The 211401-1 is a 7-position I/O Circular Connector with black 94V-0 rated thermoplastic housing. The receptacle has a keyed mating alignment and threaded coupling mating retention. The CPC connector is UL94V-0 rated and made of stabilized, heat resistant, self-extinguishing thermoplastic material. It has quick connect/disconnect capability with thread assist, positive detent coupling. It has built-in pin and socket protection. Polarized for proper mating of connector halves.