MIL-DTL-38999 Series II connectors are designed for rugged environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65 °C to 200 °C, these connectors are built to withstand extreme conditions. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The connectors come in aluminum shells with options for different plating finishes, ensuring durability and reliability. Meeting military specification MIL-DTL-38999 II, they are ideal for applications requiring secure and high-performance electrical connections.