MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts in an insert. With a wide operating temperature range from -65 °C to 200 °C, these connectors are ideal for demanding applications. Available in various mounting styles, including front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. The connectors come in aluminum shells with options for plating, such as gold and electroless nickel, ensuring reliable conductivity. Meeting military specification MIL-DTL-38999 II, they guarantee performance and durability in rugged conditions. Suitable for use in environments requiring RoHS compliance, these connectors are a reliable choice for industrial and military applications.