Blank apertures for custom breaker loading. Glass filled polycarbonate mounting box. Clear cover allows easy view of circuit breaker status. Overlapping cover for strength and increased gasket protection. Oversized, formed in place seamless PUR gasket. Easily removable stainless steel hinge pin for unobstructed installation . Stainless steel latch secures cover without penetrating the enclosure. Blank circuit positions accommodate Carling Technologies™ A- and C- Series Flat Rocker and ELCI Main circuit breakers. Stainless steel mounting hardware included