MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert and environmentally sealed construction. With an operating temperature range of -65°C to 200°C, these connectors offer reliable performance in extreme conditions. Available in various mount types including wall mount, jam nut, and box mount receptacles, they are versatile for different applications. The aluminum shells come with plating options such as gold, electroless nickel, and cadmium finishes. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. With RoHS compliant options, they meet industry standards for environmental responsibility. Perfect for military and industrial use, these connectors provide durability and conductivity in demanding settings.