MIL-DTL-38999 Series II connectors are engineered for rugged environments, offering reliable performance with up to 128 contacts in an insert. These environmentally sealed connectors boast a wide operating temperature range from -65 °C to 200 °C. Available in various configurations, including front wall mount, rear wall mount, jam nut, rear box mount, and front box mount receptacles, they cater to diverse installation needs. The connectors feature thin walls and restricted lengths, ensuring efficient space utilization. With options for straight, RFI grounding, and standard plugs, each connector is designed for optimal cable management. Compliant with military specification MIL-DTL-38999 II, these connectors guarantee robust construction and high durability. Crafted from aluminum shells and offering plating choices such as gold, electroless nickel, and cadmium-free finishes, they prioritize performance and environmental responsibility. Suitable for harsh conditions, these connectors excel in applications requiring secure and efficient electrical connections.