Enhance the protection and functionality of your electrical enclosures with the Cutler-Hammer DS150H1 Rainproof Conduit Hub. Designed for use with 30-100A safety switches, including General Duty, Heavy Duty, and Double-Throw types, this hub offers a NEMA 3R enclosure rating for reliable weather resistance. Its rainproof conduit/plate type hub - group 1 design ensures secure and safe conduit connections, making it suitable for non-metallic enclosures. This accessory is an essential component for maintaining the integrity of your electrical system in various environments..The Cutler-Hammer DS150H1 is a 1-1/2 inch rainproof conduit hub designed for use with 30-100A safety switches. It features a NEMA 3R enclosure rating and is suitable for non-metallic enclosures. The hub is compatible with MLO and MCB loadcenters and CB enclosures, as well as specific safety switches and RGND/RFDN components. Its dimensions are 1.25 inches in height, 2.75 inches in length, and 3 inches in width, with a weight of 0.200000 lbs.