Overview The APC APCRBC124 is a replacement battery cartridge designed to restore the original runtime and reliability of compatible APC uninterruptible power supplies (UPS). Featuring a 9 Ah capacity and 24 V output, this valve-regulated lead-acid battery ensures your UPS can maintain power to connected devices during outages. Its hot swappable design allows for easy installation without interrupting your equipment’s operation, making it a practical choice for home offices, small businesses, and IT environments. Key features Valve-regulated lead-acid battery cartridge providing stable and reliable power backup Hot swappable design enables replacement without shutting down the UPS or connected devices Fully assembled with wiring harness and connectors for straightforward installation Expected service life of three to five years, reducing the frequency of replacements Compatible with multiple APC UPS models including Back-UPS BR1300G, BR1500G, and Smart-UPS SMC1000-2U Includes a battery recycling guide and reusable packing to support responsible disposal Backed by a two-year warranty for repair or replacement, ensuring long-term support Tested and approved to meet international safety standards for dependable performance Key specs Battery type: valve-regulated lead-acid Capacity: 9 Ah Voltage: 24 V Compatibility: APC Back-UPS BR1300G, BR1500G, Smart-UPS SMC1000-2U, and other RBC124-compatible models Service life: 3 to 5 years Warranty: 2 years Installation and setup Installation is designed to be simple and user-friendly. The battery cartridge comes fully assembled with all necessary wiring and connectors, so you only need to slide it into the UPS battery compartment and secure it. Because it supports hot swapping, you can replace the battery without powering down your UPS or interrupting your connected equipment, minimizing downtime and maintaining continuous protection. Ideal uses and environments This battery cartridge fits well in a variety of settings. It is suitable for home offices protecting desktop computers, modems, and routers, as well as small businesses that need to keep point-of-sale systems and credit card terminals operational during power interruptions. IT teams can also rely on it to refresh UPS units supporting network switches, security cameras, or entry-level servers in branch offices without shutting down critical infrastructure.