MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. These connectors are environmentally sealed, with an operating temperature range from -65°C to 200°C. Available in various configurations including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility for different applications. The connectors are made of durable aluminum shells and come with a range of plating options, including cadmium-free finishes. With MIL-DTL-38999 II certification, they guarantee reliability and performance in military and aerospace applications.