Flanged Immersion Heater 12 000 W Watts Sheath Material Incoloy(R)800 Watt Density 48 sq in Flange Size 3 in Heater Voltage 240V AC 3 Phase Overall Length 36 9/16 in Enclosure Type NEMA 1 Min Immersion Depth 33 in Flange Material Steel Includes Gasket