MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts within an insert. These connectors are environmentally sealed and can operate in temperatures ranging from -65 °C to 200 °C. 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 electroless nickel and cadmium finishes. With options for wall mounting, jam nut receptacles, and RFI grounding plugs, they cater to diverse connectivity needs. Suitable for military and industrial use, they ensure reliable performance in demanding conditions.