APC Smart UPS 1500 DLA1500 Compatible Replacement Battery Pack by UPSBatteryCenter UPSBatteryCenter Replacement battery pack for APC Smart-UPS 1500VA - 100% Compatible Compatible UPS model: DLA1500 (Model # located on the bottom of the UPS) Arrives fully charged and ready to go - (1) Year Replacement Warranty! Hot Swappable - No downtime required - Easy Installation - Plug & Play Manufactured & sold exclusively by UPSBatteryCenter