CyberPower RB1290X3R Replacement Battery Cartridge - 3 X 12 V / 9 Ah Sealed Lead-Acid Battery, 18MO Warranty

Delivers a long lasting charge with the capacity of 9000 mAh 12 V DC battery ensures a steady and constant electric supply to UPS Leak proof design makes it the perfect power source for your critical devices and is safe to use compared to other lead-acid batteries In terms of cost per watt hours, it is an inexpensive choice providing efficient power