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Black rectangular 6-cell lithium-ion laptop battery with label showing model MPL08251P-19

Dr. Battery

Dr. Battery MPL08251P-19 6-cell 10.8V 4400mAh laptop battery

SKU CH-PEQY-58QVV

Replacement 6-cell lithium-ion battery delivering 10.8V and 4400mAh for HP ProBook 4330s, 4440s, 4441s, 4446s, 4530s, 4535s, 4540s and 4545s

  • Battery type6 Cell Lithium-Ion
  • Battery voltage rating10.8 V
  • Battery capacity4,400 mAh
  • Product colorBlack
  • Product typeBattery
  • Compatible withHP ProBook 4330s / 4331s / 4430s / 4431s / 4435s / 4436s / 4
  • Extended runtime with 4400 mAh 6-cell lithium-ion capacity
  • Reliable 10.8 V output matches original HP specifications
  • Broad compatibility across ProBook 4330s through 4545s series
  • Smart control chip enables quicker charging and longer discharge
  • Built-in protection guards against short circuit, overheat and overload

Replacement battery for HP ProBook series

The Dr. Battery MPL08251P-19 is a new six-cell lithium-ion pack designed to replace the original power source in compatible HP ProBook laptops. It restores mobile operation for models including the 4330s, 4430s, 4440s, 4530s and 4540s families.

10.8V 4400mAh capacity matches OEM specification

This unit delivers 10.8 volts and 4400 milliampere-hours, equalling 48 watt-hours, which aligns with the factory ratings for part numbers such as 633733-151, 633733-1A1 and 633733-241. Buyers who need a higher capacity or a different voltage will not be served by this pack.

Built-in protection chip and one-year warranty

A smart control chip manages charging, provides short-circuit, overheat and overload safeguards, and aims to extend discharge time. The bundle includes no cables, adapters or software beyond the battery itself.

How it compares

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

Price $29.99
Typical for this category: the median of 27,790 items is $30.99.

Specifications

Product
Brand nameDr. Battery
Model nameMPL08251P-19
Product colorBlack
Product typeBattery
Power
Battery type6 Cell Lithium-Ion
Battery voltage rating10.8 V
Battery capacity4,400 mAh
Compatibility
Compatible withHP ProBook 4330s / 4331s / 4430s / 4431s / 4435s / 4436s / 4440s / 4441s / 4446s / 4530s / 4535s / 4540s / 4545s
Original Battery Part Number :
633733-151 / 633733-1A1 / 633733-241 / 633733-251 / 633733-321 / 633805-001 / 633809-001 / 650938-001 / HSTNN-1B2R / HSTNN-DB2R / HSTNN-DB2T / HSTNN-DB3C / HSTNN-I02C / HSTNN-I97C-3 / HSTNN-I97C-4 / HSTNN-I98C-5 / HSTNN-I99C / HSTNN-I99C-3 / HSTNN-I99C-4 / HSTNN-IB2R / HSTNN-LB2R / HSTNN-OB2R / HSTNN-OB2T / HSTNN-Q87C-4 / HSTNN-Q87C-5 / HSTNN-Q88C / HSTNN-Q88C-4 / HSTNN-Q88C-5 / HSTNN-Q89C / HSTNN-XB2E / HSTNN-XB2F / HSTNN-XB2G / HSTNN-XB2H /

Questions about this item

What does the 4400 mAh capacity mean for daily use?

It stores about 48 Wh of energy, giving a typical ProBook several hours of unplugged runtime depending on workload and screen brightness.

What voltage does this pack deliver to the laptop?

The battery outputs 10.8 V, matching the original HP specification for the listed ProBook models.

Will the six-cell pack fit my ProBook 4540s without modification?

Yes, the 6-cell design matches the form factor of the original HP batteries such as part numbers 633733-151 and 633733-241.

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