Drum Heater, Current Rating 6.5 A, Environment Indoor, For Container Capacity 55 gal, For Container Material Type Metal, For Container Type Drums, Thermostat Temperature -Maximum 425 Degrees F, Thermostat Temperature -Minimum 50 Degrees F, Operating Voltage 230V AC, Watt Density 6.5 W/sq in, Watts 1,500 W, Closure Method Hook Clip, Drum Diameter - Maximum 22 1/2 in, Features 1,250 Volts Dielectric Tested, Adjustable Thermostat, Surface Grounded Electrically with Internal Ground Screen