SIGNALORIGIN is a trusted manufacturer of 21W1 mixed contact D-sub connectors, designed to handle high current transmission while maintaining compact form factors. Featuring gold-plated machined contacts, this connector offers excellent conductivity and durability. The single large power contact supports current ratings from 10A to 40A, with varying terminal sizes to meet diverse electrical demands. The mixed contact layout enables both power and signal transmission in a single connector body.

Ideal for communication ports, industrial automation, defense electronics, and power distribution systems, the 21W1 D-sub ensures stable connectivity across complex applications. Our complete D-sub connector series includes standard, high-density, combo, dual-port, waterproof, and coaxial options, delivering reliable and cost-effective solutions tailored to your system needs.