Product DetailsNew in box Red Dot auxiliary heater. This is a single fan unit with a 2-speed 12-volt motor. The heater uses engine coolant heat transfer for heating. Commonly used on boats, in RVs, and in industrial vehicles. The fan draws up to 3.3 amps (12-volt). The coolant hose barbs are 5/8″. Red Dot heaters are made in the U.S.A.
This heater does not come with any coolant hose or a switch. Dimensions of the heater are: 9.5″w, 6.5″h, 3.75″ depth of housing, 7″ depth overall (from front of case to back of motor).