Legrand 277/480-Volt Hardwired Surge Suppressor

The PA and PB Series surge protection devices protect your sensitive electronic equipment from external or internal transient activity. All PA and PB units are approved for indoor or outdoor use and feature all-mode protection. Units provide excellent protection when placed at branch panels or at specific pieces of equipment. They can also suppress external surges when mounted at the main service panel. All units utilize a NEMA 1, 2, 3, 3S, 4, 4X, 12, 13 rated polymeric enclosure. 34 mm MOVs are used whi...