Safety Switch, Contact Form 3PST, Current Rating 100 A, Depth 22 1/2 in, Duty Heavy Duty, Enclosure Type Enclosed, Environment Indoor/Outdoor, For Fuse Class Class H, Class R, Height 9 in, Horsepower @ 480V AC 40 hp, Horsepower @ 600V AC 75 hp, Housing Material Steel, IP Rating IP14, Mounting Style Surface Mount, NEMA Enclosure Rating 3R, Neutral Assembly Included No