MIL-DTL-38999 Series II connectors feature up to 128 contacts in an environmentally sealed insert, ideal for harsh environments with an operating temperature range of -65 °C to 200 °C. Available in various mounting options including front and rear wall mount, jam nut, and box mount receptacles, these connectors offer versatility. With options for straight, RFI grounding, and 90-degree cable clamp plugs, they cater to diverse connectivity needs. Compliant with military specifications, these connectors boast durable aluminum shells with plating choices like gold, electroless nickel, and cadmium-free finishes. Built for reliability, they ensure 500 mating cycles and are suitable for environment-resistant applications.