1211390004 is a type of Molex connector, which is a component used in electrical wiring. It is a two-piece connector housing consisting of a pin header and a receptacle housing. This type of connector is commonly used to interconnect two pieces of electronic equipment, such as a computer and peripheral device. The 1211390004 connector is designed to handle up to 5.00A (amps) of current, and features a plastic housing with 6 positions and 2.5 mm pitch. It has a wire-to-board configuration with a 1.25 mm AMPQuik and Polarized-lock tabs for secure connections. The 1211390004 connector can be used in a variety of applications, including industrial electronics, telecommunications, automotive and consumer electronics.