The APC Replacement Battery Cartridge #11 (RBC11) is an essential component for maintaining uninterrupted power protection across a wide range of APC Smart-UPS models. Designed specifically for high-capacity units including the SU2200 and SU3000 series, this lead-acid battery cartridge ensures your critical networking infrastructure—from UniFi servers and Cloud Keys to switches and gateways—remains operational during power outages. With comprehensive compatibility across rackmount and tower configurations, the RBC11 delivers reliable backup power for professional installations.

• Broad Compatibility: Works with SU1400RMXLINET, SU2200I, SU2200INET, SU2200RMI, SU2200RMINET, SU2200RMXLINET, SU2200XLI, SU2200XLINET, SU24XLBP, SU3000I, SU3000INET, SU3000RMI, SU48BP, SU48RMXLBP, and SU48XLBP models
• Complete Installation Kit: Includes all required connectors, installation guide, battery recycling information, and reusable packaging for hassle-free replacement
• Professional-Grade Reliability: Operates in temperatures from 0-40°C with up to 95% relative humidity, suitable for demanding IT environments
• 2-Year Warranty: Backed by manufacturer warranty for peace of mind and long-term value

Regular battery replacement is crucial for maintaining UPS effectiveness, as battery performance naturally degrades over time. The RBC11 features a standalone battery stack design with two separate battery cells, making it straightforward to service your UPS without specialized tools or extensive downtime. For businesses and IT professionals running UniFi infrastructure or other critical network equipment, maintaining fresh backup batteries ensures continuous protection and prevents unexpected data loss or system interruptions during power events.