Blanket Drum Heater Current Rating 6.67 A Environment Indoor For Container Capacity 55 gal For Container Material Type Metal For Container Type Drums Thermostat Temperature -Maximum 450 Degrees F Thermostat Temperature -Minimum 50 Degrees F Operating Voltage 230V AC Watt Density 2 W/sq in Watts 1 600 W Closure Method Hook and Loop Controller Type Digital Drum Diameter - Maximum 22 3/10 in Drum Diameter - Minimum 22 3/10 in