Eaton SPD300480Y2K

EATON Surge Protection Device, Series: SPD, 277/480Y VAC Electrical Rating, 50/60 Hz Frequency, 4W+G Wires, 200 kA Short Circuit, 300 kA Peak Surge Current, 20 kA Nominal Discharge, Modes of Protection: 320 L-N/320 L-G/320 N-G/640 L-L, Dual Color LED Indicator, 3 ph, Environmental Conditions: -4 to 122 deg F Operating Temperature, 5 to 95% Non-Condensing Operating Humidity, NEMA 1 Enclosure, External Side Mounting, 9.5 in L x 5.4 in W x 3.45 in H Dimensions