The MIL-DTL-38999 Series II connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts within an environmentally sealed insert. Designed for durability, they operate reliably in temperatures ranging from -65 °C to 200 °C. Available in various mounting configurations including front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure secure installation. With options for straight, RFI grounding, and standard plugs, they accommodate diverse cable setups. Utilizing M39029 rear release crimp contacts, they guarantee efficient signal transmission. Crafted from aluminum with plating choices like electroless nickel and cadmium finishes, these connectors prioritize longevity and performance. RoHS compliant options are also available, meeting environmental standards. Ideal for military and industrial applications, the MIL-DTL-38999 Series II connectors deliver reliable connectivity in demanding settings.