MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts sealed for protection. With an operating temperature range from -65 °C to 200 °C, these connectors offer reliability in extreme conditions. Available in various mounting styles like front and rear wall mount, jam nut, and box mount, they cater to diverse installation needs. The aluminum shells come with plating options such as cadmium and nickel, ensuring durability. Utilizing M39029 crimp contacts, these connectors provide secure connections. With RoHS compliant finishes, they meet environmental standards while delivering high performance for military and industrial applications.