MERSEN STP480YN07 Surge Protection Device, 3 Phase, 480V AC, 4 Poles, 5 Wires($319.99Value)
Surge Protection Device, Nonmetallic, Gray, Amps 75 kA, Depth 2.81 in, Enclosure Material Polyethylene Terephthalate, Enclosure NEMA Rating 1