Apc replacement battery cartridge 17r r compatibilityr r guaranteed ups compatibilityr tested and approved to restore the performance of your apc ups maintains ups safety certifications ul vde csa and lifetime equipment protection policy as applicabler r long battery lifer designed by apc by schneider electric exclusively for apc upss for complete compatibility with the intelligent battery management system r r conveniencer r fully assembled for easy hot swap installationr apc rbcs