MIL-DTL-38999 Series II connectors offer reliable connectivity in harsh environments, featuring up to 128 contacts sealed for environmental protection. With an operating temperature range of -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 offer versatility in installation. The aluminum shells come with different plating options, such as cadmium and nickel, ensuring corrosion resistance. Utilizing M39029 rear release crimp contacts, these connectors provide secure connections. With RoHS compliant finishes, they meet environmental standards for safe use. Designed for military specifications, these connectors are ideal for aerospace, defense, and industrial applications requiring rugged performance.