The MIL-DTL-38999 Series I connectors offer high-performance connectivity in harsh environments, featuring up to 128 contacts in a sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various shell sizes and insert arrangements, they utilize M39029 rear release crimp contacts for reliable connections. The connectors come in durable aluminum shells with plating options including cadmium and nickel, ensuring corrosion resistance. Meeting military specification MIL-DTL-38999 I, they are designed for rugged use, making them ideal for demanding industrial and military settings.