The MS3474L22-55SX is a part of the MS3474L MS Connector series, produced by TE Connectivity. It is a modular, multipurpose, rectangular chassis-mount, sealed, two-piece plug and receptacle system. The MS3474L22-55SX is a 3-row receptacle connector with 22 contacts, straight solder contacts and a Locking Connector type. It is resistant to environmental exposures, such as shocks, vibrations, and water. The receptacle is suitable for use with a variety of electrical and electronic equipment in either power or signal applications.