MIL-DTL-38999 Series II connectors offer robust performance with up to 128 contacts in an insert, designed for harsh environments. Featuring various mounting options like front wall, rear wall, and jam nut receptacles, they ensure secure connectivity. These connectors, compliant with military specification MIL-DTL-38999 II, are crafted from durable aluminum with multiple plating choices for enhanced corrosion resistance. With a wide operating temperature range from -65°C to 200°C, they are suitable for demanding applications. Utilizing M39029 rear release crimp contacts, they guarantee reliable connections. Ideal for military and aerospace use, these connectors provide EMI/RFI shielding and are available in RoHS compliant finishes, ensuring performance and environmental safety.