The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts sealed within an insert. With an operating temperature range from -65°C to 200°C, these connectors offer reliable performance in extreme conditions. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they provide versatility for different applications. Constructed with aluminum shells and offering multiple plating options including gold and electroless nickel, these connectors ensure durability and conductivity. With RoHS certified finishes available, they meet environmental standards. Suitable for military and industrial use, the MIL-DTL-38999 Series II connectors guarantee secure and efficient electrical connections.