Item Finned Tubular Heating Element, Overall Length 17 7/16 in, Installation Depth 16 5/16 in, Heater Voltage 240V AC, 3,000 W Watts, Watt Density 72W/sq in, Sheath Material Steel, Material Steel, Mounting Type 3/4-16 Threads, 2 in On Center, Max. Sheath Temp. 800 Degrees F, Screw Size 8-32, 1 Phase, Includes Mounting and Connection Hardware