95% AFUE – Energy Star certified
DHW 15:1 TDR and heating 15:1 TDR
2” venting up to 65’, 3” venting up to 150'
Advanced controls with intuitive user interface and Setup Wizard
NEW DHW module with mixing and water adjustment valves
Built-in powered connections for 3 zone valves or 3 zone pumps
Common venting with up to 7 NPE units and cascading up to 15 NPE units
Approved for high altitude up to 10,100 ft. (NG and LP), conversion kits included
Patented stainless steel fire tube heat exchanger with non-metallic condensate base
Mid-City Product ID: 421574
Manufacturer: KD Navien
Manufacturer Part Number: NFC-250/200H
UPC: 884954919201
Brand: Navien
Dimensions: 17.3" W x 33.5" H x 17.3" D (43.9cm W x 85.1cm H x 43.9cm D)
Boiler weight: 141 lbs (64 kg)
Boiler Weight With Water: 170 lbs (77.1 kg)
Installation location: Indoor wall-hung
Venting type: Forced draft direct vent
Ignition: Electronic ignition
Natural gas supply pressure (from source): 3.5 " WC to 10.5 " WC (0.87 kPa to 2.61 kPa)
Propane gas supply pressure (from source): 8 " WC to 13.5 " WC (1.99 kPa to 3.36 kPa)
Natural gas manifold pressure (min-max): -0.03 " WC to -0.92 " WC (-0.0075 kPa to -0.23 kPa)
Propane gas manifold pressure (min-max): -0.02 " WC to -0.77 " WC (-0.005 kPa to -0.19 kPa)
Main Power Supply: 120V AC, 60Hz
Maximum power consumption: Less than 15 amperes
Casing Material: Cold-rolled carbon steel
Heat exchangers: Stainless steel
Exhaust Vent: 2" or 3"
Intake Vent: 2" or 3"
Temperature setting range: 86 - 140 °F (30 - 60 °C) (up to 0 °F ( °C) when setting the parameter)
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