The D2040 is a part manufactured by MPC Industries, a company based in Cleveland, Ohio. The D2040 is a 40-pin socket connector that has a 2-position, 2-socket contact configuration. It is most commonly used in electrical and electronic applications such as automotive engine applications, consumer electronics, power conversion and machine control systems. The socket is made of high-strength aluminum alloy with a gold-over-nickel plating, and is RoHS compliant. The contact is designed for a high current rating of 10 amps and has a temperature range of -40°C to +105°C.