The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range from -65°C to 200°C, they offer reliability in extreme conditions. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure versatile installation. Compliant with military specification MIL-DTL-38999 II, they guarantee high performance and durability. Constructed with aluminum shells and offering multiple plating options, including gold for optimal conductivity, they meet stringent quality standards. Suitable for applications requiring rugged connectivity, these connectors are ideal for aerospace, defense, and industrial use.