- Color: White
- Dimensions: Height: 11.5 Inches Width: 8.0 Inches Length: 3.75 Inches Weight: 6.5 Pounds `
Features
- 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
6. Rheem 18kW 240V Tankless Electric Water Heater
- Brand: Rheem
- Manufacturer: Rheem
- Color: Gray
- Dimensions: Height: 3.5 Inches Width: 14.5 Inches Length: 18.5 Inches Weight: 14.78 Pounds `
Features
- 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
7. Electric Tankless Water Heater, ECOTOUCH 18kW on Demand Instant Hot …
- Brand: ECOTOUCH
- Manufacturer: ECOTOUCH
- Color: Black
- Dimensions: Height: 17.25 Inches Width: 4.02 Inches Length: 12.22 Inches
Features
- 【INSTANT & SUFFICIENT HOT WATER】 With real powerful 18kW smart heating system, the tankless hot water heater electric ECO180B supplies sufficient instant and endless hot water of 120℉ or higher in seconds, no waiting for preheating nor terrible temp fluctuation during shower time any more and no worry of running out of it. Perfect companion for whole house use, including shower, sink faucets, dishwasher, washing machine, etc.
- 【SELF MODULATION INSTANT WATER HEATER】The electric on demand tankless hot water heater ECO180B adjusts exact power input based on current flowrate and temp setting. For example, less power will be consumed by the smart water heater when you reduce water flow, thus, you get ideal temperature instead of scalding hot, which ensures comfortable experience and excellent energy efficiency. Also, optimal energy efficiency of 98% saves considerable electric charge for you.
- 【CONVENIENT USE】The electric tankless water heater 18kW comes with digital display & touch control panel so temp setting is easy job. Best of all, useful information on the screen helps you get full understanding of the working status of the 240v water heater tankless, you needn’t go through hard lesson of temp setting. Now turn on the faucet and let the smart instant hot water heater do the rest.
- 【SAFE and DURABLE】Newly updated and applied with multiple protections, such as leakage protection, over heating protection and auto stop. Every piece electric tankless water heater ECO180B goes through strict tests to ensure 100% safety and it is listed by ETL and qualifies for UL. Inner water and electricity lines are designed to run separately so as to avoid leakage risk and scale build up. You can expect outstanding performance for years to come.
- 【POINT of USE WATER HEATER】The sleek tankless water heater ECO180B is compact as shoes box, making it possible to install anywhere point of use to avoid waste, ideal for shower, kitchen, bar, school and hair salon. Please verify it is the right size for you: 18kW at 240V(only); dimensions 12.22″ (W) x 17.25″ (H) x 4.02″ (D); plumbing connections :3/4″ NPT. In order to install 18kW Tankless Water Heater it would requires 240V, 2X40AMP Double Pole Breaker and 2X8AWG/2 wires with Grounding.
8. EcoSmart ECO 18 Electric Tankless Water Heater, 18 KW at …
- Brand: EcoSmart
- Manufacturer: Ecosmart
- Color: White
- Dimensions: Height: 17.0 Inches Width: 14.0 Inches Length: 3.625 Inches Weight: 14.0 Pounds `
Features
- The product is highly durable
- The product is easy to use
- Manufactured in China
- Amperage (amps): 75. Activation flow: 0. 3 GPM. Flow Rate @ 35 F Rise (gallons/min): 3. 51 gal (US)/min
- The product works and is compatible with 2 X 40 AMP (DP) breakers and 2 X 8 AWG wire
- Lifetime warranty for residential use
- Save up to 60% on your water heating costs with the most advanced, self modulating technology available
- Never run out of hot water with an ECOSMART tankless water heater.
- Save up to 12 cubic feet of storage space.
- Digital temperature control in 1-degree increments gives users complete control of hot water
9. Eemax EEM24027 Electric Tankless Water Heater, Blue
- Brand: Eemax
- Manufacturer: Eemax Inc.
- Color: Blue
- Dimensions: Height: 3.75 Inches Width: 17.0 Inches Length: 17.0 Inches Weight: 13.75 Pounds `
Features
- Tankless water heater provides a continuous supply of hot water and only heats the water you need, when you need it
- Breaker: 3 x 40 AMP double pole breakers
- Wire Gauge Required: 3 X 8 AWG
- Compact size saves valuable storage space
10. Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
- Brand: EcoSmart
- Manufacturer: Ecosmart
- Color: White
- Dimensions: Height: 17.0 Inches Width: 21.0 Inches Length: 3.6 Inches Weight: 18.35 Pounds `
Features
- 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
- 150 A
Benefits of buying the best electric tankless water heaters at Amazon
We all know that the products sold on Amazon are cheaper than other places. Amazon has a huge number of items to choose from. This means that it can be hard to decide which product you want, so we have come up with some benefits of buying best electric tankless water heaters at amazon.
Supper Fast Delivery
Amazon is the world’s largest online retailer and employs a highly efficient supply chain. Its logistics system runs more than 100 planes, 3,000 trucks, and 40 rail cars daily. That translates to faster delivery for Amazon customers. The e-commerce giant delivers goods within 24 hours of being ordered online.
The Best Customer Support.
Amazon’s helpdesk is second to none in the eCommerce industry. The company offers excellent customer support and responds to queries within a few hours. Customer service representatives are always available, even on weekends and public holidays. Furthermore, Amazon offers 24/7 live chat through the website, which allows customers to speak with an agent whenever they need assistance.
Final Words
When it comes to shopping online, Amazon is the best place to buy products. Not only does it offer faster delivery and a great customer support, but also offers some of the best prices on certain products. If you’re looking for a product that’s not on our list, or if you have any questions about buying something online, just let us know in the comments below! We are here to help you.