The MIL-DTL-38999 Series II connectors are designed for demanding environments, offering up to 128 gold-plated contacts within an insert. With a rugged aluminum shell and various plating options like electroless nickel, they ensure reliable performance in temperatures ranging from -65 °C to 200 °C. These wall-mount receptacles, featuring bayonet coupling, are MIL-DTL-38999 II compliant, meeting stringent military specifications for durability. Utilizing removable crimp contacts, they guarantee secure connections for critical applications, with a service rating of M and 500 mating cycles. RoHS compliant finishes are available, making them suitable for environmentally conscious projects requiring conductivity and ingress protection. Perfect for military, aerospace, and industrial use, these connectors offer proven reliability in harsh conditions.