Navien NFB-301-C Condensing Fire Tube Boiler 301,000 Input 95% EFF

Item # NFB-301C

UPC # 884954907482

$6,499.00

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Easy to install and it's easy to maintain

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About This Product

Navien NFB-301C Commercial High-Efficiency Condensing Fire Tube Boiler (301,000 BTU)

The Navien NFB-301C is a high-output, commercial-grade condensing fire tube boiler engineered for demanding hydronic heating applications. Built with Navien’s patented stainless steel fire tube heat exchanger, the NFB-C series delivers up to 97.5% thermal efficiency, industry-leading durability, and superior resistance to corrosion and thermal stress.

With up to a 15:1 turndown ratio, smart cascading capabilities for up to 32 units, and common venting up to 4 units, the NFB-301C provides flexible, scalable heating power while maximizing fuel savings and operational efficiency.

Key Features & Benefits:

Ultra-High Thermal Efficiency: 97.5% Thermal Efficiency (TE) maximizes energy savings in commercial heating setups.
Patented Fire Tube Heat Exchanger: Commercial-grade stainless steel construction resists scale buildup and high operating pressures (up to 160 PSI).
Wide Turndown Ratio (15:1): Precisely matches heat output to dynamic load requirements.
Advanced Controls: Integrated 7” color touchscreen display with BAS communication capability (Modbus/BACnet).
Scalable & Flexible Installation: Supports top and bottom piping connections, common venting up to 4 units, and cascading up to 32 units.

Note:

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