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Rectangular black laptop battery 8.0 x 1.5 x 0.8 cm

Dr. Battery

Dr. Battery laptop battery 14.4V 4400mAh A32-UL50 A42-UL50

SKU CH-SW78-0X3N8

A 14.4 V, 4400 mAh lithium-ion replacement battery compatible with Asus UL30, UL50, UL80, PL and Pro Series notebooks, with built-in over-charge, over-discharge.

  • Battery typeLi-ion
  • Battery voltage rating14.4 V
  • Battery capacity4,400 mAh
  • Main functionNotebook
  • Measurements8.0 × 1.5 × 0.8
  • Product typeBattery
  • Reliable power for daily work from 14.4V 4400mAh Li-ion cells
  • Built-in protection guards against over-charge over-discharge overheating and short-circuit
  • Fits Asus UL30 UL50 UL80 PL and Pro Series laptops
  • Replaces original Asus part numbers A32-UL50 A42-UL50 and many more
  • Professional Series design uses OEM-grade cells for stable long-lasting performance

Replacement battery for Asus UL, PL and Pro Series

This Dr. Battery Professional Series unit is a brand-new Li-ion replacement designed for compatible Asus UL30, UL50, UL80, PL30, PL80, Pro32 and Pro5G laptops. It delivers 14.4V and 4400 mAh capacity to restore reliable mobile power for professional and everyday use. Integrated protection guards against over-charge, over-discharge, overheating and short-circuit.

Voltage must match 14.4V before installation

The single specification that decides fitment is the 14.4V rating printed on your original battery. If the original label shows a different voltage, this part will not work safely in your machine. Always confirm the part number and voltage before purchase.

Suits owners of listed Asus models needing

Buyers with an Asus UL, PL or Pro Series notebook whose original battery part number appears in the compatibility list will find a direct fit. Users whose laptop requires a different voltage, a different form factor, or a battery not listed here should look at another option.

How it compares

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

Price $39.99
Pricier than about 71% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameASUS
Model nameAsus UL30 Series / Asus UL50 Series / Asus UL80 Series / Asus PL30 / PL80 Series / Asus Pro32 / Pro5G Series
Part numberDR-PRO-LAS227-A
Product typeBattery
Power
Battery typeLi-ion
Battery voltage rating14.4 V
Battery capacity4,400 mAh
Size & build
Measurements8.0 × 1.5 × 0.8
Compatibility
Compatible withAsus UL30 Series / Asus UL50 Series / Asus UL80 Series / Asus PL30 / PL80 Series / Asus Pro32 / Pro5G Series
More details
Main functionNotebook

Questions about this item

What does the 14.4V 4400mAh rating mean for daily use?

The 14.4V 4400mAh rating matches the original Asus specification, so the battery delivers the same voltage and capacity your UL, PL or Pro laptop expects for normal operation.

How does the battery connect to the laptop and what limits does that impose?

It uses the standard internal battery connector for the listed Asus UL30, UL50, UL80, PL30, PL80, Pro32 and Pro5G models, so no adapters or firmware changes are needed.

Will this pack fit the battery bay on my Asus UL50?

The pack measures 8.0x1.5x0.8 and weighs 0.4, matching the original A32-UL50 / A42-UL50 form factor for a direct fit in the UL50 battery compartment.

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