The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts within an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they ensure secure and reliable connections. Featuring aluminum shells with plating options including cadmium and nickel, they meet stringent military specifications. Utilizing M39029 rear release crimp contacts, these connectors guarantee optimal performance and durability. Suitable for aerospace, defense, and industrial applications, they provide a high level of ingress protection and conductivity. With RoHS compliant finishes available, they offer peace of mind for environmental regulations.