The MIL-DTL-38999 Series II connectors offer exceptional performance in harsh environments, featuring up to 128 contacts in an insert with environmental sealing. These connectors operate reliably in temperatures ranging from -65 °C to 200 °C, making them ideal for a wide range of applications. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount, they provide flexibility in installation. With options for straight, RFI grounding, and standard plugs, as well as a variety of plating finishes including gold and electroless nickel, these connectors ensure secure and durable connections. Designed to meet military specifications, they guarantee reliability and longevity, with RoHS compliant finishes available for environmentally conscious applications.