The MIL-DTL-38999 Series II connectors are designed for rugged environments, offering up to 128 contacts in a single insert. These connectors are sealed to protect against environmental factors, with an impressive operating temperature range of -65 °C to 200 °C. Available in various mount types including front and rear wall mount, jam nut, and box mount receptacles, they ensure versatile installation options. Featuring aluminum shells with multiple plating choices, such as gold and electroless nickel, these connectors guarantee reliable performance. With RoHS compliant finishes available, they meet modern environmental standards. Ideal for military and industrial applications, each connector undergoes rigorous testing to ensure durability, making them a dependable choice for demanding environments.