MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. These connectors are environmentally sealed and can operate in temperatures ranging from -65 °C to 200 °C. Available in various mounting styles such as front wall, rear wall, jam nut, and box mount, they offer versatility in installation. With options for straight, RFI grounding, and standard plugs, as well as a range of shell sizes and insert arrangements, these connectors accommodate diverse connectivity needs. Constructed with durable aluminum shells and offering multiple plating choices, including RoHS compliant finishes, they ensure reliability in demanding applications. Suitable for military and industrial use, the MIL-DTL-38999 Series II connectors provide secure and efficient electrical connections in challenging conditions.