Hazardous Location Circuit Breaker, Number of Poles 2, 90 A Amps, AC Voltage Rating 240V AC, Max. AIR Rating 18kA at 240V AC, Standard Circuit Breaker Type, Frame Size 100/EHD, Circuit Breaker Actuator Non-Interchangeable Trip, Circuit Breaker Included Cutler-Hammer, DC Voltage Rating 125/250V DC, Box Lug Terminal Connection, Min. Wire Size 14 AWG, Max. Wire Size 1/0 AWG, Housing Material Copper-Free Aluminum, Enclosure Rating NEMA 4, 4X, Length 20.5 in, Width 11 in, Depth 8.97 in