The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With an operating temperature range of -65°C to 200°C, they provide reliable performance in extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, these connectors offer versatility in installation. Constructed with aluminum shells and offering multiple plating options, they ensure durability and corrosion resistance. Utilizing M39029 rear release crimp contacts, they guarantee secure connections. Certified for RoHS compliance, these connectors are ideal for military, aerospace, and industrial applications requiring rugged and high-performance connectivity solutions.