The EnSpire UPS series of Uninterruptible Power Supply UPS Battery Backup systems from Para Systems-Minuteman offers power protection for Audio-Video and Home Theater applications, such as TVs, Receivers, Media Centers, PCs and more. It provides high-performance surge suppression and keeps your Home Theater equipment running during a power outage. It is also great for small phone systems, VoIP handsets, security systems and desktop workstations. Wholesale Batteries Direct has the high quality batteries that you want to buy at discount prices to power your Para Systems-Minuteman EnSpire UPS Battery Backup equipment. We carry the batteries for nearly all EnSpire UPS Battery Backup systems such as the EN400, EN600, EN750, EN900 UPS models and more. 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.