MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in a durable insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors ensure reliable performance in extreme conditions. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they offer flexibility for different applications. The connectors come in aluminum shells with multiple plating options, including cadmium and nickel, catering to specific environmental needs. With gold-plated removable crimp contacts, they guarantee optimal conductivity and durability. Meeting MIL-DTL-38999 II military specifications, these connectors are ideal for demanding aerospace, defense, and industrial applications.