The MIL-DTL-38999 Series II connectors are designed for harsh environments, offering robust performance with up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for demanding applications. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they provide flexibility in installation. Featuring M39029 rear release crimp contacts, these connectors ensure secure and reliable connections. Constructed from aluminum with plating options including cadmium and nickel, they offer enhanced durability. The 37-contact version, with gold-plated contacts, is ideal for military and aerospace applications. RoHS compliant finishes are also available. Trust in the MIL-DTL-38999 Series II connectors for high-performance connectivity in critical environments.