Overview The APC APCRBC117US is a replacement battery cartridge designed to restore the backup power capacity of compatible APC UPS systems. It uses reliable lead-acid chemistry to deliver 120 volts, ensuring that critical equipment such as servers, network devices, and home office electronics remain protected during power outages. The cartridge is fully enclosed and hot-swappable, allowing for easy installation without interrupting UPS operation. Key features Hot-swappable design enables battery replacement without shutting down connected equipment, minimizing downtime. Pre-wired connectors and a clear installation guide simplify the replacement process for technicians and everyday users alike. Fully enclosed cartridge protects internal components during handling and installation, enhancing safety and durability. Compact dimensions and weight allow it to fit neatly into the UPS bay without the need for additional rack-mount hardware. Reusable shipping carton supports convenient returns or recycling, promoting sustainability and ease of handling. Key specs Battery type: lead-acid Voltage rating: 120 volts Dimensions: 3 inches (height) x 8 inches (width) x 23 inches (depth) Weight: 49 pounds Installation and setup Installation is straightforward thanks to the cartridge’s factory-installed connectors and step-by-step guide. The hot-swappable feature means you can replace the battery while the UPS remains online, avoiding any interruption to your power protection. This makes it a practical choice for environments where continuous uptime is critical. Ideal uses and environments This replacement battery cartridge is well suited to small business data closets, retail environments with critical systems, and home labs that rely on uninterrupted power. It helps extend the life of your UPS investment by restoring its original backup capacity, ensuring steady and clean power delivery when utility power fails.