Battery Cisco T40JJ-RFB for PERC H710 H710P H810 — replacement server battery

Replacement battery Cisco T40JJ-RFB compatible with PERC H710, H710P and H810 RAID controller modules. Designed to provide backup power for controller cache protection and to enable orderly shutdown of cache during power interruptions, this server battery is intended for data center and enterprise server environments that require reliable cache retention and controlled fail-safe behavior.

Advantages

This replacement battery offers stable backup power to preserve write cache contents and prevent data loss during unexpected power failures. It is manufactured to meet form-factor and electrical characteristics compatible with PERC H710, H710P and H810 controller modules, ensuring straightforward installation and predictable behavior. The battery supports routine maintenance and minimizes the risk of corrupted cache data, contributing to consistent server performance and data integrity.

Suitable for

• Servers using PERC H710, H710P or H810 RAID controllers
• Data centers requiring reliable cache retention during power outages
• IT environments that perform write-intensive operations and need fail-safe cache protection
• Server maintenance and hardware replacement tasks

Key specifications

• Function: backup power source for RAID controller cache protection and orderly cache shutdown
• Compatibility: designed for use with PERC H710, H710P and H810 controller modules
• Physical form: compact module sized for direct replacement in compatible controller units
• Operating purpose: supports short-term power hold-up to allow cache flush or safe shutdown
• Application environment: server racks, data centers and enterprise IT installations

How to use

Power down the server or follow the manufacturer's hot-swap instructions if supported by your system. Remove the access panel and locate the existing RAID controller battery module on the controller card. Carefully disconnect and remove the old battery module, then install the replacement battery making sure it is seated and connected according to the controller's mechanical and electrical guides. Reassemble the server and restore power. After installation, verify controller status in system management tools to confirm the battery is recognized and the cache protection features are enabled.

Recommendations

Use original or qualified replacement batteries that match the controller's specifications, follow anti-static precautions during installation, schedule periodic battery status checks with your server management software, and replace the module proactively when end-of-life indicators appear to maintain reliable cache protection and prevent data loss.