Fresh Stock compatible replacement battery for APC Back-UPS 550VA BE550G by UPSBatteryCenter UPSBatteryCenter Replacement battery for APC Back UPS 550VA - 100% Compatible Compatible with: BE550G (Check the model # on the back of the UPS) In-Stock and Ready for Immediate Shipment - 1 Year Warranty included! Direct replacement, exact fit, charged, and ready for use. Manufactured & sold exclusively by UPSBatteryCenter