MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various configurations like front wall mount, rear wall mount, jam nut, and more, these connectors ensure versatility in application. With 9 shell sizes and 52 insert arrangements, they offer flexibility for different connection needs. Constructed with aluminum shells and a range of plating options, including RoHS certified finishes, they guarantee durability and reliability. The connectors, complying with military specification MIL-DTL-38999 II, are ideal for demanding environments where secure and efficient electrical connections are crucial.