MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range from -65 °C to 200 °C, these connectors offer reliable performance in harsh conditions. Available in various mounting options, including wall mount, jam nut, and box mount receptacles, they provide versatility for different applications. Constructed with aluminum shells and offering multiple plating options, such as electroless nickel and cadmium olive drab, these connectors ensure durability and corrosion resistance. Utilizing M39029 rear release crimp contacts, they guarantee secure connections with 500 mating cycles. Compliant with military specification MIL-DTL-38999 II, these connectors are ideal for demanding environments requiring high-performance electrical connections.