MIL-DTL-38999 Series II connectors offer reliable performance in harsh environments, featuring up to 128 contacts housed in an environmentally sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors are suitable for a wide range of applications. Available in various mounting styles such as front wall mount, rear wall mount, jam nut, rear box mount, and front box mount receptacles, they provide flexibility in installation. The connectors come in aluminum shells with options for plating, including cadmium-free finishes. Utilizing M39029 rear release crimp contacts, they ensure secure and efficient connectivity. Designed to military specifications, these connectors guarantee durability and performance, making them ideal for demanding industrial and aerospace environments.