MIL-DTL-38999 Series II connectors feature up to 128 contacts housed in an insert, providing reliable connectivity in harsh environments. With an extensive operating temperature range from -65°C to 200°C, these connectors are suitable for a wide range of applications. Available in various mounting styles including front wall mount, rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. Constructed with aluminum shells and offered with different plating options, such as electroless nickel and cadmium-free finishes, they ensure durability and compliance with environmental standards. Utilizing M39029 rear release crimp contacts, these connectors guarantee secure and efficient connections. With their military specification (MIL-DTL-38999 II) and service class E rating, they are designed for demanding industrial and military environments, providing reliable performance in critical applications.