The MIL-DTL-38999 Series II connectors set a high standard for reliability in harsh environments, offering up to 128 contacts in a single insert. Designed for durability, they feature a wide operating temperature range from -65°C to 200°C and are environmentally sealed. These connectors come in various configurations, including front and rear wall mount, jam nut, and box mount receptacles. With options for straight, RFI grounding, and 90-degree cable clamp plugs, they cater to diverse connectivity needs. Featuring aluminum shells with plating choices like electroless nickel and cadmium finishes, they ensure long-lasting performance. Compliant with military specification MIL-DTL-38999 II, these connectors are ideal for demanding applications that prioritize ruggedness and reliability.