APC RBC34 – Replacement Battery Cartridge 6V 9Ah

Overview

The APC RBC34 is a sealed lead-acid replacement battery cartridge designed for APC Smart-UPS rackmount systems. It is used by IT teams and infrastructure operators to restore original UPS runtime and maintain reliable backup power for critical loads.

This cartridge uses a multi-cell configuration built around 6V 9Ah batteries, delivering approximately 84VAh total energy capacity. It comes fully assembled with internal wiring and connectors, ensuring proper integration with APC’s intelligent battery management system. The unit supports hot-swappable replacement, allowing installation without shutting down connected equipment.

It is typically deployed in 1U rack-mounted UPS systems such as SUA750RMI1U and SUA1000RMI1U in server rooms and network closets. The enclosed cartridge design simplifies maintenance and reduces installation errors.

This unit is strictly designed for compatible APC UPS models. It should not be used in third-party systems or as a loose battery replacement, as performance and safety rely on APC-certified cartridge integration.

Key Features

• 6V 9Ah SLA cells with ~84VAh capacity Hot-swappable design avoids downtime Fully assembled cartridge simplifies install Designed for APC Smart-UPS compatibility 3–5 year expected battery service life