AJC BackUPS XS Series BX900R Battery | sku-691091003

AJC replacement battery for the APC BackUPS XS Series BX900R (sku-691091003; UPC 740737415899), listed under General Electronic Accessories. This sealed lead acid (AGM) battery is intended as a direct swap, with matching electrical and physical specifications: 12V (12 Volts), 35Ah capacity and NB terminals. It measures 7.76 in long, 5.16 in wide and 6.38 in high, and weighs 23.6 lbs.

AJC describes it as a lower-cost option that matches OEM form and function and says millions of its batteries have sold worldwide. The battery is a UL recognized component, with a 30-day return policy and a 12-month warranty. It is not affiliated with or authorized by APC. Recharge after each use, avoid full discharges and check the terminals for corrosion or wear.

Store it fully charged in a cool, dry place at 68°F/20°C, and recycle it rather than putting it in regular trash.