MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts within a sealed insert. With a wide operating temperature range from -65 °C to 200 °C, they offer reliable performance in harsh conditions. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, these connectors meet diverse application needs. The connectors, made of aluminum, come in different plating options including cadmium and nickel for corrosion resistance. With RoHS compliant finishes, they ensure environmental safety. Ideal for military and industrial use, these connectors provide secure and efficient electrical connections.