MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in a single insert. With an operating temperature range of -65°C to 200°C, these connectors are sealed to protect against environmental factors. Available in various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they provide flexibility for installation. Featuring aluminum shells with multiple plating options including cadmium-free finishes, these connectors ensure reliable performance. Utilizing M39029 rear release crimp contacts, they guarantee secure connections in applications requiring durability. Suitable for military and industrial use, these connectors are ideal for demanding environments where reliability is crucial.