The MIL-DTL-38999 Series I connectors are designed for rugged environments, featuring up to 128 contacts in a sealed insert. With a wide operating temperature range from -65°C to 200°C, these connectors ensure reliable performance in harsh conditions. Available in various shell sizes and insert arrangements, they offer flexibility for different applications. The connectors come in high-strength aluminum shells with options for RoHS-certified finishes, including cadmium-free coatings. Suitable for military and industrial use, they meet stringent standards for durability and reliability. With options for wall mount and jam nut receptacles, as well as RFI grounding plugs, they provide versatile connectivity solutions.