MIL-DTL-38999 Series II connectors, designed for harsh environments, feature up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range from -65 °C to 200 °C, these connectors offer reliable performance in extreme conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they provide versatility for different applications. The plugs, offered in straight, RFI grounding, and standard configurations with a 90-degree cable clamp, ensure secure connections. Utilizing M39029 rear release crimp contacts, these connectors come in aluminum shells with plating options such as cadmium and nickel, catering to specific requirements. RoHS compliant finishes are also available, guaranteeing environmental safety. Ideal for military and industrial use, the MIL-DTL-38999 Series II connectors are known for their durability, conductivity, and resistance to environmental factors.