MIL-DTL-38999 Series II connectors offer a robust solution for harsh environments, featuring up to 128 contacts in an insert. With front and rear wall mount options, as well as jam nut and box mount receptacles, they provide versatility in installation. These connectors, made of aluminum with various plating options, ensure reliable performance in a wide range of applications. Operating between -65 °C and 200 °C, they meet stringent military specifications for durability and environmental sealing. With M39029 rear release crimp contacts in multiple sizes and configurations, they offer flexibility for different contact arrangements. RoHS compliant finishes are available, making them suitable for diverse industries.