MIL-DTL-38999 Series II connectors offer rugged performance with up to 128 contacts in an insert, ideal for harsh environments. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they ensure secure connectivity. The connectors, in aluminum shells with RoHS-certified finishes, are designed for durability, with operating temperatures ranging from -65 °C to 200 °C. Utilizing M39029 rear release crimp contacts, they guarantee reliable connections. With gold-plated contacts and electroless nickel coating, they provide excellent conductivity and corrosion resistance. Suitable for military and industrial applications, these connectors meet stringent quality standards for performance and reliability.