Intermatic H20S13Y2DG1 Surge Protective Device, 7-Mode, 277/480 VAC 3Ph Y, Type 1, Surge Current Rating 200kA

Type 1 surge protection;Optional audible alarm and dry relay contacts;7 Modes of protection ;NFPA 780, UL 96A Lightning system protection compliant;NEMA 4X enclosure for indoor or outdoor installation;Individually integrated disconnect TPMOV surge protection technology;Blue LED status indicator per phase, red LED service indicator