Replacement batteries for Smart UPS SUA1500i | UPS Battery Shop
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
User manual APC SUA1500I - KIT (English - 18 pages)
BTI Replacement Battery #11 for APC - UPS battery - lead acid - RBC11-SLA11-BTI - UPS Battery Replacements - CDW.com
APC Smart-UPS SUA1500i battery replacement 1500VA
Replacement UPS Battery Set for SMART-UPS SUA1500 APC - (2 batteries - 12V 18AH)