. APC RBCs are safe reliable and contain a minimum number of connections saving valuable time. Because APC RBCs are hot-swappable no network downtime is required in order to install themKey Product Info . Hot-swappable batteriesGuaranteed UPS compatibilityLong battery lifeFully assembled for easy hot-swap installation Product Features Hot-swappable batteriesEnsures clean uninterrupted power to protected equipment while batteries are being replaced. Guaranteed UPS compatibilityTested and approved to restore the performance of your APC UPS. Maintains UPS safety certifications (UL VDE CSA) and lifetime equipment protection policy (as applicable). Long battery lifeDesigned by APC by Schneider Electric exclusively for APC UPS\'s for complete compatibility with the intelligent battery management system. Fully assembled for easy hot-swap installationAPC RBCs are safe reliable and contain a minimum number of connections saving valuable time. Because APC RBCs are hot-swappable no network downtime is required in order to install them. What\'s in the box? . All required connectors Battery recycling guide Installation guide Reusable packaging