Safety Switch, Compatible with Manufacturer Model Number RFK03H, Contact Form 3PST, Current Rating 30 A, Depth 5 in, Duty Heavy Duty, Environment Indoor, For Fuse Class Class H, Class J, Class R, Fuse Kit (Class R) Mfr. No. RFK03H, Height 14 1/2 in, Horsepower @ 240V AC 40 hp, Horsepower @ 480V AC 15 hp, Horsepower @ 600V AC 20 hp, Housing Material Steel, Includes Mechanically Interlocked Switch, IP Rating IP20, Mounting Style Surface Mount, NEMA Enclosure Rating 1, Neutral Assembly Included No