JC6-Q308-05 is a dual-barrier terminal block from the BUCHANAN series designed for secure electrical connections with a 0.375 inch (9.525 mm) pitch spacing. The block features polypropylene housing with UL94V-1 flammability rating and bright acid-tin plated copper alloy terminals with #6-32 steel screws. It is rated for 20 Amps at 300V (UL Class C) and 5 Amps at 600V (UL Class D), with wire range compatibility of 12-22 AWG and an operating temperature range up to 105°C. The terminal block is available in multiple circuit configurations and mounting styles, including printed circuit pins, wire wrap, and quick connect options, making it suitable for industrial control panels, power distribution systems, and equipment requiring reliable high-density connections.