CyberPower RB1290X4B Replacement Battery Cartridge
Overview
The CyberPower RB1290X4B is a replacement battery cartridge designed to restore runtime to CyberPower Uninterruptible Power Supply (UPS) systems experiencing depleted or weak internal batteries. This unit contains four 12V/9Ah sealed lead-acid batteries, engineered to meet or exceed the original specifications for your UPS. It’s a user-installable component for maintaining critical power continuity in environments where equipment uptime is paramount, such as server rooms, network closets, or security monitoring stations.
Compatibility
This battery cartridge is specifically designed for use with CyberPower UPS systems that utilize four 12V/9Ah battery configurations. While direct model compatibility lists are extensive, consult your specific CyberPower UPS model documentation or contact support to confirm if it requires a battery pack of this exact specification (four 12V/9Ah sealed lead-acid cells). It is engineered to be a direct replacement for original equipment manufacturer (OEM) batteries.
Installation Notes
The RB1290X4B features user-replaceable, maintenance-free sealed lead-acid batteries within a leak-proof casing. Installation is straightforward for trained personnel, typically requiring basic tools to access the UPS battery compartment. Operating temperature range is 32-104°F (0-40°C) with non-condensing humidity up to 90%. Ensure the UPS unit is powered off and disconnected from AC mains before attempting replacement to prevent electrical shock.
