The Network Xtreme Rack Tower UPS series of Uninterruptible Power Supply UPS Battery Backup systems from Xtreme Power Conversion offers intelligent on-line double conversion power protection for telephone and data networks, servers, point-of-sale, routers, hubs and switches and additional business critical applications. It provides high-performance surge suppression and keeps your equipment running during a power outage. Wholesale Batteries Direct has the high quality batteries that you want to buy at discount prices to power your Xtreme Power Conversion Network Xtreme Rack Tower UPS Battery Backup equipment. We carry the batteries for nearly all Network Xtreme Rack Tower series UPS Battery Backup systems such as the NXRT-1000, NXRT-1500, NXRT-2000, NXRT-3000, NXRT-EBP1, NXRT-EBP2, NXRTi-1000, NXRTi-2000, NXRTi-3000, NXRTi-EBP1, NXRTi-EBP2 and NXRTi-EBP3 rackmount, tower and wall mount UPS models. All of our batteries come with a full 1 year warranty. Be sure to save and re-use your existing cables and connectors, when you replace the batteries.