MIL-DTL-38999 Series II connectors are designed for harsh environments, with up to 128 contacts sealed for protection. Operating in temperatures ranging from -65 °C to 200 °C, they offer reliable performance in extreme conditions. Featuring various mounting options, including front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure versatile connectivity. With options for straight, RFI grounding, and standard plugs, they accommodate different cable setups. Built for durability, they come in aluminum shells with plating choices such as nickel and cadmium finishes. These connectors, meeting military specifications, are ideal for applications requiring rugged and dependable electrical connections.