The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts and environmental sealing for reliable performance. With an operating temperature range of -65°C to 200°C, these connectors offer durability in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they provide versatility for different applications. Made with aluminum shells and offering multiple plating options such as electroless nickel and cadmium finishes, these connectors ensure corrosion resistance. With RoHS compliant options, they meet environmental standards. Perfect for military and industrial use, these connectors are known for their high reliability and performance.