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Bosch GWH C 800 ES NG Specifications:

  • Dimensions H: 30 1/2" W: 17.875" D: 11 1/4"
  • Weight 74 lbs
  • Thermal Efficiency NG: 92%
  • Energy Factor NG: .89
  • Modulating Gas Valve Min Firing Rate: 19,900 BTU/Hr
  • Max Firing Rate: 199,000 BTU/Hr
  • Ignition Electronic
  • Water Connections 3/4" Male NPT
  • Gas Connection 3/4" Male NPT
  • NG Gas Pressure Minimum: 4" WC
  • NG Gas Pressure Maximum: 14" WC
  • Water Pressure Minimum: 30 PSI, (Well): 40 PSI
  • Water Pressure Maximum: 150 PSI
  • Electrical Supply 120V

Features:

  • .90 energy factor
  • Condensing heat exchanger maximize efficiency
  • Outdoor installation using optional kit
  • Vents vertically or horizontally with 3" PVC, CPVC or ABS-DWV
  • Twin pipe and concentric venting options
  • Room-sealed combustion because of direct vent
  • Suitable for recirculating applications
  • Ability to cascade units for increased flow rates
  • Power Input NG: 199,000 BTU/Hr
  • Available in LP (liquid propane) and NG (natural gas.)
  • Maximum Flow to Activate 0.65 gallons per minute (gpm)
  • Flow Rates:
  1. 35°F rise@ 10.1 gpm
  2. 45°F rise@ 8.0 gpm
  3. 55°F rise@ 6.4 gpm
  4. 65°F rise@ 5.5 gpm
  5. 77°F rise@ 4.6 gpm
  6. 90°F rise@ 3.9 gpm
  • 15-year warranty
     

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Choose Units


Choose What You Want To Calculate



Water Heater Power
 kW
Water Flow (Per Minute)
 Gallons
See Table "Typical Flow Rates"
Incoming Water Temperature
 °F
Output Water Temperature
 °F

Fixture Type Gallons (Liters) Per Minute
Lavatory
0.5 (1.9)
Bathtub
2-4 (7.6-15.2)
Shower
1.5-3 (5.7-11.4)
Kitchen Sink
1-1.5 (3.8-5.7)
Pantry Sink
1.5-2.5 (5.7-9.5)
Laundry Sink
2.5-3 (9.5-11.4)
Dishwasher
1-3 (3.8-11.4)

Activity Gallons (Liters) Using
Clothes washing
32 (121)
Showering
20 (76)
Bathing
20 (76)
Automatic dishwashing
12 (45)
Preparing food
5 (19)
Hand dishwashing
4 (15)
Source : ACEEE

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