MIL-DTL-38999 Series II connectors feature up to 128 contacts, offering robust environmental sealing for reliable performance in harsh conditions. With an operating temperature range from -65 °C to 200 °C, they are suitable for a wide range of applications. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, these connectors ensure versatility in installation. The connectors come in aluminum shells with plating options such as cadmium-free finishes and electroless nickel, meeting RoHS compliance standards. Utilizing M39029 rear release crimp contacts, they guarantee secure connections in sizes 22D, 22M, 22, 20, 16, and 12. Perfect for military and industrial use, these MIL-DTL-38999 II connectors offer durability and performance with a service life of 500 cycles.