54Wh Sony VGP-BPS21A Battery

54Wh VGP-BPS21A Battery for Sony VAIO Tap 20 SVJ202 Series

This 54Wh Sony VGP-BPS21A battery is designed for compatible Sony VAIO Tap 20
laptops and all-in-one tablet-style PCs, including selected SVJ202 series models.
It is a suitable choice when your current battery drains quickly, no longer holds a charge, or your
Sony VAIO Tap 20 needs stable portable power again.

With a 10.8V output voltage and 5400mAh / 54Wh capacity, this
battery supports everyday use such as home office work, browsing, email, documents, video playback,
online meetings, media use, and light portable use around the home or workplace.

Product Information

Compatible Part Numbers

Please compare the part number printed on your current battery before ordering. This battery is
suitable for the following Sony battery part numbers:

• Sony VGP-BPS21A
• Sony VGP-BPS21A/B
• Sony VGP-BPS21A B
• Sony VGP-BPS21
• Sony VGP-BPS21 A
• Sony VGP-BPS21 B
• Sony VGP-BPS21 S
• Sony VGP-BPS21/S
• Sony VGP-BPL21

Compatible Model Series

This Sony VGP-BPS21A battery is designed for the following Sony VAIO Tap 20 model series. Please
check both your device model and battery part number before placing your order.

• Sony VAIO Tap 20 Series
• Sony VAIO SVJ20215CXW
• Sony VAIO SVJ20217CXW
• Sony VAIO SVJ20219CJW
• Sony VAIO SVJ20218CJW
• Sony VAIO SVJ20217CJW

When Should You Replace Your Sony VAIO Tap 20 Battery?

If your Sony VAIO Tap 20 no longer provides enough runtime for normal use, replacing the battery
can help restore convenient portable performance without replacing the entire device.

• The battery drains much faster than before.
• The device shuts down unexpectedly during use.
• The battery percentage drops suddenly or behaves abnormally.
• The device only works when connected to the charger.
• The battery does not charge to full capacity.
• Windows or BIOS shows a battery health warning.

Why Buy This VGP-BPS21A Battery?

• Designed for Sony VAIO Tap 20: suitable for selected Sony VAIO Tap 20 and SVJ202 series models.
• 54Wh capacity: supports everyday use, home office work, browsing, email, documents, and media playback.
• Stable power output: built for compatible Sony VAIO devices that use 10.8V VGP-BPS21A batteries.
• New battery: a practical option when your current battery becomes weak or unreliable.
• 12-month warranty: gives customers more confidence when ordering.
• 30-day return policy: provides extra peace of mind after purchase.

Important Compatibility Reminder

Sony VAIO batteries may look similar but can have different voltage, connector position, battery
shape, capacity, or internal layout. Before ordering, please confirm that your current battery part
number matches one of the listed part numbers, such as VGP-BPS21A,
VGP-BPS21A/B, VGP-BPS21, VGP-BPS21/S, or
VGP-BPL21.

You can usually find the battery part number printed on the battery label. You can also check your
Sony VAIO model number on the back cover, system information page, BIOS, or original device label.

Installation Notes

• Turn off the device completely before replacing the battery.
• Disconnect the charger and any external devices.
• Use the correct tools and open the device carefully to avoid damaging the screen, case, or internal parts.
• Do not bend, puncture, disassemble, or force the battery during installation.
• Make sure the battery connector is properly aligned before closing the cover.
• After installation, charge the battery fully before regular use.
• If you are not familiar with Sony VAIO Tap 20 repair, professional installation is recommended.

Frequently Asked Questions

Is this battery suitable for Sony VGP-BPS21A?

Yes. This battery is suitable for Sony VGP-BPS21A and related part numbers including VGP-BPS21,
VGP-BPS21/S, VGP-BPS21A/B, and VGP-BPL21.

Does this battery fit Sony VAIO Tap 20?

Yes. This battery is listed for selected Sony VAIO Tap 20 series models.

Can this battery be used for Sony VAIO SVJ202 models?

Yes. This battery is listed for selected Sony VAIO SVJ202 models, including SVJ20215CXW,
SVJ20217CXW, SVJ20219CJW, SVJ20218CJW, and SVJ20217CJW.

What voltage is this battery?

This battery has an output voltage of 10.8V. Please compare it with the voltage printed on your
current battery before purchase.

What capacity is this battery?

The battery capacity is 5400mAh / 54Wh.

Is this battery new?

Yes. This product is listed as new.

What should I check before buying?

Please check your Sony VAIO model, current battery part number, battery voltage, and battery shape.
The safest way to confirm fit is to compare the part number on your current battery with the part
numbers listed above.