The Eaton SF320SH5X5H is a type F, double throw, non-fusible, safety switch. It has a three-pole, 30A, 120/240VAC, NEMA 1 enclosure. It features four screw terminal connection and a five-position handle lock. The handle lock includes the three positions of "OFF", "ON", and "TEST". It also includes a "LOCKED ON" padlockable position and a "LOCKED OFF" position. This switch is designed to provide personnel protection by disconnecting the load from the source in case of an emergency.