The MIL-DTL-38999 Series II connectors offer exceptional performance in harsh environments, featuring up to 128 contacts within an environmentally sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors are designed for durability. Available in various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they provide versatility for different applications. The connectors come in aluminum shells with plating options including cadmium and nickel, ensuring reliable conductivity. Utilizing removable crimp contacts, they offer ease of maintenance and a long mating life of 500 cycles. These connectors are ideal for military and industrial use, meeting stringent MIL-DTL-38999 II specifications.