1565083-1 is a 4-position Grace Inertia Connector (GIC) plug housing designed for wire-to-wire connections with a 3.5 mm centerline spacing. The housing is constructed from 6/6 Nylon material with UL94V-0 flame rating and a minimum CTI of 600 V, providing excellent electrical insulation and mechanical durability. The connector features a natural color keying (Type A) and is compatible with receptacle and tab contacts rated for 22–18 AWG wire (0.3–0.9 mm²) with insulation diameters of 1.5–2.7 mm. This connector is commonly used in industrial control systems, automotive applications, and telecommunications equipment where reliable wire-to-wire connections are required. The product is RoHS compliant and integrates with double lock plates and sealing accessories for enhanced connection security.