MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With an operating temperature range from -65°C to 200°C, they offer reliable performance in extreme conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, these connectors provide versatility for different applications. They come in aluminum shells with multiple plating options, ensuring durability and corrosion resistance. Utilizing M39029 rear release crimp contacts, they offer secure connections in sizes 22D, 22M, 22, 20, 16, and 12. Meeting military specification MIL-DTL-38999 II, these connectors are ideal for demanding industrial and military environments.