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RBC7 Plus battery pack for APC SmartUPS 1400 | Sigma Batteries
APC UPS Battery Replacement for APC Smart-UPS Model SMT1500, SMT1500C, SMT1500US, SUA1500, SUA1500US and select others (RBC7) - Newegg.com
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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
RBC7 UPS Computer Power Backup System Complete Replacement Battery Kit | eBay