MIL-DTL-38999 Series I connectors are designed for demanding environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors provide reliable performance in extreme conditions. Available in various shell sizes and insert arrangements, they offer flexibility for different applications. The high-strength aluminum shells come with a choice of plating options, including RoHS-certified cadmium-free finishes. Designed for military specifications, these connectors are ideal for aerospace, defense, and other rugged applications requiring secure and durable electrical connections.