MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range from -65 °C to 200 °C, they offer reliability in extreme conditions. Available in various mount types such as front wall, rear wall, jam nut, and box mount receptacles, as well as straight and RFI grounding plugs, these connectors cater to diverse applications. Compliant with military specification MIL-DTL-38999 II, they guarantee high performance and durability. Made of aluminum with options for plating finishes like electroless nickel, they ensure robust protection against corrosion. Suitable for use in environments requiring RoHS compliance, these connectors provide secure and efficient electrical connections.