MIL-DTL-38999 Series II connectors are designed for rugged environments, boasting up to 128 contacts in a sealed insert. With an impressive operating temperature range of -65 °C to 200 °C, these connectors offer reliability in extreme conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. Featuring aluminum shells with plating options such as cadmium and nickel, they ensure durability and performance. Utilizing M39029 crimp contacts, these connectors guarantee secure connections. Ideal for military and industrial applications, they meet stringent standards for environmental resistance.