MIL-DTL-38999 Series II connectors are robust and reliable, offering up to 128 contacts within an insert. Designed for harsh environments, they are environmentally sealed and can operate in temperatures ranging from -65 °C to 200 °C. Available in various mounting options such as front wall mount, rear wall mount, jam nut, and box mount receptacles, these connectors are versatile. With options for straight, RFI grounding, and standard plugs, they cater to different installation requirements. Utilizing M39029 rear release crimp contacts, they ensure secure connections. Made with aluminum shells and offering multiple plating choices including cadmium-free finishes, they provide durability and longevity. Ideal for military and industrial applications, these connectors are essential for maintaining reliable electrical connections in challenging conditions.