The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts sealed within an insert. With a wide operating temperature range from -65 °C to 200 °C, these connectors offer reliable performance in extreme conditions. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they provide flexibility for different applications. The connectors come in aluminum shells with multiple plating options, including cadmium-free finishes for RoHS compliance. Utilizing M39029 rear release crimp contacts in sizes 22D, 22M, 22, 20, 16, and 12, they ensure secure and efficient connections. Suitable for military and industrial use, these MIL-DTL-38999 II connectors meet stringent quality standards for durability and reliability.