Introducing MIL-DTL-38999 Series II connectors, designed for rugged environments with up to 128 contacts housed in a secure insert. These connectors are built to withstand extreme temperatures ranging from -65 °C to 200 °C, ensuring reliable performance in harsh conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer flexibility for different applications. Featuring thin-walled construction and utilizing M39029 rear release crimp contacts, these connectors guarantee efficient signal transmission. Crafted from durable aluminum with a choice of plating options, they provide excellent corrosion resistance. RoHS compliant finishes are also available. Ideal for military and industrial use, these connectors meet MIL-DTL-38999 II standards, offering superior reliability and durability.