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Black rectangular lithium polymer laptop battery with connector端口

Dr. Battery

Dr. Battery MPL08318P-02 4900 mAh 7.4V laptop battery

SKU CH-PDRG-9WQ7Y

Replacement lithium-polymer battery rated 4900 mAh at 7.4 V for HP Pavilion 15-AU109NG, 15-AU111NG, 15-AU123CL, 15-AU134TX, 15-AU136TX, 15-AU137TX and matching BP02XL, HSTNN-UB7B, TPN-Q172, TPN-Q175.

  • Battery typeLithium Polymer
  • Battery voltage rating7.4 V
  • Battery capacity4,900 mAh
  • Product colorBlack
  • Product typeBattery
  • Compatible withHP Pavilion 15-AU000 / 15-AU103NG / 15-AU105NG / 15-AU106NG
  • Replaces HP Pavilion 15-AU series models including 15-AU109NG and 15-AU111NG
  • Lithium Polymer chemistry delivers 4900 mAh capacity at 7.4V for extended runtime
  • Built-in smart chip provides overcharge, overheat and short-circuit protection
  • 38 Wh energy rating matches OEM specification for reliable performance
  • Dr. Battery brand established 2006 with professional grade cells

Replacement Battery for HP Pavilion 15-AU Series

This new lithium-polymer battery replaces original HP units such as BP02XL, HSTNN-LB7H and HSTNN-UB7B across a wide range of Pavilion 15-AU models. It is built for owners who need a direct-fit power source to restore mobility to a compatible notebook.

Built-In Smart Control Chip

The integrated chip manages quicker charging, lower power consumption and longer discharge time while providing short-circuit, overheat and overload protections. These safeguards operate automatically to maintain safe usage during everyday operation.

4900 mAh Capacity at 7.4V

Rated at 4900 mAh and 38 Wh, the pack delivers the same voltage and energy as the original specification for typical office and media tasks. It will not suit users whose original battery carried a higher watt-hour rating or a different form factor.

How it compares

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

Price $37.99
Pricier than about 68% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameDr. Battery
Model nameMPL08318P-02
Product colorBlack
Product typeBattery
Power
Battery typeLithium Polymer
Battery voltage rating7.4 V
Battery capacity4,900 mAh
Compatibility
Compatible withHP Pavilion 15-AU000 / 15-AU103NG / 15-AU105NG / 15-AU106NG / 15-AU107NG / 15-AU108NG / 15-AU109NG / 15-AU111NG / 15-AU123CL / 15-AU134TX / 15-AU136TX / 15-AU137TX / 15-AU144TX / 15-AU145TX / 15-AU146TX / 15-AU147TX / 15-AU148TX / 15-AU149TX / 15-AU150TX / 15-AU160TX / 15-AU163TX / 15-AU164TX / 15-AU165TX / 15-AU171TX / 15-AU178TX / 15-AU502TX / 15-AU620TX / 15-AU624TX / 15-AU626TX / 15-AU628TX / 15-AW001CY / 15-AW002LA / 15-AW003LA / 15-AW004AT / 15-AW006NG / 15-AW053NR
Original Battery Part Number :
849569-421 / 849569-541 / 849569-542 / 849569-543 / 849909-850 / BP02041XL / BP02XL

Questions about this item

How often will the lithium-polymer cells in the MPL08318P-02 need replacement under normal use?

Lithium-polymer cells typically last several years; capacity gradually drops after hundreds of charge cycles, so plan a replacement when run-time no longer meets your needs.

What capacity limit appears first during continuous discharge of the 4900 mAh pack?

The 4900 mAh rating sets the total energy available; once that charge is depleted the battery hits its voltage cutoff and the laptop shuts down.

How much heat does the 7.4 V battery generate when the laptop runs all day?

The pack includes short-circuit, overheat and overload protection; normal operation produces only modest warmth that the laptop chassis dissipates.

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