ZTHY AP19B8M Laptop Battery 11.61V 55.97Wh

If your Acer Swift 3, TravelMate P4, Porsche Design Book RS or supported Chromebook is showing reduced battery life, the ZTHY AP19B8M offers a like‑for‑like electrical match and original‑style connector to bring back portable performance. This battery uses three Li‑Polymer cells arranged to match the original factory specifications, and it ships new from the manufacturer with standard handling advice to help achieve full capacity after installation.

Will the AP19B8M work with my exact Acer model?

Compatibility covers a long list of Acer model families but hinges on matching the battery part number and physical connector. Check the part number printed on your current battery or within your laptop documentation, then compare that to AP19B8M and listed compatible part numbers.

• Compatible part number: AP19B8M, KT0030G024, 3ICP5/82/70
• Confirmed series: Swift 3 SF314‑59, TravelMate TMP414‑51, TMP614‑52, Porsche Design Book RS AP714‑51GT
• Chromebook & other models: CB514‑1W, CP514‑1H, CB515‑1W, CB317‑1H, CP713‑3W, AV15‑52
• Always verify the original battery label before ordering

How do I install and wake a newly installed AP19B8M battery?

Installation is straightforward: power down, unplug, remove the service panel, swap the old battery for this replacement and reassemble. If the system doesn’t immediately recognize the new cell, a brief reset procedure often helps the laptop calibrate and report correct capacity.

• Ensure the internal connector is fully seated and screws are snug but not over‑tightened
• If not recognized, reinstall the battery then power on and off once
• Discharge to ~10–20% (avoid 0%), then charge to full and repeat 3–4 cycles to condition
• Refer to Acer resources if firmware prompts or battery warnings appear

What are the electrical specs and safety notes I should know?

The ZTHY AP19B8M uses Li‑Polymer chemistry at 11.61 volts and delivers 55.97Wh (4821mAh) across three cells. It was built to mirror OEM electrical characteristics, but proper handling and matching are essential for safe, reliable operation.

• Type: Li‑Polymer, Voltage: 11.61V, Capacity: 55.97Wh / 4821mAh, 3‑cell
• Ship state: new from manufacturer with normal transport protection
• Safety: avoid short circuits, crushing, or exposure to high heat
• If unsure, confirm model compatibility to prevent misfit or poor behavior

How does this battery compare to buying OEM or other third‑party cells?

ZTHY offers a cost‑effective replacement that matches the original battery’s electrical profile and connector layout without the OEM premium. While many batteries look similar, choosing a correctly specified replacement reduces the chance of compatibility issues and unexpected behavior.

• Matches common Acer OEM voltages and capacity for like performance
• Lower price than many factory parts with manufacturer testing
• Critical: physical fit and connector must match—verify part numbers
• Follow conditioning steps for best real‑world capacity after install

Who is this for: The ZTHY AP19B8M is suited for owners of Acer Swift 3 SF314‑59, TravelMate P4 lines, Porsche Design Book RS users and compatible Chromebooks who need an accurate electrical replacement to restore portable runtime. It’s a good option for technicians, students, remote workers and anyone seeking a like‑for‑like battery swap — provided you confirm the original battery part number and connector before purchase.