MIL-DTL-38999 Series II connectors offer exceptional performance in harsh environments with up to 128 contacts in a sealed insert. Operating between -65 °C and 200 °C, these connectors come in various styles including front and rear wall mount, jam nut, and box mount receptacles. Featuring a range of plating options such as cadmium and nickel, they ensure reliable conductivity. With RoHS certified finishes available, they meet stringent environmental standards. Perfect for military and industrial applications, these connectors provide durability and high mating cycle life.