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Bosch Model - GWH425HN
The Pro Tankless™ by Bosch 425 HN incorporates a revolutionary hydro-generated ignition system, allowing the water heater to operate without a standing pilot, electricity, or a battery. A small turbine in the water heater uses the energy from the flowing water to ignite the spark. This technology is patented by Bosch and is available on the Pro Tankless™ by Bosch 425 HN tankless gas water heater. (Operates only one major appliance at a time)

Features:

  • Baked epoxy finish casing - chip and scratch resistant
  • Solid copper heat exchanger
  • Stainless steel burners
  • 83% Efficiency
  • User adjustable termperature control
  • Power vent option available
  • Available in natural gas or LP gas
  • Safety thermocouple and over heat shut off protection

Specifications:

Energy factor :.80
Thermal Efficiency :83%
Input :117,000 BTU’s/Hr
Minimum flow rate :0.5 GPM
@ 50° F rise :3.6 GPM
@ 55° F rise :3.3 GPM
@ 65° F rise :2.8 GPM
@ 75° F rise :2.4 GPM
@ 90° F rise :2.0 GPM
Flue size :5"
Water inlet :.5" NPT
Gas inlet connection :.5" NPT
Height :29.75"
Width :18.25"
Depth :8.75"
Shipping weight :44 lbs

Additional Images:


Model - GWH425HN

Working Heater

Model - GWH425HN

6637 Arctic Spur Road, Anchorage, Alaska 99518
Phone 907.278.7441· Fax 1.888.505.9654
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