Bison 4000A is a microprocessor-controlled compact fuel furnace designed for no-idle air heating of driver cab, freight compartments, passenger and crew compartments of commercial vehicles and motor homes. It operates independently of vehicle’s engine and built-in OEM heating systems. The heater consists of heat-producing combustion air chamber, process (cabin) air chamber and a heat exchanger that transfers heat to the inside of the vehicle.

Fuel-efficient, low-noise, reliable air heater. Kit includes 7-day programmable timer and all hardware required for typical installation of the unit. Includes seven meters of fuel line, one meter of ducting and one grill.

• Heat Output: BTU/hr (kW/hr) 3071 (0.9) – 13649 (4.0)
• Diesel Fuel Consumption: U.S Gal./hr (L/hr) 0.03 (0.11) 0.13 (0.51)
• Electric Power Consumption: Amps (Watts) 12VDC 0.67 (8) 2.83 (40)
• Electric Power Consumption: Amps (Watts) 24VDC 0.33 (8) 1.42 (40)
• Voltage Operating Range: Volts DC (for 12V models) 10.5 – 16 with Low and High Voltage Protecton
• Voltage Operating Range: Volts DC (for 24V models) 21 – 32 with Low and High Voltage Protecton
• Operating Modes: Setpoint – Adjustable 41°F to 95°F (5°C to 35°C) Constant Heat Output Selection – Adjustable Min. to Max. Air Circulation / Ventilation – No Heat, Fan Only
• Unit Dimensions: LxWxH, Inches (mm) 14.61 x 5.51 x 5.91 (371 x 140 x 150)
• Unit Weight: lbs (kg) 9.92 (4.5)