AJC® Replacement Battery for APC Back-UPS BK650MUC — 12V 12Ah (F2 Terminals, Sealed AGM)

Overview: AJC® replacement battery designed to work with APC Back-UPS BK650MUC units. Not an APC-manufactured or authorized part; sold as a compatible third-party replacement. Key specifications: - Voltage: 12V (12 Volts) - Capacity: 12Ah - Terminals: F2 - Chemistry: Sealed Lead Acid (AGM) - Length: 5.94 in - Width: 3.9 in - Height: 3.78 in - Weight: 8.3 lbs Why choose AJC® replacements: High-quality, cost-effective substitute batteries compatible with thousands of devices. AJC® units are engineered as exact OEM-fit replacements for straightforward installation. Millions of batteries sold globally. UL recognized component. Purchase is supported by easy 30-day returns and a 12-month warranty. SLA battery care tips: Recharge after every use to maintain performance and avoid full discharges. Inspect terminals periodically for corrosion or wear. Always store the battery fully charged in a cool, dry place (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 APC.