What quick settings can extend laptop battery life?

Enable Battery Saver/Power Saver, reduce screen brightness, close unused apps/tabs, turn off Wi-Fi/Bluetooth when not needed, and avoid heat buildup by keeping vents clear.

Will this battery work with my Acer AP18C8K?

If your laptop is a Acer AP18C8K, this battery is intended to be compatible. Please also compare your original battery’s part number and voltage with the product details on this page to confirm before ordering.

Is this battery compatible with the AP18C8K?

Yes. This battery is designed for the Acer AP18C8K and other compatible laptop models listed on the product page. Confirm your exact model before purchase.

What does 4350mAh / 50Wh mean for battery life?

The capacity (4350mAh / 50Wh) indicates how much energy the battery can store. Higher capacity typically means longer runtime, but actual battery life depends on your laptop settings and usage.

What kind of cells are inside this laptop battery?

This battery uses Conventional Li-polymer cells, commonly used in laptop batteries for stable power delivery and reliability.

Is this an original Acer battery?

This is a high-quality replacement battery built to meet the required specifications for Acer laptops such as the AP18C8K.

Acer AP18C4K AP18C8K Aspire1 A114 Aspire3 A315 Aspire5 A514 A515 Aspire7 A715 Chromebook 514 Spin 3 SP314 Swift3 SF314 TravelMate P2 TMP214 TMP215 3INP5/82/70 (11.55V / 50Wh) Laptop Battery Replacement

AP18C8K Battery for Acer Aspire 5 A514-52 A514-54 A515-56 Aspire 7 A715-42G Chromebook 15 CB315-3H Chromebook 314 C933 Swift 3 SF314-42 SF314-57 SF314-58 SF314-59 TravelMate P215-52 P215-53 B118 Series Laptop 3INP5/82/70 [11.25V/11.55V] Compatible Battery

$45.50 USD

~~$71.50 USD~~ Sale $45.50 USD

Minimum Qty	Discount
Buy 5 +	Price with 10% off: $40.95
Buy 10 +	Price with 20% off: $36.40

Discount will be applied at Checkout page

Product variants

Remark: This battery is compatible with the 11.25V and 11.55V version.

Product Info

Type Laptop Battery
SKU lac258-db-001
Compatible Brand Acer
Capacity 4350mAh / 50Wh
Cell Type Conventional Li-polymer
Shipping Free Shipping

COMPATIBLE LAPTOP MODELS

Acer Aspire 5 A514-52 Series

Acer Aspire 5 A514-52K Series:

A514-52K-36GL | A514-52K-N19H2 and more

Acer Aspire 5 A514-54 Series:

A514-54-31LQ | A514-54-34BA | A514-54-37LE | A514-54-37YX | A514-54-39ZZ | A514-54-51EA | A514-54-56JX | A514-54-59EZ | A514-54-59LQ | A514-54-75ZF | A514-54-775L and more

Acer Aspire 5 A514-54G Series:

A514-54G-58ZL | A514-54G-56A4 | A514-54G-50B4 | A514-54G-70XQ | A514-54G-513S | A514-54G-303X | A514-54G-58NE and mmore

Acer Aspire 5 A515-56 Series:

A515-56-363A | A515-56-378X | A515-56-37S1 | A515-56-502U | A515-56-51NZ | A515-56-532C | A515-56-545V | A515-56-54EN | A515-56-55XW | A515-56-577H | A515-56-58RS | A515-56-P8NZ and more

Acer Aspire 5 A515-56G Series:

Acer Aspire 5 A515-56T Series:

A515-56T-53QF | A515-56T-574E | A515-56T-58JT | A515-56T-718X and more

Acer Aspire 7 A715-42G Series:

Acer Chromebook 15 CB315-3H Series:

CB315-3H-C11F | CB315-3H-C1PD | CB315-3H-C5JS and more

Acer Chromebook 15 CB315-3HT Series:

CB315-3HT-C1KP | CB315-3HT-C296 | CB315-3HT-C2EF | CB315-3HT-C6XF and more

Acer Chromebook 314 C933 Series:

C933-C9J5 | C933T-P3PG | C933-C14Z | C933-C0FR and more

Acer Swift 3 SF314-42 Series:

Acer Swift 3 SF314-57 Series:

