The Tripp Lite RBC72S Replacement Battery Cartridge breathes new life into select Tripp Lite UPS systems whose internal batteries are expired or not working. Built to function in a wide range of operating temperatures, the RBC72S has been carefully screened and certified to restore your UPS system's runtime performance to its original specifications. The leak proof, no-maintenance RBC72S comes preassembled and prewired for quick and easy installation in your UPS system. Reusable packaging holds expired batteries for delivery to the nearest recycling center. Compatible with Tripp Lite's SU3000RTXLCD2U, SU3000LCD2UHV, SUINT3000LCD2U and other models recommending its use.