The MIL-DTL-38999 Series II connectors, known for their robust design, feature up to 128 contacts housed in a sealed insert, ensuring reliable performance in harsh environments. With an impressive operating temperature range of -65°C to 200°C, these connectors offer exceptional durability. Available in various mounting options such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. The connectors, crafted from aluminum, come with an array of plating options, including gold, electroless nickel, and cadmium-free finishes, meeting RoHS compliance standards. Designed for military and aerospace applications, these connectors guarantee secure and efficient electrical connections, making them a vital component in mission-critical systems.