MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With an operating temperature range of -65 °C to 200 °C, these connectors offer reliable performance in extreme conditions. Available in various mounting styles such as front wall mount, rear wall mount, jam nut, and box mount, they cater to diverse application needs. 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 connections. Suitable for military and industrial use, these connectors are built to withstand rigorous environments, meeting MIL-DTL-38999 II specifications.