Full Technical Description: Natural Krydon. Material; 3 Wire(S); Damp/Wet Location, Industrial Grade; UL 1682, CSA C22.2 Approval; 600 VAC at 50 to 400 Hz/250 VDC Voltage Rating; 100 Ampere Current Rating; 4 Pole(S); Corrosion Resistant, Dirt Tight, Dust Tight, Moisture Resistant, Water Tight; Snap on Cap/Spring Door; 2, Extra Pole Grounding Style; Arktite. Brand; Color Gray; Enclosure NEMA 4X; Suitable For Damp/Wet Location; NR Model