MIL-DTL-38999 Series II connectors feature up to 128 contacts in an insert, offering environmental sealing and a wide operating temperature range of -65 °C to 200 °C. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they cater to diverse connectivity needs. With options for straight, RFI grounding, and standard plugs, as well as multiple shell sizes and insert arrangements, these connectors provide flexibility in design. Constructed with aluminum shells and offering various plating choices, such as gold and electroless nickel, they ensure durability and reliability in harsh environments. Compliant with MIL-DTL-38999 II specifications, these connectors are ideal for military, aerospace, and industrial applications requiring secure and efficient electrical connections.