The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range of -65°C to 200°C, these connectors are ideal for demanding applications. Available in various mounting options such as front wall mount, rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The connectors come in aluminum shells with multiple plating options, including cadmium-free finishes for RoHS compliance. Utilizing M39029 rear release crimp contacts, they ensure secure and reliable connections. Perfect for military and industrial use, these connectors guarantee durability and performance in rugged conditions.