The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With environmental sealing and a wide operating temperature range from -65°C to 200°C, these connectors offer reliability in demanding conditions. Available in various mounting options such as front wall, rear wall, and box mount receptacles, they cater to diverse installation needs. The connectors come in aluminum shells with multiple plating options, including cadmium-free finishes. Utilizing M39029 rear release crimp contacts, they ensure secure connections in military and aerospace applications. Meeting stringent MIL-DTL-38999 II specifications, these connectors guarantee high performance and durability, making them ideal for critical electronic systems.