MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in an insert, designed for harsh environments. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they provide versatility in installation. These connectors, compliant with military specification MIL-DTL-38999 II, are built to withstand extreme temperatures ranging from -65 °C to 200 °C. With durable aluminum shells and a range of plating options including gold and electroless nickel, they ensure reliable conductivity and protection against environmental factors. Ideal for military and aerospace applications, these connectors guarantee secure and efficient electrical connections in demanding settings.