APC Symmetra LX 9 Battery Tower XR Frame - Spill Proof, Maintenance Free Sealed Lead Acid Hot-swappable

Modular design - Enables IT projects that were previously infeasible or cost-prohibitive. Plug-and-Play external batteries - Ensures clean, uninterrupted power to the loads when adding extra runtime to the UPS. Battery modules connected in parallel - Delivers higher availability through redundant batteries. Hot-swappable batteries - Ensures clean, uninterrupted power to protected equipment while batteries are being replaced User-replaceable batteries - Increases availability by allowing a trained user to perform upgrades and replacements of the batteries reducing Mean Time to Repair (MTTR) Stackable external battery frames - Saves floor space without compromising runtime requirements. This product is heavy and/or oversized and may need more than one person to handle.