The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting styles such as front wall mount, rear wall mount, and jam nut receptacles, they offer versatility in installation. Constructed with aluminum shells and offering multiple plating options, including cadmium-free finishes, these connectors ensure durability and reliability. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. Meeting military specification MIL-DTL-38999, these connectors are suitable for use in rugged environments where performance is critical.