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, they are ideal for high-performance applications. Available in various mounting styles including front and rear wall mount, jam nut, and box mount, these connectors offer versatility. The aluminum shells are offered with multiple plating options, ensuring durability and reliability. Utilizing M39029 rear release crimp contacts, they provide secure connections. Meeting military specification MIL-DTL-38999 II, these connectors are suitable for demanding environments where ruggedness is a priority.