1-338728-4 is a male SMD (surface mount device) connector from the TE Connectivity Micro-MaTch connector family, designed for wire-to-board and board-to-board interconnections. It features 14 positions with a contact spacing of 1.27 mm (0.050 inch centerline) and tin-plated contacts that provide gas-tight, fretting corrosion resistant connections. The connector design incorporates a positioning spring in the mating female part that absorbs relative movements caused by vibrations and thermal expansion, ensuring reliable contact performance. This connector mates with female-on-board connectors including 215079, 215460, 188275, 338068, 338069, 338070, and 188431 series. Common applications include control units, robots and motors, navigation systems, dashboard systems, audio equipment, and set-top boxes.