L777RRBH25P is a rear-release D-Sub crimp connector featuring 25 contacts in size B configuration, manufactured by Amphenol Commercial Products. The connector utilizes stamped and formed brass contacts with gold or tin plating options, and a black glass-filled thermoplastic insulator rated UL 94V-0. It features a mating force of 8.44 kg (18.66 lb) maximum and an unmating force of 0.81 kg (1.8 lb) minimum, with overall dimensions of 53.04 mm (2.09 inches) in length. The removable, reusable contact design and rear-release mechanism enable cost-effective cable assembly production while supporting EMI/RFI shell configurations. This connector is ideal for commercial, industrial, and telecom applications requiring standard-density I/O connections with reliable performance.