Experience robust connectivity with MIL-DTL-38999 Series I connectors, designed for demanding environments. These circular connectors feature up to 128 contacts housed in a secure insert, ensuring reliable performance under extreme conditions. With a wide operating temperature range of -65 °C to 200 °C, they are suitable for a variety of applications. Available in various shell sizes and insert arrangements, including front and rear wall mount options, as well as jam nut receptacles, these connectors offer flexibility in installation. Crafted from high-strength aluminum and with multiple plating options, such as electroless nickel and cadmium-free finishes, they guarantee durability and corrosion resistance. Ideal for military and industrial use, MIL-DTL-38999 Series I connectors provide efficient and secure electrical connections in the harshest of environments.