Futurebatt AC14B8K Laptop Battery 48Wh 15.2V for Acer

The Futurebatt AC14B8K is a 48Wh, 15.2V replacement laptop battery designed to restore power to a range of Acer Aspire, Swift, Nitro and Chromebook models.

If your Acer laptop shows reduced runtime, won't charge fully, or the original battery is swollen or dead, the Futurebatt AC14B8K provides a like-for-like replacement built to the same voltage and compatible physical fit as the OEM unit. This battery is a brand-new Grade A pack rated 48Wh and assembled with multiple safety circuits to help protect your system while delivering reliable daily performance.

Which Acer models will this AC14B8K battery fit?

The pack is made to match several Acer families including Aspire R3/R5/R7, Aspire 5, Swift 3, Nitro 5 and specific Chromebook CB3/CB5 lines. Check your existing battery part number or the service label inside your laptop against the compatible part numbers to confirm fitment.

• Compatible part numbers: AC14B8K, AC14B3K, KT.0040G.004, KT0030G.004, 3ICP5/57/80, 4ICP5/57/80.
• Examples: Acer Aspire R5-471T, R5-571T, R5-571TG, R7-371T, CB5-571, CB3-531, Swift 3 SF314-51/52, Nitro 5 AN515 series, Aspire 5 A515-51.
• Always verify the shape and connector location against your original battery before purchase.

How long will the Futurebatt AC14B8K battery last on a single charge and over time?

Typical runtime depends on your laptop model, workload and settings; light tasks will run significantly longer than gaming or video editing. The pack is specified for up to about 500 charge cycles under normal use, after which capacity will gradually decline.

• Rated capacity: 48Wh at 15.2V for predictable baseline runtime.
• Designed for roughly 500 charge cycles with proper charging practice.
• Actual hours vary: browsing and office work last longer than heavy GPU/CPU tasks.

What safety features and build quality does this replacement battery include?

Futurebatt assembles this battery with grade-A cells and integrated protection circuits to reduce common electrical risks. Multiple protections are included to help prevent overcharge, overdischarge, overheating and short circuits.

• Overcharge and overdischarge protection to safeguard battery health.
• Over-temperature and short-circuit protection for device safety.
• High-quality boards and manufacturing to promote stable charging and discharge behavior.

Is installation and warranty support available for this pack?

The AC14B8K is a direct-replacement style battery that installs by removing the back cover or battery access panel on compatible Acer models. Futurebatt supports the product with a 30-day refund window and a 12-month replacement warranty, plus email support.

• 30 days for refunds if the battery is defective or ill-fitting.
• 12 months replacement warranty for manufacturing faults.
• 24-hour email customer support from the Futurebatt team for guidance.

Who this battery is for: If you own one of the supported Acer Aspire, Swift, Nitro or Chromebook models and need a reliable, cost-effective replacement to restore portable runtime, the Futurebatt AC14B8K is built to provide OEM-compatible voltage, a 48Wh capacity, and multiple safety protections. It suits students, remote workers, and anyone who needs a straightforward swap to regain untethered laptop use without buying a new device. Always confirm part number compatibility and consult a technician if you’re not comfortable replacing internal laptop batteries yourself.