The MIL-DTL-38999 Series II connectors offer reliable connectivity in harsh environments, featuring up to 128 contacts within their environmentally sealed inserts. With an impressive operating temperature range from -65°C to 200°C, these connectors are designed for durability. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. The connectors come in aluminum shells with multiple plating options such as cadmium and nickel, ensuring corrosion resistance. Certified for military specifications, they guarantee high performance in demanding applications.