The BP144VL2U01 Extended Battery Module from CyberPower will extend the battery life of their OL5KRTHD and OL6KRTHD Smart App Online UPS systems during power outages. This battery module features a hot-swappable and user-replaceable battery pack consisting of twelve 12V/9Ah sealed lead-acid cells with a typical recharge time of 4 hours. Although it has a 2 RU form factor, this module can also be installed in a tower configuration. It also has a built-in battery charger, providing Fast Charge Technology to quickly restore the backup power supply to full capacity. Additionally, up to ten EBMs can be added to the UPS, and the module's DC plug-and-play power connectors allow for daisy chaining additional EBMs to a UPS system.The CyberPower BP144VL2U01 Extended Battery Module is designed to provide extended runtime for CyberPower UPS systems, ensuring continued protection during power outages. This module contains 12 high-performance 12V 9AH sealed lead-acid batteries, which are engineered to deliver reliable and long-lasting power. Ideal for use in data centers, server rooms, and critical infrastructure, this battery module enhances the backup capabilities of your UPS system, allowing it to keep your equipment running longer during outages. Easy to install and maintain, the BP144VL2U01 helps ensure that your operations remain uninterrupted.