MIL-DTL-38999 Series II connectors boast exceptional durability and versatility for demanding applications. With up to 128 contacts housed in a rugged insert, these connectors offer reliable performance in harsh environments, operating seamlessly in temperatures ranging from -65 °C to 200 °C. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse connectivity needs. Featuring RoHS compliant finishes and utilizing M39029 rear release crimp contacts, these connectors ensure both environmental responsibility and optimal signal integrity. Crafted with aluminum shells and offering plating options like electroless nickel and cadmium finishes, they guarantee long-lasting functionality. Suitable for military and industrial use, the MIL-DTL-38999 II connectors are a dependable choice for critical electrical connections.