UPS REPLACEMENT BATTERY CARTRIDGE FOR SELECT TRIPP LITE UPS SYSTEMS: This UPS backup battery replacement is compatible with Tripp Lites SMART1200LCD, SMART1500LCD, SMART1500LCDXL and SMX1500LCD UPS systemsthe versions equipped with battery access doors only. Earlier versions of these models without a battery door are not compatible with the RBC1500. Please verify UPS compatibility as labeled on the UPS prior to ordering. CAREFULLY SCREENED AND CERTIFIED: Built to function in a wide range of operating temperatures, the RBC1500 has been carefully screened and certified to restore your UPS systems runtime performance to its original specifications. READY FOR IMMEDIATE INSTALLATION: The leakproof, no-maintenance RBC1500 comes pre-assembled and pre-wired for quick and easy installation in your UPS system with battery access door. Reusable packaging holds expired batteries for delivery to the nearest recycling center.