Industrial and residential Square D circuit breaker enclosures designed to be tough, reliable and provide exceptional performance in the most grueling conditions. The short circuit current rating of the enclosed circuit breakers is equal to the rating of the circuit breaker installed unless otherwise noted. Provides a dead front housing for PowerPact L circuit breakers, molded case switches, and motor circuit protectors to prevent personnel from accidentally contacting energized parts. Enclosure accepts 3 pole PowerPacT J breakers that have a current rating of 250 to 600A. The enclosure has exterior handle that allows the breaker to operate without opening enclosure. This enclosure is NEMA 12/3R rated enclosure and made from steel. The device has a height of 59.63 inch, width of 20.42 inch and depth of 11.52 inch. It is UL and CUL listed.