The 1554PB6B is a polycarbonate electrical enclosure designed for industrial control and protection of electrical components. It features a UL 508A approved polycarbonate construction (UL94 - 5VA @ 3mm) with a steel inner panel option for enhanced durability and component mounting. The enclosure includes a box, lid, 6 cover screws, and a preformed silicone gasket as part of the purchased assembly. The lid accepts 30.5mm push buttons for operator interface integration. External dimensions are 240 mm × 160 mm × 120 mm (9.45" × 6.30" × 4.72"), with internal box dimensions of 227 mm × 215.08 mm and internal lid dimensions of 230.65 mm × 212.05 mm. This enclosure is ideal for applications requiring compact, transparent access to internal components while maintaining electrical safety and environmental protection in Type 4, 4X, 6, and 6F rated installations.