Hoffman-Touch Safe Heater H501TS 50W, 4-5/16x2-3/8x3-1/2, BlackProtect electronic, mechanical equipment from low temperatures, condensation, and corrosion with this heater, which will maintain stable enclosure temperatures by using natural convection resulting in current circulation of warm air.Features:Heating element PTC resistor - temperature limiting Double Insulated Protection Mounting clip for 35mm DIN rail, EN 60 715 Vertical mount Product Specifications BRANDHoffman® COLOR FINISHGray WIDTH INCHES3-1/2 DEPTH INCHES2-13/32 HEIGHT INCHES4-5/16 MANUFACTURERS PART NUMBERDAH501TS CONSTRUCTIONSteel NOMINAL CURRENT (AMPS)8 POWER CONSUMPTION (WATTS)50 VOLTAGEAC/DC 110/120 AMPS8 WEIGHT (LB.)0.65 WATTS50