This new replacement sealed lead acid battery from eReplacements is 100% compatible with your APC. eReplacements sealed lead acid batteries will meet or exceed the original APC battery specifications because they are manufactured for high performance using the most up to date safety and engineering control standards. Sealed lead acid batteries require that you use them regularly or they will lose their ability to hold a charge so be sure to use your APC regularly to keep your battery fully charged or purchase a trickle charger for them.