MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts, designed for harsh environments. Featuring a wide operating temperature range of -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various configurations including front wall mount, rear wall mount, and jam nut receptacles, they ensure versatile installation options. With 52 insert arrangements and M39029 rear release crimp contacts, these connectors provide reliable signal transmission. Constructed with aluminum shells and offering plating options like electroless nickel and cadmium finishes, they guarantee durability and corrosion resistance. Meeting military specification MIL-DTL-38999 II, these connectors are RoHS compliant, making them suitable for environmentally conscious projects.