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