MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert for reliable electrical connectivity. With an operating temperature range of -65°C to 200°C, these connectors are environmentally sealed for enhanced durability. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they offer flexibility in installation. Constructed with aluminum shells and offering multiple plating options, such as gold and electroless nickel, these connectors ensure optimal performance in demanding conditions. Compliant with MIL-DTL-38999 II specifications, they are ideal for military and aerospace applications requiring rugged and reliable connectivity.