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Rectangular black lithium-ion laptop battery with label showing 7.7V 5050mAh

PowerWarehouse

PowerWarehouse EB-BW720ABA laptop battery 7.7V 5050mAh

SKU CH-8FNG-PSWNA

Replacement 2-cell lithium-ion battery delivering 7.7 V and 5050 mAh for compatible Samsung laptops

  • Battery type2 Cell Lithium-Ion
  • Compatible withXE310XBA, XE310XBA-K01US, XE310XBA-K02US, XE310XBAK03US, XE3
  • Compatible with many Samsung Chromebook models
  • Replaces multiple OEM part numbers for easy matching
  • 7 V 5050 mAh capacity supports long run time
  • Two-cell lithium-ion design keeps weight low
  • Brand-new unit ready for immediate installation

Compatible Samsung Chromebook Battery

This new 7.7V 5050mAh lithium-ion cell replaces the original EB-BW720ABA pack in a wide range of Samsung Chromebook models. It fits the XE310XBA, XE350XBA and XE520QAB series along with numerous regional variants. The two-cell design matches the factory voltage and capacity specifications exactly.

Direct OEM Part Replacement

The battery cross-references ten Samsung and third-party part numbers including AA-PBMN2H0, BA43-00390A and GH43-04691A. Swapping the old pack for this unit restores the original runtime without any firmware updates or configuration changes. No additional cables, adapters or software are included in the package.

Verify Model Before Ordering

Confirm that your device model appears in the supported list such as XE310XBA-K02US, XE350XBA-K03US or XE521QAB-K01US before purchase. The connector and physical dimensions are specific to the listed Chromebooks and will not fit other Samsung laptops or different battery form factors.

How it compares

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

Price $47.99
Pricier than about 80% of the 27,790 comparable items (median $30.99).

Specifications

Product
Part numberAA1K801FS/T-B, AA1KB01FS/T-B, AA1KB22FS/T-B, AA-PBMN2H0, AA-PBMN2HO, BA43-00390A, EB-BW720ABA, EB-BW720ABE, GH43-04691A, 2ICP4/81/111
Power
Battery type2 Cell Lithium-Ion
Compatibility
Compatible withXE310XBA, XE310XBA-K01US, XE310XBA-K02US, XE310XBAK03US, XE310XBA-K03US, XE310XBAK04US, XE310XBA-K04US, XE310XBAKA1US, XE310XBAKA2US, XE310XBAKB1US, XE310XBAKB2US

Questions about this item

How many charge cycles can the 7.7 V 5050 mAh lithium-ion pack sustain before it needs replacing?

The battery is a 2-cell lithium-ion unit rated at 7.7 V and 5050 mAh; typical lithium-ion chemistry in this class provides several hundred full cycles before noticeable capacity loss.

What is the first limitation you hit when running the EB-BW720ABA continuously on a full charge?

Runtime is limited by the 5050 mAh capacity; once the stored charge is depleted the laptop must be plugged in to continue operating.

Does the 7.7 V 2-cell pack generate noticeable heat or fan noise during all-day use?

The battery itself has no moving parts and produces minimal heat; any warmth or fan activity comes from the laptop's own thermal management.

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