NFB-301C

• 97.5% TE Industry Leading Thermal Efficiency

• Patented stainless steel fire tube heat exchanger

• 160 PSI maximum operating pressure

• Advanced controls with an intuitive 7” color display

• Up to 15:1 TDR (turndown ratio)

• BAS communication capability

• Common vent up to 4 and cascade up to 32 units

• Top & bottom piping

Specification

Model NFB-301C
Heating Capacity 20,000-301,000 BTU/H
Thermal Efficiency (or UEF) 0.98
Installation Type Indoor wall-hung
Width 25.1"
Height 32.8"
Depth 22.3"
Weight 243 lb.
Water Pressure Min 12 psi
Water Pressure Max 160 psi
Cold Water Inlet Connection Size 1 1/4"
Gas Supply Connection Type NPT
Gas Supply Connection Size 3/4"
Voltage 120 V
Venting Type Forced draft direct vent and non-direct vent (single pipe)

Technical specification

Links

Classification

Region availability

North America
Anguilla
Antigua and Barbuda
Aruba
Barbados
Belize
Bermuda
British Virgin Islands
Canada
Caribbean Netherlands
Cayman Islands
Collectivity of Saint Martin
Costa Rica
Cuba
Curaçao
Dominica
Dominican Republic
El Salvador
Greenland
Grenada
Guadeloupe
Guatemala
Haiti
Honduras
Jamaica
Martinique
Mexico
Montserrat
Nicaragua
Panama
Puerto Rico
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Saint-Barthélemy
Sint Maarten
The Bahamas
Trinidad and Tobago
Turks and Caicos Islands
U.S. Virgin Islands
United States