MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts within an insert for versatile connectivity. With a wide operating temperature range of -65 °C to 200 °C, these connectors ensure reliable performance in extreme conditions. Available in various configurations such as front and rear wall mount, jam nut, and box mount receptacles, they offer flexibility for different applications. Constructed with aluminum shells and offering a choice of plating options including cadmium-free finishes, they meet stringent quality standards. Equipped with Removable Crimp Contacts and featuring EMI/RFI shielding, these connectors provide secure and high-performance connections. With a service rating of II and a mating life of 500 cycles, they are suitable for demanding military and aerospace applications.