The Vertiv Liebert GXT5-EBC192VRT3U is an external hot-swappable, lead-acid UPS battery cabinet designed for use with these UPS models: Liebert GXT5-5000HVRT5UXLN, Liebert GXT5-6KL630RT5UXLN, Liebert GXT5-8000HVRT5UXLN, and Liebert GXT5-10KHVRT5UXLNN. Its new auto detection feature makes installation easy and fast ensuring the UPS configuration is complete and accurate. Users can connect to up to 6 external battery cabinets to a single UPS for extended runtime. More from the Manufacturer