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Black rectangular laptop battery with six cells, 10.8V 4400mAh

Dr. Battery

Dr. Battery MPL08224P-08 6-cell 10.8V 4400mAh laptop battery

SKU CH-CM5B-9SA8T

Six-cell 10.8V 4400mAh lithium-ion replacement for HP ProBook and EliteBook models

  • Battery type6 Cell Lithium-Ion
  • Battery voltage rating10.8 V
  • Battery capacity4,400 mAh
  • Product colorBlack
  • Product typeBattery
  • Compatible withCompaq 6530b / 6535b / 6730b / 6735b HP 6500b / 6530b / 6535
  • 4400 mAh capacity powers longer work sessions
  • 8 V six-cell lithium-ion matches OEM voltage
  • Built-in smart chip enables quicker charging cycles
  • circuit, overheat and overload protections guard hardware
  • Compatible with HP ProBook, EliteBook and Compaq models

Replacement battery for HP ProBook series

This 6-cell lithium-ion unit is a direct replacement for HP ProBook 6440b, 6445b, 6450b, 6455b, 6540b, 6545b, 6550b, 6555b, 6730 and 6730b models. It also fits Compaq 6530b, 6535b, 6730b and 6735b as well as EliteBook 6930p, 8440p and 8440w Mobile. The 10.8V 4400mAh pack restores original runtime for mobile professionals who need reliable power away from a desk.

Build quality and daily use

The black plastic housing matches the OEM form factor so it seats securely in the existing battery bay without adapters. A built-in smart control chip manages charging cycles, reduces power draw and extends discharge time during use. Integrated safeguards protect against short circuit, overheating and overload conditions, keeping the laptop and user safe during transport or heavy workloads.

What the warranty and support add

Dr. Battery has supplied laptop power products since 2006 and backs this unit with a 1-year warranty. The manufacturer encourages buyers to verify the original battery part number and voltage before purchase and offers direct contact for installation questions or compatibility checks through their website and YouTube channel.

How it compares

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

Price $34.99
Pricier than about 62% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameDr. Battery
Model nameMPL08224P-08
Product colorBlack
Product typeBattery
Power
Battery type6 Cell Lithium-Ion
Battery voltage rating10.8 V
Battery capacity4,400 mAh
Compatibility
Compatible withCompaq 6530b / 6535b / 6730b / 6735b
HP 6500b / 6530b / 6535b / 6700b / 6730b / 6735b
HP EliteBook 6930p / 8440p / 8440w Mobile
HP ProBook 6440b / 6445b / 6450b / 6455b / 6540b / 6545b / 6550b / 6555b / 6730 / 6730b / 6735 / 6735b / 6930 / 6930b
Original Battery Part Number :
484786-001 / 486295-001 / 486296-001 / 489961-001 / 491173-541 / 491173-542 / 532497-241 / 582033-001 / 586765-001 / 586765-002 / 593578-001 / AU213AA / AU213AA#ABA / AU213AA#AC3 / AU213UT / AU213UT#ABA / HSTNN-C66C / HSTNN-C66C-4 / HSTNN-C66C-5 / HSTNN-C67C / HSTNN-C67C-4 / HSTNN-C67C-5 / HSTNN-C68C / HSTNN-C69

Questions about this item

What voltage does the MPL08224P-08 battery deliver to the laptop?

The battery supplies 10.8V, matching the original specification for the listed HP ProBook and EliteBook models.

Will this 6-cell pack fit the battery bay on an HP ProBook 6555b?

Yes, the MPL08224P-08 is a direct replacement for part numbers 484786-001, 486295-001, 486296-001, 489961-001 and 491173-541 used in that chassis.

What is the first step when installing this battery in a Compaq 6735b?

Power off the laptop, disconnect the AC adapter, then slide the release latch to remove the old pack before inserting the new one until it clicks.

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