MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, offering environmental sealing and an operating temperature range from -65 °C to 200 °C. These harsh environment connectors come in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles. Available in aluminum shells with multiple plating options, including RoHS certified finishes, they ensure reliable performance in demanding applications. Utilizing M39029 rear release crimp contacts, these connectors are designed for durability, with gold-plated contacts for enhanced conductivity. Suitable for military and industrial use, they meet stringent MIL-DTL-38999 II specifications for quality and performance.