MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts in an insert, ensuring reliable performance in harsh environments. Featuring a wide range of mounting options including front and rear wall mount, jam nut, and box mount receptacles, these connectors are versatile for various applications. With operating temperatures ranging from -65°C to 200°C, they are suitable for extreme conditions. Constructed with aluminum shells and offering multiple plating options, including RoHS-compliant finishes, they prioritize durability and environmental compliance. Utilizing M39029 rear release crimp contacts, they guarantee secure and efficient connections. The straight, RFI grounding, and standard plugs, along with 52 insert arrangements, provide flexibility in design. Ideal for military and industrial use, the MIL-DTL-38999 II connectors are essential for ensuring seamless electrical connectivity in demanding settings.