Silicone Rubber Drum Heater Current Rating 9.6 A Environment Indoor For Container Capacity 30 gal For Container Material Type Metal For Container Type Drums Thermostat Temperature -Maximum 425 Degrees F Thermostat Temperature -Minimum 50 Degrees F Operating Voltage 115V AC Watt Density 6 W/sq in Watts 1 000 W Closure Method Hook Clip Drum Diameter - Maximum 18 in Electrical Connection Type 3-Prong Plug