Finned Strip Heater Heater Voltage 120V AC Overall Length 10 1/2 in Mounting Dimension 9 1/2 in 500 W Watts Watt Density 25W/sq in Terminals Each End Element Width 1 1/2 in Sheath Material Seamless 304 Stainless Steel Material Nickel Plated Steel 1 Phase H x W Across Fins 1-3/8 x 2 in Max Sheath Temp 1 200 Degrees F Mounting Type Surface Mount Slotted Hole Length 1/2 in Slotted Hole Width 5/16 in Screw Size 10-32 Standards UL Recognized Includes Mounting Tabs