MIL-DTL-38999 Series II connectors offer high performance in harsh environments, featuring up to 128 contacts in an insert. Designed for durability, they are environmentally sealed and can operate in extreme temperatures ranging from -65 °C to 200 °C. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, these connectors meet stringent military specifications. With options for straight, RFI grounding, and standard plugs, they accommodate diverse connectivity needs. The aluminum shells come in multiple plating finishes, including RoHS compliant options, ensuring reliable performance in demanding applications.