BE750BB - UPSBatteryCenter Compatible Replacement battery for APC Back-UPS ES USB 750 New compatible replacement battery for APC BackUPS ES USB 750VA - 100% Compatibility Compatible UPS model: BE750BB (Model # located on the bottom of the UPS) Arrives fully charged and ready to go - (1) Year Replacement Warranty! Easy Installation, Exact fit - Plug & Play Manufactured & sold exclusively by UPSBatteryCenter