MIL-DTL-38999 Series II connectors are designed for demanding environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, they offer reliable performance in extreme conditions. These connectors come in various configurations such as front and rear wall mount, jam nut, and box mount receptacles, providing flexibility for different applications. Made of durable aluminum, they are environmentally sealed and available with RoHS compliant finishes. Utilizing M39029 rear release crimp contacts, they ensure secure connections, with options for gold contact plating. Ideal for military and industrial use, these connectors meet stringent MIL-DTL-38999 II specifications for quality and performance.