MIL-DTL-38999 Series II connectors, known for their durability and versatility, feature up to 128 contacts enclosed in a rugged insert. Designed for harsh environments, these connectors are environmentally sealed, ensuring reliable performance in extreme conditions with an operating temperature range of -65 °C to 200 °C. Available in various configurations including front wall mount, rear wall mount, jam nut, and box mount receptacles, they offer flexibility for diverse applications. The connectors, crafted from aluminum, come in different shell sizes and insert arrangements, accommodating M39029 rear release crimp contacts. With options for RoHS compliant finishes, such as cadmium-free coatings, these connectors meet stringent environmental standards. Perfect for military and industrial use, MIL-DTL-38999 Series II connectors provide secure and efficient electrical connections.