The MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts sealed within the insert. With an operating temperature range from -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they offer flexibility in design. Made of high-strength aluminum, they ensure durability. The connectors come with different plating options, including cadmium-free finishes, meeting RoHS compliance. With options for front wall mount, rear wall mount, and jam nut receptacles, they provide versatility in installation. Suitable for military and industrial use, these connectors guarantee reliable performance in demanding conditions.