The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts within an insert for reliable connectivity. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they provide flexibility in installation. The connectors come in aluminum shells with multiple plating options, including cadmium-free finishes, ensuring durability and corrosion resistance. Utilizing M39029 rear release crimp contacts, they offer secure connections. Certified to MIL-DTL-38999 II standards, these connectors meet stringent military specifications for performance and reliability in demanding environments.