MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, designed for harsh environments with an operating temperature ranging from -65°C to 200°C. Available in various styles including front and rear wall mount, jam nut, and box mount receptacles, these connectors are well-suited for military and aerospace applications. With a range of plating options such as gold, electroless nickel, and cadmium finishes, they ensure reliable conductivity and durability. Compliant with RoHS standards, they offer versatility and performance in demanding environments.