Disconnect Switch Current Rating 30 A For Fuse Class Class H Class J Class K Class R Horsepower @ 240V AC 7 1/2 hp Horsepower @ 480V AC 15 hp Horsepower @ 600V AC 20 hp Housing Material PBT Includes Fuse Holder Mounting Hardware Operating Mechanism Maximum Mounting Depth 18 in Minimum Mounting Depth 6.63 in Mounting Style Flange Number of Poles 2 Phase Three Protection Method Fusible