1641691 is a 4-position, straight plug, universal M12 sensor/actuator connector. This A-coded connector is connected by insulation displacement connection which allows connection without stripping any single wire. Contact material is made of Copper Tin in bright alloy/white bronze finish and knurl material is nickel plated zinc die-cast. The product has housing diameter of 16.3mm, length of 54mm, and external cable diameter of 3.5 mm to 6 mm. Conductor cross section is 22 to 26AWG.