MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mount types such as front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The connectors, made of aluminum, come in different plating options including cadmium and nickel finishes. With RoHS certified cadmium-free options, they ensure environmental compliance. Engineered for reliability, these connectors are suitable for military, aerospace, and industrial use.