The Best Tankless Water Heaters Compares By Our Experts. Review Brands And Products On The Market With The Most Comprehensive Product Guides To Your Need.
Best Tankless Water Heaters Types of Comparison Tables 2022
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Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water...
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EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
9 new from $222.45
9 used from $148.95
9 used from $148.95
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as of April 4, 2023 4:42 pm
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
Tankless Water Heater - 3000W Mini Electric Instant Water Heater Under Sink with LCD Display for Home Kitchen Washing US Plug 110V, 7.87 x 4.13inch Wall Mounted (Gold) 30-55℃
4 new from $57.79
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as of April 4, 2023 4:42 pm
Features
- 【Eastbuy TANKLESS WATER HEATER 】 NOTICE Before PURCHASE: The water heater need a larger than 32 amps circuit breaker; the outlet water temperature won't very hot because the water heater just 3KW, so it can't be used to bath or wash hair, it can be use to wash hand or use in kitchen（30-55℃）. If it doesn't meet your require, PLEASE DON'T BUY.
- 【SMART SELF ADJUSTMENT】Temperature adjustment is through the water flowing valve or the tap. The water flow is large and low in water. The temperature is high in winter. The temperature in winter is between 20-40 degrees. Weaving hose). The blue ring of the water outlet is the water inlet, and the red circle is the outlet.
- 【SAFE AND DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Safe heater, electricity saving, water saving, no pollution, no exhaust gas.The temperature is adjusted by the water flow regulating valve or the tap switch.
- 【ECO & ELECTRIC & WATER SAVING】 Safe heater, save up to 55% on your electric cost, water saving, no pollution, no exhaust gas.The heating of the product is adjusted by the water flow regulating valve or the faucet switch. Large water flow means low temperature, and small water flow means high temperature. It is recommended that the product be washed in winter for hand washing, dish washing, face washing and other scenes.
- 【USE EXPERIENCE】30-55℃ (Considering the use environment in severe cold areas may not reach the maximum temperature of 55℃) .When the inlet water temperature is very low, the outgoing water is not ice, but no heat is felt; when the inlet water temperature is high, the outgoing water will be hotter.
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY
11 new from $278.00
2 used from $220.41
2 used from $220.41
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as of April 4, 2023 4:42 pm
Features
- 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
Airthereal Electric Tankless Water Heater 18kW, 240Volts - Endless On-Demand Hot Water - Self Modulates to Save Energy Use - Small Enough to Install Anywhere - for 2 Showers, Evening Tide series
5 used from $195.52
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as of April 4, 2023 4:42 pm
Features
- ☼ Endless Hot Water: Imagine you are the last one in your family to take a shower before heading out for the day. You turn on the faucet and the water is freezing cold. Too bad you don’t have an Airthereal Electric Tankless Water to provide endless hot water on demand with no preheating, temperature fluctuations, or running out of hot water in the tank.
- ☼ Save Space: That water heater in the basement or utility closet takes up a ton of space. This wall-mounted water heater uses 90% less space than a traditional hot water heater with a tank.
- ☼ Save Energy: Water is only heated when you need it, not stored in a hot water tank. The self-modulating temperature technology only uses energy to heat up water while you are using it to save up to 50% on water heating costs compared to a typical tank water heater.
- ☼ Important Note: In order to install 18kW Electric Tankless Water Heater it requires 240 Voltage, 2 x 40 AMP Circuit Breaker Size and a set of 2 x (8AWG/2) wires. Please check to confirm that your breaker panel meet these specifications.
- ☼ 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.
Camplux 16L Outdoor 4.22 GPM Digital Display Propane Gas Tankless Water Heater
2 new from $399.99
3 used from $277.22
3 used from $277.22
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as of April 4, 2023 4:42 pm
Features
- Easy To Install -It only takes you 5 minutes to set up and it comes with all necessary accesories.To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation.
- 4.22 Instant Hot Water-It only takes you a few minutes to get 4.22 gallons per minute of instant hot water. The camplux portable water heater lights when water pressure between 4.0-110 PSI, low water pressure is perfect for campings and remote cabins.
- 6-in-1 Protection Ensure Your Safety-Flame failure device, anti-freezing protection, over heating protection to ensure the family safety. The anti-freezing drain plug discharges the residual water to avoid freezing in cold areas for long-time maintenance. Gas supply automatically shut off when high water temperature protection over 167 °F.
- Power Efficient & Energey Saving -Maximum power output 11,000btu/hour, you will get instant endless hot water easily wherever you are. Compact and lightweight structure with 11.5% energy saving technology. The propane water heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise.
- Important Tips -To avoid gas leakage caused by improper sealing of the water heater, DO NOT TWINE TEFLON TAPE between gas regulator and gas inlet pipe. The tankless water heater will "caught on fire "with improper operation. Always check gas leakage before operation.
Rheem RTEX-24 24kW 240V Electric Tankless Water Heater, Gray
10 new from $579.58
8 used from $336.25
8 used from $336.25
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as of April 4, 2023 4:42 pm
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
Titan Electric Tankless Water Heater
5 new from $278.23
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as of April 4, 2023 4:42 pm
Features
- Tankless Water Heater
- 220 V
- 54 Max Amps
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
5 used from $197.05
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as of April 4, 2023 4:42 pm
Features
- 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
- 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
- RELIABLE WATER SOURCE: Easily hard-wire the 7-gallon model to provide the on-demand reliable water source your home or office needs
- 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)
- 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
Stiebel Eltron 239223 Tankless Water Heater – Tempra 29 Plus – Electric, On Demand Hot Water, Eco, White, 23
7 new from $781.00
3 used from $495.39
3 used from $495.39
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as of April 4, 2023 4:42 pm
Features
- 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
Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater
4 new from $1,499.00
1 used from $1,850.00
1 used from $1,850.00
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as of April 4, 2023 4:42 pm
Features
- Hot water without the wait - or the waste
- Low operating cost - High energy efficiency and water savings setting
- Space Savings - Compact, space-saving design. Perfect for a tank replacement.
- Water & Gas Leak Detection will shut down unit and provide an error code
- For use indoor only
Rinnai RU199iN Condensing Tankless Hot Water Heater, 11 GPM, Natural Gas, Indoor Installation
8 new from $1,784.33
3 used from $1,664.96
3 used from $1,664.96
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as of April 4, 2023 4:42 pm
Features
- 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.
Features
- Natural Gas Tankless Water Heater
- Outdoor
- 8.4 gal/min. at 35-Degree Rise
- UMC-117 remote control and 10-Feet of thermostat wire is included
- Low Nox Version