MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors offer reliability in extreme conditions. Available in various mount types such as front and rear wall mount, jam nut, and box mount receptacles, they provide versatility in installation. The plugs, including straight and RFI grounding options, cater to different connectivity needs. Utilizing M39029 rear release crimp contacts, these connectors ensure secure connections. Constructed with aluminum shells and offering plating options like electroless nickel and cadmium finishes, they meet diverse application requirements. RoHS certified options are also available for environmentally conscious users. With a focus on durability and performance, MIL-DTL-38999 Series II connectors are ideal for military, aerospace, and other demanding industries.