Immersion Heater, 3,000 W Watts, Sheath Material Incoloy(R), Screw Plug Material Brass, Watt Density 124 sq in, Heater Voltage 480V AC, 1 Phase, Overall Length 11 1/2 in, Control Range 266 Degrees F, 3/4 in NPT, Min. Immersion Depth 10 1/2 in, Flange Material PTFE, Includes Brass Screw Plugs