The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts housed in an insert. With a wide operating temperature range of -65°C to 200°C, these connectors provide reliable performance in extreme conditions. Available in various mounting options, including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. Constructed with aluminum shells and offering multiple plating options, such as gold and electroless nickel, these connectors ensure durability and corrosion resistance. Meeting military specification MIL-DTL-38999 II, they are ideal for applications requiring high reliability and rugged performance.