MIL-DTL-38999 Series II connectors boast high contact capacity, with up to 128 contacts housed in a durable insert. Designed for harsh environments, these connectors are fully sealed and capable of operating in temperatures ranging from -65 °C to 200 °C. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they offer versatility for different applications. Available in 9 shell sizes and 52 insert arrangements, these connectors utilize M39029 rear release crimp contacts, ensuring reliable connections. Constructed with aluminum shells and offering a choice of plating options, including cadmium-free finishes, they meet stringent military specifications for performance and durability. Perfect for demanding environments, these connectors guarantee secure and efficient electrical connections in a wide range of settings.