Product details:

Surge Protection Device, Hard-Wired, Location Type 1, Nominal Discharge Current 10kA, Voltage 120/240, 120/208, 277/480, 347/600, Phase 3Y, Wire 4, Number of Poles 3, Max. Surge Current Per Phase 40kA, Max. Surge Current Per Mode 40kA, Max. Continuing Operating Voltage 750, Voltage Protection Rating 2500 V (L-N), 4000 V (L-L), Short Circuit Current Rating 200kA, Modes of Protection 6, Mounting Style Nipple Mount, Material of Construction Plastic.