How to Replace an APC Back-UPS Pro Battery - APC UPS Blog - ExcessUPS.com
APC UPS battery replacement for Smart-UPS 1500 (SUA1500) and XL 3000 (SUA3000XLT): batteries RBC7 and RBC55 « The Wiert Corner – irregular stream of stuff
APC Smart-UPS 1500 Rack Mount XL 2U (SUM1500RMXL2U) - Brand New Compatible Replacement Battery Kit | RefurbUPS
APC SUA1500 Battery Smart-UPS 1500 | OSI Batteries
Amazon.com: RBC7-UPC Replacement Battery for APC Smart-UPS SU1400, SUA1500, SUA750XL, SUA1000XL, SU1400NET, SU1000XLNET - Scroll Down for The Complete List of Compatible Models : Electronics