Curtis Industries' GBPACX-5 series terminal blocks are designed for sub-chassis or thru-panel applications, eliminating the need for costly insulation or mounting setups. Constructed with a durable base material of black thermo-set phenolic or high-impact thermoplastic, these blocks provide a full 1/4" terminal to ground clearance. They are recognized under Underwriters Laboratories and CSA standards, making them ideal for a wide range of industrial and commercial uses. The series offers flexibility with external terminals available in two screw sizes and various internal terminal types, ensuring compatibility with diverse wiring needs.