The MIL-DTL-38999 Series II connectors offer robust performance in harsh environments, featuring up to 128 contacts in an insert with environmental sealing. Designed for durability, they operate effectively in temperatures ranging from -65 °C to 200 °C. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure secure and reliable connections. With options for straight, RFI grounding, and standard plugs, along with a variety of plating choices including cadmium-free finishes, they meet stringent military specifications for quality and reliability. Suitable for a wide range of applications, these connectors guarantee optimal performance in demanding environments.