The MIL-DTL-38999 Series II connectors are designed for harsh environments, featuring up to 128 contacts sealed within an insert. With an impressive operating temperature range from -65 °C to 200 °C, these connectors are perfect for demanding applications. Available in various configurations such as front and rear wall mount, jam nut, and box mount receptacles, they offer versatility in installation. Constructed with aluminum shells and offering options for plating, including cadmium-free finishes, these connectors ensure durability and reliability. Meeting military specifications, they provide a secure connection with gold-plated contacts, suitable for use in aerospace, defense, and industrial settings.