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 6-cell lithium-ion laptop battery

Dr. Battery

Dr. Battery MPL03243P-T01 laptop battery 10.8V 4400mAh 6-cell

SKU CH-XKBR-ES8AR

Replacement 10.8V 4400mAh 6-cell lithium-ion battery compatible with numerous Asus U-series models including U33, U42, U43, U52 and U53

  • ColorBlack
  • TypeBattery
  • CompatibilityAsus U33 / U33J / U33Jc / U33JT / U42 / U42F / U42J / U42JC
  • Battery Type6 Cell Lithium-Ion
  • Battery Voltage10.8V
  • Battery Capacity4400 mAh
  • Replaces Asus U33, U42, U43, U52, U53 series
  • 4400 mAh capacity for longer runtime between charges
  • 6-cell lithium-ion design delivers 48 Wh energy
  • Smart control chip enables quicker charging and protections
  • Built to OEM specification level since 2006

What this battery is and who it fits

This Dr. Battery MPL03243P-T01 is a new 6-cell lithium-ion laptop battery rated at 10.8V and 4400mAh. It is built as a direct replacement for a long list of Asus U-series models including U33, U42, U43, U52 and U53 variants. The pack carries a one-year manufacturer warranty and uses a smart control chip to manage charging and discharge cycles.

Check your original battery before ordering

Verify the model number printed on your existing battery against the compatibility list that covers A31-U53, A32-U53, A41-U53 and A42-U53 part numbers. Confirm that the original voltage reads 10.8V, as a mismatch will prevent the pack from working. The supplier notes that comparing the physical connector and label details avoids an incorrect purchase.

Behaviour under sustained load

The integrated smart control chip regulates charge current to reduce heat build-up during extended use. Built-in protections against short circuit, overheat and overload keep the cells operating within safe limits when the laptop runs demanding tasks for long periods. This design aims to deliver steady discharge time rather than a brief peak.

Highlights

  • Replaces Asus U33, U42, U43, U52, U53 series
  • 4400 mAh capacity for longer runtime between charges
  • 6-cell lithium-ion design delivers 48 Wh energy
  • Smart control chip enables quicker charging and protections
  • Built to OEM specification level since 2006

Specifications

BrandDr. Battery
ModelMPL03243P-T01
ColorBlack
TypeBattery
CompatibilityAsus U33 / U33J / U33Jc / U33JT / U42 / U42F / U42J / U42JC / U42S / U42SD / U43 / U43F / U43J / U43Jc / U43S / U43SD / U43SV / U52 / U52F / U52J / U52Jc / U53 / U53F / U53J / U53Jc / U53S / U53SD / U53SV
Original Battery Part Number :
A31-U53 / A32-U53 / A41-U53 / A42-U53
Battery Type6 Cell Lithium-Ion
Battery Voltage10.8V
Battery Capacity4400 mAh

Questions about this item

Does the Dr. Battery MPL03243P-T01 package include any tools or cables, or must they be purchased separately?

The battery is a direct replacement unit; installation uses the existing laptop latch and connector, so no extra tools or cables are required.

My original battery is labelled A32-U53 — is the MPL03243P-T01 the correct capacity match?

Yes, this 10.8V 4400mAh 6-cell lithium-ion unit replaces the A32-U53 and all other listed Asus part numbers.

What does the 4400mAh rating mean for daily runtime on an Asus U43?

The 48Wh capacity typically delivers several hours of mixed use, matching the original factory runtime for compatible models.

Also in this aisle

People compared these

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