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