MIL-DTL-38999 Series II connectors offer robust performance in harsh environments with up to 128 contacts in an insert. Designed for durability, they are environmentally sealed and can operate in temperatures ranging from -65°C to 200°C. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, these connectors provide versatility for different applications. Available in aluminum shells with a choice of plating options, including cadmium-free finishes, they ensure reliable connectivity while meeting stringent military specifications. With gold-plated contacts and EMI/RFI shielding, they offer excellent signal integrity and conductivity. Suitable for demanding environments, these connectors are ideal for aerospace, defense, and industrial applications.