MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert and offering reliable performance in temperatures ranging from -65 °C to 200 °C. With various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, these connectors provide versatility in installation. The plugs, available in straight, RFI grounding, and standard configurations with 90-degree cable clamps, cater to diverse connectivity needs. Compliant with military specification MIL-DTL-38999 II, they ensure durability and performance in demanding applications. Crafted from aluminum, these connectors come in different plating options including electroless nickel and cadmium finishes, with RoHS-certified alternatives available. Suitable for use in environments requiring high reliability, they offer excellent conductivity and environmental resistance, making them ideal for military, aerospace, and industrial applications.