MIL-DTL-38999 Series II connectors offer robust connectivity with up to 128 contacts in an insert, designed for harsh environments. Featuring various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they ensure versatile installation. These connectors, compliant with military specification MIL-DTL-38999 II, are crafted for reliability, with a wide operating temperature range of -65 °C to 200 °C. The aluminum shells, available in different plating options including cadmium-free finishes, guarantee durability. With RoHS certification, they meet environmental standards, making them ideal for demanding applications in aerospace, defense, and industrial sectors.