MIL-DTL-38999 Series II connectors offer high-performance connectivity with up to 128 contacts in an environmentally sealed insert. Designed for harsh environments, they boast a wide operating temperature range from -65 °C to 200 °C. Available in various mounting styles such as front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse installation needs. Featuring thin walls and restricted lengths, these connectors ensure efficient space utilization. With options for straight, RFI grounding, and standard plugs, they offer versatility for different applications. Crafted from durable aluminum with various plating options including cadmium-free finishes, these connectors prioritize both performance and environmental compliance. Suitable for military and industrial applications, their reliability is underscored by their MIL-DTL-38999 II certification.