The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in a sealed insert. With a wide operating temperature range of -65°C to 200°C, these connectors ensure reliable performance in extreme conditions. Available in various configurations including front and rear wall mounts, jam nut, and box mounts, they offer versatility in installation. The aluminum shells come with multiple plating options, including cadmium-free finishes for RoHS compliance. Utilizing M39029 rear release crimp contacts, these connectors guarantee secure connections. Suitable for military and industrial applications, they meet stringent performance standards for durability and conductivity.