SF314-57-309B | SF314-57-31U1 | SF314-57-32YA | SF314-57-340B | SF314-57-36H0 | SF314-57-50KV | SF314-57-516Z | SF314-57-51PX | SF314-57-52GB | SF314-57-53X9 | SF314-57-544J | SF314-57-54SS | SF314-57-55BK | SF314-57-569S | SF314-57-56F2 | SF314-57-56J5 | SF314-57-57BN | SF314-57-57N1 | SF314-57-57UQ | SF314-57-583W | SF314-57-58XS | SF314-57-592D | SF314-57-5954 | SF314-57-59PT | SF314-57-75AS | SF314-57-75LL | SF314-57-75QG | SF314-57-76GN | SF314-57-77MU | SF314-57-79VQ and more

Acer Swift 3 SF314-57G Series:

Acer Swift 3 SF314-58 Series:

Acer Swift 3 SF314-58G Series:

SF314-58G-738H | SF314-58G-71G9 | SF314-58G-7111 | SF314-58G-55CK | SF314-58G-57N7 and more

Acer Swift 3 SF314-59 Series:

Acer TravelMate P2 TMP215-52 Series

Acer TravelMate P215-52 Series:

Acer TravelMate P2 TMP215-52G Series

Acer TravelMate P215-52G Series:

TMP215-52G-5410 | TMP215-52G-7253 and more

Acer TravelMate P2 TMP215-53 Series

Acer TravelMate P215-53 Series:

Acer TravelMate P2 TMP215-53G Series

Acer TravelMate P215-53G Series

Acer TravelMate B1 TMB118 Series

Acer TravelMate B118 Series

Acer Aspire 5 A517-52 Series

COMPATIBLE ORIGINAL PART NUMBERS

AP18C8K | 3INP5/82/70

Compatible Brand: Acer

⚡ See More Acer Compatible Laptop Adapters

Laptop Battery FAQs How To Find The Correct Battery?

How do I know if a laptop battery will fit my device?

The most reliable method is matching the part number printed on your original battery. Also confirm the voltage and compare the battery shape and connector position with the product photos and specifications.

Where can I find the battery part number?

Shut down the laptop, unplug the power adapter, remove the battery if it is removable, and read the label printed directly on the battery. This part number is the best way to confirm compatibility.

Are different battery voltages interchangeable?

No. You must match the voltage shown on your original battery. Note that 10.8V equals 11.1V, and 14.4V equals 14.8V, but other voltage differences are not compatible.

What should I compare before ordering a replacement battery online?

Compare the original battery’s part number and voltage first, then check the size and shape, connector type and location, latch position, and orientation against the product photos and specifications.

Can I use my laptop model number instead of the battery part number?

You can use the laptop model number to narrow down options, but the battery part number is more precise. A single laptop model can support multiple battery types, so matching the printed battery part number is best.

What quick settings can help extend laptop battery life?

Enable Battery Saver or Power Saver mode, reduce screen brightness, close unused apps and browser tabs, turn off Wi-Fi or Bluetooth when not needed, and avoid heat by keeping the laptop vents clear.

Choosing the correct replacement battery or adapter is critical for safety, performance, and compatibility. DrBattery.com carries over 120,000 compatible models and part numbers for major laptop brands. Follow these steps before placing your order:

1. Check Your Device Information

Look at your device’s owner’s manual or label on the bottom of your laptop. Both should show the brand and exact model number.
If you are buying an adapter, confirm the model number, input voltage, and current listed on your device label.

2. Verify the Original Battery Part Number

Always shut down your laptop before removing the original battery. On the battery label, you will find a part number. This part number is the most reliable way to ensure compatibility.

3. Recognize Common Part Number Formats

Major manufacturers use standard codes. Here are some examples:

HP / Compaq:
123456-001

Sony:
PCGA-BP12, VGP-BP1

Dell:
312-1234, 1234P

IBM / Lenovo:
02K1234, 08K1234

Toshiba:
PA1234U-1BRS

4. Compare the Physical Details

Check the size, connector type, latch position, and orientation of your original battery. Compare these details with the product photos on our website before ordering.

5. Watch Out for Voltage Differences

Some models have two different voltage options — for example, 11.1V vs. 14.8V. They are NOT interchangeable. Always confirm the voltage printed on your original battery.