This is a sole source solicitation for the repair and upgrade of two Abaco PPC11ap boards to ensure compatibility with existing systems. The work includes evaluation, repair, and updating to the latest version, with all costs—including shipping to Dahlgren, VA—included in the firm fixed-price quote. The anticipated award date is August 2026. Only authorized resellers providing a Letter of Authorization from the Original Equipment Manufacturer will be considered. Award will be made on a lowest price technically acceptable basis.