The MIL-DTL-38999 Series II connectors are designed for harsh environments with up to 128 contacts in an insert. Environmentally sealed and operating in temperatures ranging from -65°C to 200°C, these connectors offer durability and reliability. Featuring various mounting options like front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. Available in aluminum shells with plating options including cadmium-free finishes, they ensure high performance and compliance. With removable crimp contacts and EMI shielding, they guarantee secure connections in military and industrial applications.