MIL-DTL-38999 Series I connectors are designed for harsh environments, featuring up to 128 contacts in an insert for robust connectivity. With a wide operating temperature range of -65 °C to 200 °C, these connectors are suitable for demanding applications. Available in various shell sizes and insert arrangements, they offer versatility in installation. The connectors come in high-strength aluminum shells with multiple plating options, including RoHS-certified finishes for environmental compliance. Ideal for military and industrial use, these receptacles ensure reliable performance in rugged conditions.