Our Bulletin 1494G Hazardous Location Safety Disconnect Switches can be used for 30 A, 60 A and 100 A applications. They are available in 3R, 7 and 9 bolted enclosure types for indoor and outdoor use. These switches are certified for use in Class I, Division 1 & 2, Groups C & D and Class II, Groups E, F & G hazardous gas or dust locations.