You might be planning on getting the best tankless water heaters. Everyone loves products that prove to be invaluable investments. Check out our list of Top 10 best tankless water heaters here.
In Hurry? Checkout Our Top Pick Of Best Tankless Water Heaters.
Our Top Pick
9.7/10 our score
Best Tankless Water Heaters
Rank | Product Name | Score |
---|---|---|
1 |
EcoSmart Eco 27 |
9. 7 |
2 |
Stiebel Eltron Tempra |
9. 5 |
3 |
Takagi T-KJR2 |
9. 1 |
4 |
Eccotemp FVI |
8. 8 |
5 |
Rheem RTEX-13 |
8. 6 |
6 |
Takagi T-H3 |
8. 2 |
7 |
Camplux 5L Portable |
8. 0 |
8 |
Rheem RTG-84 |
7 .7 |
9 |
Rinnai Ultra Series |
7. 4 |
10 |
SioGreen IR288 |
7. 2 |
1. EcoSmart Eco 27
9.7/10 our score
- Make sure this fits by entering your model number.
- Savings of up to 50% on water heating costs. Dimensions :17H x 17W x 3.625D inches ,Pipes fittings :3/4 inch NPT
- Digital temperature control in 1-degree increments allows control of hot water, Activation Flow: 0.3 GPM
- Copper and stainless components designed for efficiency, durability and easy replacement.
- Compact size saves valuable storage space, while the stylish and advanced design is pleasing to the eye and Copper and stainless components designed for efficiency, durability and easy replacement.
- Prior to purchase & installation, please verify that this model is the right size for your hot water needs and electrical requirements. Electrical requirements: 27 kW, 240 volts, (3) 40 required breakers, 112.5 maximum power (AMP), (3) 8 required wire.Amperage Draw:113 A
- 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
2. Stiebel Eltron Tempra
9.5/10 our score
- Make sure this fits by entering your model number.
- Digital temperature control
- Proven reliability. No venting required.
- DRAWS 150 A. Requires minimum 300 A electric service. Dimensions (H x W x D): 14.52" x 16.54" x 4.61"
- Sleek design fits anywhere
- Save at least 15-20% on the hot water portion of your electric bill.Requires 240 or 208-Volt. Reduce water flow rate until power light on front cover stops blinking
3. Takagi T-KJR2
9.1/10 our score
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- 140,000 BTU. Voltage: AC 120V
- 6.6 GPM max flow rate. Water connection location- bottom
- 4-Inch category III stainless steel venting required
- Inlet, outlet thermistors for constant temperature monitoring
- Energy factor of 0.81-0.83
4. Eccotemp FVI
8.8/10 our score
- Make sure this fits by entering your model number.
- Whole home indoor, gas powered tankless water heater, rated at 3.6 GPM that activates only when in use, making it an energy saver.
- For indoor installation with safe, efficient power ventilation and perfect for any small home, cabin or apartment.
- Easy to read digital temperature display, on a compact and space-saving design with minimal noise output.
- Safe electronic ignition system, plugs into standard 120v electrical outlet with UL-listed cord.
- Uses standard 1/2" NPT water fittings and is equipped with easy to use manual water temperature controls.Minimum 0.65 GPM flow rate
5. Rheem RTEX-13
8.6/10 our score
- Make sure this fits by entering your model number.
- 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
- 54 A
6. Takagi T-H3
8.2/10 our score
- Make sure this fits by entering your model number.
- Endless hot water, On-demand usage, Compact, Space saving, Energy conservation
- Computerized safety features, No pilot light to have to worry about
- Satisfies the 2012 SCAQMD Rule 1146.2 for Ultra-Low NOx Emissions
7. Camplux 5L Portable
8/10 our score
- Make sure this fits by entering your model number.
- CSA approved portable tankless water heater for US &Canada markets. Lowest water pressure start up just need 3.0 PSI! Also works great with Camplux 12V 1.2GPM water pump.
- The maximum temperature raise is 114.8℉(46℃) and the minimum temperature raise is 46.4℉(8℃)for 1.32GPM.
- Its compact size with folding handle keeps it out of the way, allowing for a convenient set-up outdoors.
- Flame failure device, anti-freezing protection and oxygen depletion safety shut-off protection.
- 1.32 gallons per minute of hot water output, energy saving technology. You can get instant endless hot water easily wherever you are.
8. Rheem RTG-84
7.7/10 our score
- Make sure this fits by entering your model number.
- 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
9. Rinnai Ultra Series
7.4/10 our score
- Make sure this fits by entering your model number.
- Concentric or PVC venting option
- Up to .96 Energy Factor
- The space-saving design allows installation almost anywhere
- Ultra low NOx emissions
- 152,000 max BTU
10. SioGreen IR288
7.2/10 our score