MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts and offering superior environmental sealing. With an impressive operating temperature range of -65 °C to 200 °C, these connectors ensure reliable performance in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse application needs. The connectors come in aluminum shells with multiple plating options such as electroless nickel and cadmium finishes, including RoHS certified cadmium-free variants. Utilizing M39029 rear release crimp contacts, they guarantee secure and efficient connections. Suitable for military and industrial use, these connectors meet MIL-DTL-38999 II specifications, delivering exceptional durability and conductivity.