APC RBC57 Replacement Battery Cartridge Reliable UPS Backup

APC RBC57 Replacement Battery Cartridge for Smart-UPS

Overview

The APC RBC57 is a sealed lead-acid replacement battery cartridge designed for select APC Smart-UPS units. IT administrators and data center engineers use this cartridge to maintain uninterrupted runtime for servers, networking devices, and storage systems during utility outages. The RBC57 ensures critical equipment continues operating when the original UPS battery reaches end-of-life, allowing controlled shutdowns and preventing unplanned downtime.

This battery cartridge provides a nominal 12V DC output and supports hot-swappable replacement, enabling battery servicing without powering down the connected UPS or devices. Once installed, compatible Smart-UPS models recognize the cartridge automatically and integrate it into runtime monitoring, battery health reporting, and end-of-life alerts.

The RBC57 is suitable for rack-mounted and tower UPS configurations, typically deployed in server rooms, branch offices, and edge computing locations. Its compact design ensures easy insertion and secure connection within the UPS chassis while preserving airflow and clearance.

UPS monitoring interfaces provide real-time status, including runtime estimation, battery condition, and maintenance notifications. This facilitates proactive replacement scheduling and reduces the risk of unexpected UPS failure.

The RBC57 is not compatible with non-APC UPS systems, high-voltage industrial units, or UPS models requiring alternate battery chemistries. Environments requiring extended runtime should consider multiple battery cartridges or external battery packs compatible with higher-capacity Smart-UPS models.

Key Features

• 12V DC sealed lead-acid replacement battery
• Hot-swappable for uninterrupted UPS operation
• Compatible with Smart-UPS 500–1000VA models
• Automatic recognition and runtime monitoring by UPS
• Compact form factor for rack and tower UPS units

Technical Specifications