MIL-DTL-38999 Series II connectors offer rugged performance with up to 128 contacts, designed for harsh environments. Featuring a wide operating temperature range from -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various shell sizes and insert arrangements, they provide flexibility in design. The connectors are environmentally sealed and come in different mounting options such as front and rear wall mount, jam nut, and box mount receptacles. With aluminum shells and multiple plating options including electroless nickel, they ensure reliable conductivity and durability. Perfect for military and industrial use, these connectors meet stringent performance standards.