Powerful Electric Garage Heater with up to 17,100 BtuH. This electric garage and shop heater operates with both 208 & 240 volts, 20.8 Amps, 4 different heat settings, built in thermostat, and an automatic fan delay control. Perfect both for primary or supplemental heating in garages, workshops, factories, stores, warehouses, public buildings, service stations, stockrooms, basements, toll booths, and any large exposed areas or additions. Its SAFE - A high limit thermal cutout automatically shuts off the electric shop heater in the event of overheating. Choice of wattage and BtuH settings. The electric heater element features rugged plate fin. See our great sale price for this portable Dayton electric shop / garage heater.