Drum Heater, Current Rating 16 A, Environment Indoor, For Container Capacity 30 gal, For Container Material Type Metal, For Container Type Drums, Thermostat Temperature -Maximum 400 Degrees F, Thermostat Temperature -Minimum 200 Degrees F, Operating Voltage 115V AC, Watt Density 9.6 W/sq in, Watts 1,920 W, Closure Method Spring Loaded Clamp, Drum Diameter - Maximum 18 1/2 in, Electrical Connection Type 5-20P Plug