The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 gold-plated contacts housed in a rugged aluminum shell. With a wide operating temperature range from -65°C to 150°C, they ensure reliable performance in extreme conditions. Available in various mounting styles, including wall mount and box mount receptacles, these connectors offer versatility in installation. Utilizing M39029 rear release crimp contacts, they guarantee secure and efficient connections. The environmentally sealed design, along with options for RoHS compliant finishes, make them ideal for military and industrial applications requiring durability and reliability.