MIL-DTL-38999 Series II connectors feature up to 128 contacts for versatile connectivity in harsh environments. With an operating temperature range of -65 °C to 200 °C, these connectors are built to withstand extreme conditions. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, they offer flexibility in installation. The connectors come in 9 shell sizes and 52 insert arrangements, accommodating different contact sizes. Constructed with aluminum shells and offering plating options such as electroless nickel and cadmium finishes, they ensure durability and reliability. Designed for military specifications, these connectors are ideal for applications requiring rugged and secure electrical connections.