MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for robust performance in harsh environments. With an operating temperature range from -65 °C to 200 °C, these connectors offer reliable connectivity in extreme conditions. Available in various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. The connectors, compliant with military specification MIL-DTL-38999 II, boast a sturdy aluminum shell with options for different plating finishes, including RoHS-certified cadmium-free variants. Utilizing M39029 rear release crimp contacts, they ensure secure connections in applications requiring durability and high performance. Ideal for military, aerospace, and industrial use, these connectors deliver exceptional conductivity and ingress protection for demanding environments.