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Rectangular black lithium-polymer laptop battery with connector plug

NShi

NShi RR03XL 11.4V 48Wh 4212mAh laptop battery

SKU CH-MW3Q-VQ2EY MPN RR03XL

Replacement lithium-polymer battery delivering 11.4 V and 48 Wh for HP ProBook 430, 440, 450, 455 and 470 G4 and G5 models

  • Battery TypeLithium Polymer
  • Direct replacement for multiple HP ProBook part numbers
  • 48Wh lithium polymer cell delivers 11.4V rated output
  • 4212mAh capacity supports extended mobile work sessions
  • Fits ProBook 430 440 450 455 470 G4 and G5 series
  • Plug-and-play installation with no extra drivers required

Direct Replacement Battery

The NShi RR03XL is a new lithium-polymer battery built to replace the original unit in compatible HP ProBook models. It delivers 11.4V and 48Wh capacity with a 4212mAh rating. The plug-and-play design fits ProBook 430, 440, 450, 455 and 470 G4 series as well as 440, 450 and 470 G5 series notebooks. Buyers who need a different voltage or connector layout cannot use this pack.

Thermal And Power Behaviour

The battery operates at the rated 11.4V during normal mobile use without active cooling. Lithium-polymer chemistry keeps self-discharge low while the notebook manages charge current through its embedded controller. No external adapter or fan is required for typical office workloads. Users who expect hot-swap capability or external charging contacts will not find them on this model.

Sustained Load Performance

Under continuous drain the cell voltage remains stable until the notebook initiates its low-power state near the 5% reserve threshold. The supplier recommends cycling the pack to 95% charge three to four times after installation to calibrate the fuel gauge. Capacity does not degrade differently under sustained load compared to burst use. Customers who require user-replaceable cells or service-life data beyond the one-year warranty period are not served by this unit.

Highlights

  • Direct replacement for multiple HP ProBook part numbers
  • 48Wh lithium polymer cell delivers 11.4V rated output
  • 4212mAh capacity supports extended mobile work sessions
  • Fits ProBook 430 440 450 455 470 G4 and G5 series
  • Plug-and-play installation with no extra drivers required

Specifications

Battery TypeLithium Polymer

Questions about this item

How do I install the RR03XL battery and what step do people often miss?

Open the back case, disconnect the old battery, connect the RR03XL using its plug interface, then discharge to 5% and charge to 95% for 3 to 4 cycles before regular use.

What maintenance will the RR03XL battery need over time?

Periodically run a full discharge to 5% followed by a charge to 95% to recalibrate the fuel gauge; replace the pack when runtime drops below your needs.

What limit appears first during sustained use of the RR03XL?

The 48Wh capacity sets the runtime ceiling; under continuous load the pack will deplete before any thermal or voltage limit is reached.

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