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Technical Specs
Product Information
Product Information
- Weight
- 35 lbs.
- Connections
- 3/4” NPT male connections
- Digital Controls
- LED panel, Full Wi-Fi connectivity & mobile app
- Max Temp Rise
- 41° F rise at 4 GPM / 82° F rise at 2 GPM
- Standard Warranty
- 6-year full unit exchange; Optional 4-year extended warranty available
Operating Ranges
Operating Ranges
- Voltage
- 208-240 V
- Frequency
- 50/60 Hz
- Power:
- 6.2-24 kW
- Working Pressure (Tested to 400 psi)
- 30-75 psi (2.06-5.17 bar) 206-517 kPa
- Required Water Conductivity
- 80-2000 µS
- Current
- User selectable 30-100 A
Stay Connected
Control your hot water from anywhere
Our Wi-Fi enabled mobile app allows you to monitor the amount of hot water and energy you use each day in your home. You can also select and maintain your favorite temperature within 1° F for a shower or even limit showers to certain times during the day.

How many will you need?
To enjoy endless hot water with the MODEL 3, the number of units you will need is based on your location, power setting you choose, and how much water you require at any given time.
2.0 Gallons Per Minute (GPM) Flow Rate
to achieve 110° F water temperature
- Need 1 MODEL 3 Water Heater, set at 100 A
- Need 1 MODEL 3 Water Heater, set at 50 A
4.0 Gallons Per Minute (GPM) Flow Rate
to achieve 110° F water temperature
- Need 2 MODEL 3 Water Heaters, both set at 100 A
- Need 2 MODEL 3 Water Heaters, one set at 100 A and one at 50 A
- Need 1 MODEL 3 Water Heater, set at 100 A
Average Temperature of Shallow Ground Water
Temperatures In Degrees Fahrenheit
Note: All ground water temperatures on map are weighted with winter fluctuations.2.0 GPM flow Rate
with 110°F water temperature
- Need 1 MODEL 3 Water Heater, set at 100A
- Need 1 MODEL 3 Water Heater, set at 50A
Average Temperature of Shallow Ground Water
Temperatures In Degrees Fahrenheit
Note: All ground water temperatures on map are weighted with winter fluctuations.4.0 GPM flow Rate
with 110°F water temperature
- Need 2 MODEL 3 Water Heaters, both set at 100A
- Need 2 MODEL 3 Water Heaters, one set at 100A and one at 50A
- Need 1 MODEL 3 Water Heater, set at 100A
Average Temperature of Shallow Ground Water
Temperatures In Degrees Fahrenheit
Note: All ground water temperatures on map are weighted with winter fluctuations.