The MIL-DTL-38999 Series II connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an extensive operating temperature range from -65°C to 200°C, these connectors are designed for durability. Available in various configurations including wall mount, jam nut, and box mount receptacles, they provide versatile installation options. Built to military specification MIL-DTL-38999 II, these circular connectors ensure reliable performance in demanding applications. Crafted from aluminum with plating options such as electroless nickel and cadmium finishes, these connectors offer enhanced corrosion resistance. Utilizing removable crimp contacts, they guarantee secure and efficient connections. With a service rating of I and ingress protection for environmental resilience, these connectors are ideal for diverse military and industrial settings.