1747731-2 is a connector component from TE Connectivity's .040 MULTILOCK Connector System designed for automotive wire-to-board applications. The MULTILOCK system features contacts spaced at 2.5 mm centerline and utilizes PBT housing material. The connectors support wire sizes of 0.3–0.5 mm² (AWG 22–20) and incorporate a double-lock mechanism integrated into the body to ensure complete contact insertions. These connectors are widely used in automotive applications including powertrain systems, safety and security systems, body and chassis systems, and driver information systems.