3-928344-4 is a 4-position AMP Standard Timer connector housing designed for in-line mating technology applications. This housing features interior locking mechanism and is available in grey color with keying version 04-C for RAST 5 compatibility. The connector is part of the AMP Standard Timer series, which provides reliable wire-to-wire connections in industrial and commercial applications. Common applications include appliance wiring, industrial equipment, and automotive systems where secure, keyed connections are required.