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
Amazon.com: APC UPS Battery Replacement, RBC18, for APC Smart-UPS Models SC250RM1U, SC450RM1U and select others : Electronics
Amazon.com: APC Smart-UPS 3000VA UPS Battery Backup with Pure Sine Wave Output (SMT3000) : Electronics
Amazon.com: APC Smart UPS 1000 Rack Mount 2U 230V SMT1000RMI2U Compatible Replacement Battery Pack (RBC132) by UPSBatteryCenter : Electronics