The MIL-DTL-38999 Series II connectors boast exceptional durability and versatility, ideal for harsh environments. With up to 128 contacts in each insert, they provide ample connectivity options. These connectors are fully sealed against environmental elements and can operate in temperatures ranging from -65 °C to 200 °C. Featuring various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they offer flexibility for different installation needs. Available in 9 shell sizes and 52 insert arrangements, they accommodate a wide range of applications. Utilizing M39029 rear release crimp contacts in various sizes, these connectors ensure reliable performance. Constructed with aluminum shells and offering multiple plating options, including RoHS certified finishes, they meet stringent quality standards. Suitable for military and industrial use, they guarantee long-lasting functionality in demanding conditions.