MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front wall mount, rear wall mount, jam nut, and more, these connectors offer versatility in installation. Compliant with military specification MIL-DTL-38999 II, they come in aluminum shells with plating options like cadmium and nickel. With RoHS certified finishes, they ensure high performance and durability, making them suitable for a wide range of applications in demanding settings.