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