APC UPS Battery Replacement for APC Smart-UPS Model SMT1500, SMT1500C, SMT1500US, SUA1500, SUA1500US and select others (RBC7) - Newegg.com
SUA1500 - APC Smart-UPS 1500VA 980W USB & Serial Refurbished - 1 Year Warranty
APC Smart-UPS 1500VA USB SER, SUA1500 UPS Battery
APC SUA1500 Compatible Battery (24V 18AH)
APC Smart-UPS 1500VA USB & Serial 120V (SUA1500)
12V 18AH GEL Replaces battery for RBC7 SUA1500 APC Cartridge - MightyMaxBattery
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
APC Smart-UPS 1500VA SMT1500 VS. APC SMART-UPS 1500VA SUA1500 - APC UPS Blog - ExcessUPS.com