Hazardous Location Safety Switch Contact Form 3PST Current Rating 100 A Depth 7 3/4 in Duty Hazardous Locations Electrical Connection Bolt Environment Indoor/Outdoor Features 316 Stainless Steel Cover Bolts Gasketed Flange with Silicone O-Ring Gray Powder Polyester Painted Exterior Rotary Handle Operating Mechanism with Lockout For Fuse Class Not Applicable Height 13 in Horsepower @ 240V AC 30 hp Horsepower @ 480V AC 50 hp Horsepower @ 600V AC 50 hp Housing Material Aluminum