EXPO ENGINEERED Electric Drum Heater with Thermostat Control with Three-Heat Switch melts or heats fluids in pails or drums with good heat receptivity. Thermostat bulb senses temperature in an area remote from the heating element. Three-heat switch allows three wattage ratings per thermostat setting and voltage rating. Includes fiberglass insulation, neon pilot light and 6 power cord. Aluminized steel belt with toggle clamp. Not recommended for fiber or fiber-lined drums. Units are not moisture- or explosion-proof. UL listed and CSA certified.