The MIL-DTL-38999 Series II connectors are designed for rugged environments, offering up to 128 contacts within an environmentally sealed insert. With an operating temperature range from -65 °C to 200 °C, these connectors ensure reliable performance in harsh conditions. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. Featuring aluminum shells with options for plating, such as electroless nickel and cadmium finishes, these connectors prioritize durability and corrosion resistance. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. Ideal for military and industrial applications, they meet stringent performance standards.