MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, ideal for harsh environments with operating temperatures ranging from -65 °C to 200 °C. Available in various mounting styles including front and rear wall mount, jam nut, and box mount receptacles, these connectors offer versatility in installation. With options for straight, RFI grounding, and standard plugs, they accommodate different cable clamp orientations. Compliant with military specification MIL-DTL-38999 II, they guarantee reliability and performance. Constructed with aluminum shells and offering plating choices such as gold and electroless nickel, these connectors ensure durability and conductivity. Suitable for applications requiring environmental resistance, they are designed for 500 mating cycles and meet stringent quality standards.