MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors offer reliability in extreme conditions. Available in various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse connectivity needs. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. Crafted from aluminum with plating options including cadmium and nickel, they provide durability and corrosion resistance. Meeting military specifications, these connectors guarantee high performance in mission-critical applications.