MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an environmentally sealed insert. With a wide operating temperature range from -65°C to 200°C, these connectors offer reliable performance in extreme conditions. Available in various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they provide versatility for different applications. The connectors are constructed with aluminum shells and offer multiple plating options including cadmium-free finishes, ensuring compliance with RoHS regulations. With gold-plated removable crimp contacts, they guarantee excellent conductivity and mating durability. Suitable for military and industrial use, these connectors are built to withstand rugged environments, meeting the stringent MIL-DTL-38999 II specifications.