We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Black rectangular lithium-ion laptop battery with label showing 15.4V 54.6Wh

Beisite

Beisite AP19B5L laptop battery 15.4V 54.6Wh 3550mAh black

SKU CH-9C80-SSQ5V

A 15.4 V, 54.6 Wh lithium-ion replacement battery for compatible Acer Aspire 5, Aspire Vero and Swift models

  • ColorBlack
  • TypeBattery
  • Compatibilityfor Aspire A515-55-543e A514-54 P215-52 / Aspire 5 A515-43 S
  • Battery TypeLithium-Ion
  • Battery Voltage15.4V
  • Battery Capacity54.6Wh/3550mAh
  • Ready replacement for worn Acer Aspire packs
  • 4 V lithium-ion cell delivers 54.6 Wh capacity
  • 3550 mAh rating supports extended mobile sessions
  • Direct fit for Aspire 5 and Vero models listed
  • Replaces original part numbers AP19B5L and KT00405010

15.4V 54.6Wh replacement battery

The Beisite AP19B5L is a lithium-ion battery rated at 15.4 volts and 54.6 watt-hours. It replaces part numbers AP19B5L and KT00405010 for a wide range of Acer Aspire 5 and Vero models including A515-43, SF314-42 and AV15-51 series. The black pack is built for owners who need a direct voltage and capacity match for their existing chassis.

Straightforward internal swap

Installation requires opening the laptop base and disconnecting the old pack before fitting the new unit. Most Aspire 5 designs secure the battery with several screws and a ribbon connector that must be aligned carefully. Builders who skip the connector alignment or forget to remove all retaining screws often find the pack sits unevenly or the system fails to recognise the replacement.

Steady output during long sessions

The 3550 mAh cell delivers consistent voltage across extended workloads rather than only in short bursts. Lithium-ion chemistry maintains stable discharge while the laptop runs demanding tasks such as video rendering or large compiles. Users who need higher total energy than 54.6 Wh or a different voltage platform will need an alternative solution.

Highlights

  • Ready replacement for worn Acer Aspire packs
  • 4 V lithium-ion cell delivers 54.6 Wh capacity
  • 3550 mAh rating supports extended mobile sessions
  • Direct fit for Aspire 5 and Vero models listed
  • Replaces original part numbers AP19B5L and KT00405010

Specifications

BrandAP19B5L
ModelAP19B5L
Part NumberKT00405010
ColorBlack
TypeBattery
Compatibilityfor Aspire A515-55-543e A514-54 P215-52 / Aspire 5 A515-43 SF314-42 Vero AV15-51 Series
Battery TypeLithium-Ion
Battery Voltage15.4V
Battery Capacity54.6Wh/3550mAh

Questions about this item

How do I confirm the 15.4V 54.6Wh battery is working after installation?

The laptop should power on without the AC adapter and Windows will report the design capacity near 54.6Wh once the driver updates.

What comes in the box and what must I buy separately?

The package includes one black lithium-ion battery; no tools, screws or cables are supplied.

Which part number matches my Aspire 5 A515-43-R4MG?

The AP19B5L and KT00405010 part numbers both list the A515-43-R4MG as a compatible model.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.