ZEROSTART 300

300 Cab & Cargo Heater - 12V, 40,000 BTU, 5/8" Hose Fittings Title: 300 Cab & Cargo Heater - 12V, 40,000 BTU, 5/8" Hose Fittings SKU: 137679 Model: 300 Condition: Surplus New ElectricalWatts:106.8 Made In: UNITED STATES Dimensions: 8.00 (H) x 12.00 (W) x 20.00 (L) inches Heat Output: 40,000 BTU/hr Operating Voltage: 12 VDC Power Source: Direct Current (DC) Inlet/Outlet Fitting Size: 5/8" (15.8 mm) copper hose barbs Heater Type: Liquid-to-air heat exchanger (hydronic) Mounting Style: Base-mounted with flange (4 screw holes visible) Enclosure Type: Steel housing with vented side grille Fan Type: Internal blower fan (assumed; not visible but standard for this type) Application: - Cab heating for trucks, heavy machinery, or off-road vehicles - Cargo area heating in vans or trailers - Auxiliary heating for mobile equipment