Schneider Electric DU321 General Duty Safety Switch

Schneider Electric's DU321 General Duty Safety Switch is a non-fusible, three-pole disconnect rated for 240 V AC and 30 A, designed for indoor general‑duty service in residential and light commercial applications. As part of the E2 Series, it employs a 3PST (three-pole, single-throw) contact configuration in a NEMA 1 steel enclosure with lug terminals for surface mounting, with overall dimensions of approximately 9.25 in high by 7.25 in wide by 3.63 in deep. It supports motor loads with ratings of 3 hp and 7.5 hp at 240 V and is specified for 3-wire, 3‑pole circuits, making it a compact, economical disconnect for smaller equipment installations in homes, workshops, and light commercial environments.