MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, designed for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mounting options including wall mount, jam nut, and box mount receptacles, these connectors offer versatility in installation. Utilizing M39029 rear release crimp contacts, they ensure secure connections with sizes ranging from 22D to 12. Constructed with aluminum shells and offering plating options such as gold and electroless nickel, they provide reliable conductivity. Meeting military specification MIL-DTL-38999 II, these connectors are ideal for applications requiring rugged and high-performance connectivity.