MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert for secure connectivity. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for demanding applications. Available in various mounting styles, including front wall mount, rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The connectors come in aluminum shells with options for plating, such as cadmium-free finishes, ensuring durability and compliance with RoHS standards. Utilizing M39029 rear release crimp contacts, they guarantee reliable performance. Ideal for military and industrial use, these connectors provide a rugged and dependable solution for critical electrical connections.