The MIL-DTL-38999 Series II connectors, designed for harsh environments, offer reliable connectivity with up to 128 contacts in an insert. These environmentally sealed connectors have a wide operating temperature range from -65 °C to 200 °C, making them suitable for various applications. Available in different mounting options including front wall mount, rear wall mount, jam nut, and box mount receptacles, they ensure versatile installation. With various plating options such as electroless nickel and cadmium finishes, they meet different industry requirements. Featuring removable crimp contacts and bayonet coupling, these connectors guarantee secure and efficient connections. Made of durable aluminum, they are built to withstand tough conditions, with a service rating of Class II. Compliant with military specification MIL-DTL-38999 II, these connectors are essential for demanding environments where reliable performance is crucial.