Safety Switch Contact Form 3PST Current Rating 400 A Depth 10 1/4 in Duty Standard Enclosure Type Enclosed Environment Indoor/Outdoor For Fuse Class Class H Class J Class K Class R Fuse Kit (Class R) Mfr No DRK40 Height 30 3/4 in Horsepower @ 240V AC 50 hp Housing Material Steel IP Rating IP14 Mounting Style Surface Mount NEMA Enclosure Rating 3R Neutral Assembly Included Yes