MIL-DTL-38999 Series II connectors are designed for harsh environments, offering up to 128 contacts in an insert. With front wall mount, rear wall mount, jam nut, and box mount receptacles, they provide versatility in installation. Featuring aluminum shells and multiple plating options, including cadmium-free finishes, they ensure durability and environmental resistance. These connectors, compliant with military specification MIL-DTL-38999 II, are ideal for applications where reliability is paramount, with an operating temperature range of -65°C to 200°C. The straight plug configuration with removable crimp contacts, gold plating, and EMI/RFI shielding, guarantees secure and high-quality connections. Suitable for various industries, from aerospace to telecommunications, these connectors offer a service rating of Class E and are tested for 500 mating cycles, ensuring long-term performance in demanding conditions.