The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With environmental sealing and an operating temperature range from -65°C to 200°C, they offer reliable performance in extreme conditions. Available in various configurations including front and rear wall mounts, jam nut, and box mounts, these connectors ensure versatile installation options. Compliant with military specification MIL-DTL-38999 II, they guarantee high-quality standards for aerospace and defense applications. The aluminum shells come with a choice of plating options, including cadmium-free finishes for RoHS compliance. With gold-plated removable crimp contacts and bayonet coupling, these connectors provide secure and durable electrical connections, making them ideal for demanding environments.