Schneider Electric H321N Fusible Safety Switch

The Schneider Electric H321N Fusible Safety Switch is a heavy‑duty indoor disconnect for three‑phase power, delivering a 30 A rating at 240 VAC (250 VDC) in a 3‑pole, 4‑wire, single‑throw design with a neutral and Class R fuse compatibility. It supports up to 7.5 hp at 240 VAC, enabling safe isolation for motor circuits and feeders in industrial panels, service equipment, and control cabinets. The rugged enclosure is galvanized steel with a NEMA 1 rating and is intended for surface mounting in indoor environments, providing durable protection in demanding applications. Dimensions are 14.6 in high, 7.55 in wide, and 4.88 in deep, offering a compact footprint that fits standard electrical enclosures while maintaining accessible operation. The H321N is part of Schneider Electric’s heavy‑duty fusible safety switch family, designed to ensure reliable disconnection with a clearly visible isolation path and compatibility with Class R fuses to meet common electrical codes for 240 VAC systems.