Powerware BAT-0121 12V 55Ah UPS Battery — AJC® Replacement (Sealed Lead Acid AGM, NB Terminals)

Overview: AJC® replacement for Powerware BAT-0121. This sealed lead acid (AGM) UPS battery delivers 12V (12 Volts) nominal voltage with a 55Ah capacity and NB terminals — an exact-fit, low-cost substitute for compatible devices. Physical Specifications: Length 9.02 in • Width 5.43 in • Height 8.27 in • Weight: 40.1 lbs Why choose AJC®: High-quality replacement cells sold globally in the millions. AJC batteries are manufactured to match OEM form and function for easy installation and reliable operation. UL recognized component. Purchase confidence is supported by easy 30-day returns and a 12-month warranty. Care & Storage: Recharge after each use to avoid capacity loss; do not allow the battery to become fully discharged. Inspect terminals periodically for corrosion or wear that can cause failure. Always store the battery fully charged in a cool, dry location (68°F/20°C). Recycle used batteries — do not dispose of them in household trash. Disclaimer: Our products are not affiliated with or authorized by Powerware.