Upgrade your power protection system with the APC Schneider Electric APCRBC133 Replacement Battery Cartridge. This top-of-the-line battery is specifically designed to keep your devices running smoothly in case of a power outage. It is compatible with APC brand power protection systems and is perfect for all of your computer, tablet, and networking needs. With this replacement battery cartridge, you can rest assured that your devices will always be ready to go.