Beisite AP19B5L laptop battery 15.4V 54.6Wh 3550mAh black
A 15.4 V, 54.6 Wh lithium-ion replacement battery for compatible Acer Aspire 5, Aspire Vero and Swift models
- Battery typeLithium-Ion
- Battery voltage rating15.4 V
- Battery capacity54.6 Wh/3550 mAh
- Product colorBlack
- Product typeBattery
- Compatible withFor Aspire A515-55-543e A514-54 P215-52 / Aspire 5 A515-43 S
- 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.
How it compares
Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.
- Price $40.99
- Pricier than about 72% of the 27,790 comparable items (median $30.99).
Specifications
| Product | |
|---|---|
| Brand name | AP19B5L |
| Model name | AP19B5L |
| Part number | KT00405010 |
| Product color | Black |
| Product type | Battery |
| Power | |
| Battery type | Lithium-Ion |
| Battery voltage rating | 15.4 V |
| Battery capacity | 54.6 Wh/3550 mAh |
| Compatibility | |
| Compatible with | For Aspire A515-55-543e A514-54 P215-52 / Aspire 5 A515-43 SF314-42 Vero AV15-51 Series |
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.
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