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Black rectangular lithium-ion laptop battery with label showing 11.1V 4400mAh 49Wh

Dr. Battery

Dr. Battery DRPROAS234P-01 laptop battery 11.1V 4400mAh 49Wh

SKU CH-9NX4-T6V0C

Replacement lithium-ion battery for many Asus U-series laptops, delivering 11.1 V and 4400 mAh capacity

  • Battery typeLithium-Ion
  • Battery voltage rating11.1 V
  • Battery capacity4,400 mAh
  • Product colorBlack
  • Product typeBattery
  • Compatible withAsus: U20 | U20A | U20F | U20 ft | U20G | U50 | U50A | U50F
  • Replaces many Asus U-series and compatible original batteries
  • 1 V lithium-ion chemistry delivers 4400 mAh and 49 Wh
  • Built-in short-circuit, overheat and overload protection
  • Professional Series cells built for long service life
  • Brand established in 2006 with over 15 years of experience

Compatible Asus Models

This Dr. Battery replacement serves Asus U and U80 series laptops including U20, U50, U80, U81 and U89 variants. It matches original battery numbers A31-U20, A31-U80, A32-U20, A32-U50, A32-U80 and A33-U50. The 11.1V lithium-ion pack restores mobility for compatible notebooks.

Sustained Operation

The 4400mAh capacity delivers 49Wh of energy for extended unplugged sessions. Built-in protections guard against short circuit, overheat and overload during continuous discharge. Professional-grade cells maintain stable voltage output throughout the cycle.

Pre-Purchase Checks

Verify your laptop model appears in the supported list before ordering. Confirm the original battery part number and its 11.1V rating match this unit. Cross-reference both identifiers to ensure correct fit and electrical compatibility.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $35.99
Pricier than about 64% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameDr. Battery
Model nameDRPROAS234P-01
Product colorBlack
Product typeBattery
Power
Battery typeLithium-Ion
Battery voltage rating11.1 V
Battery capacity4,400 mAh
Compatibility
Compatible withAsus: U20 | U20A | U20F | U20 ft | U20G | U50 | U50A | U50F | U50 V | U50Vg | U80 | U80A | U80E | U80F | U80 V | U81 | U81A | U89 | U89 V |
Asus: A31-U20 | A31-U80 | A32-U20 | A32-U50 | A32-U80 | A33-U50

Questions about this item

Does the 11.1V lithium-ion pack run hot or draw extra power during all-day use?

The 11.1V 4400mAh lithium-ion cell includes built-in overheat and overload protection, so it stays within normal thermal limits during continuous operation.

What must I already own for this DRPROAS234P-01 battery to work?

You need an Asus laptop from the U20, U50, U80, U81 or U89 series that originally used an A31-U20, A31-U80, A32-U20, A32-U50, A32-U80 or A33-U50 battery.

Will this replacement behave the same as the original A32-U80 battery in my older Asus U80?

Yes, it matches the 11.1V 49Wh specification of the A32-U80 and fits the U80 chassis, delivering comparable run-time and charge behaviour.

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