MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts 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. Featuring various mounting options such as front wall mount, rear wall mount, jam nut, and box mount receptacles, they provide flexibility in installation. Available in aluminum shells with plating options including cadmium and nickel, these connectors ensure reliable performance. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. With a rugged construction and RoHS compliant finishes, they meet the stringent requirements of military and industrial standards.