Schneider Electric H321DS 3-Pole Safety Switch

Schneider Electric H321DS is a heavy-duty, 3-pole fusible safety switch rated for 30 A at 240 VAC, designed to provide a safe, code-compliant disconnect for three‑phase equipment. The enclosure is rated for NEMA 4/4X environments, making it suitable for industrial applications that require weather resistance and washdown capability. With a 30 A / 240 V rating, it supports up to 7.5 hp motor loads at 240 V, making it appropriate for mid-size three‑phase machines. The unit’s fusible design provides a safe means to interrupt power for servicing. Typical applications include motor disconnects for pumps, fans, conveyors, and other three‑phase loads in manufacturing and commercial facilities that require reliable safety switching. This H321DS safety switch is part of Schneider Electric’s Square D family, offering familiar installation footprints and compatibility with standard Square D accessories for contemporary electrical safety installations.