SLQDB05100B20SAMK0LTD0 60in. 500W, 208V 1Ph, 2.40A QMARK Draft Barrier Heater with a Single Heat Deck Standard Layout. Controls Options Include Left Hand Incoming Power, Thermostat, Disconnect Switch. Cabinet to have Aluminum Finished Front and Mill Finish Finished Back with Bottom Inlet, Knockouts on Back. QMARK