Sanitizing Sink/Tank Immersion Heater 4 000 W Watts Sheath Material 316 SS Watt Density 56 sq in Heater Voltage 240V AC 1 Phase Overall Length 32 1/2 in Control Range 60 Degrees to 250 Degrees F Enclosure Type NEMA 1 Min Immersion Depth 4 in Height 26 in For Use With Sterilization of Water Tanks In Restaurants Taverns and Laboratories Includes 72 in Cord with Polarized Plug