MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range from -65 °C to 200 °C, these connectors are highly versatile. Available in various shell sizes and insert arrangements, they offer flexibility for different applications. The connectors come in high-strength aluminum shells with plating options including cadmium and nickel. With RoHS-certified finishes available, they meet environmental standards. Suitable for military and industrial use, these connectors are reliable and durable, ensuring secure electrical connections in demanding conditions.