The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts housed in an environmentally sealed insert. With an impressive operating temperature range of -65 °C to 200 °C, these connectors offer reliability in extreme conditions. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount, they cater to diverse installation requirements. The connectors come in aluminum shells with a choice of plating options including cadmium-free finishes, ensuring compliance with RoHS regulations. Utilizing M39029 rear release crimp contacts, they offer secure connections in sizes 22D, 22M, 22, 20, 16, and 12. Whether for military or industrial applications, these MIL-DTL-38999 II connectors, with gold-plated removable crimp contacts, guarantee robust performance with 500 mating cycles and conductive reliability.