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Black rectangular lithium-ion laptop battery with label showing 11.4V 51Wh

TOPKTEAM

TOPKTEAM 266J9 laptop battery 11.4V 51Wh

SKU CH-PBN4-MNGEP

Replacement lithium-ion battery delivering 11.4 V and 51 Wh for compatible Dell Inspiron and G-series laptops

  • Battery TypeLithium-Ion
  • Compatible with numerous Inspiron G3 G5 and 14 5490 models
  • 51Wh capacity delivers extended runtime for daily tasks
  • 4V lithium-ion chemistry matches original specifications
  • Brand new condition ensures full performance from first use
  • 12 month warranty provides confidence in long term reliability

Replacement battery for Inspiron G3 and G5

This 11.4 V lithium-ion pack delivers 51 Wh of capacity and fits a wide range of Dell Inspiron G3 14, G3 15, G5 15 and Inspiron 14 5490 models listed by part number 266J9. It is a brand-new unit supplied with a 12-month warranty. Owners of compatible laptops can restore original runtime without adapting cables or connectors.

Direct-fit design requires no extra parts

The battery matches the original form factor and voltage so it installs using the existing screws and latch mechanism. No additional brackets, wiring harnesses or software utilities are bundled or needed. The black casing aligns with the chassis colour of the supported models.

Verify the exact model number before ordering

Dell uses similar chassis across several series so confirm that your unit appears in the compatibility list such as G3 3500, G3 3590, G5 5500 or Inspiron 14 5490. This pack will not suit systems that require a different voltage or connector layout.

Highlights

  • Compatible with numerous Inspiron G3 G5 and 14 5490 models
  • 51Wh capacity delivers extended runtime for daily tasks
  • 4V lithium-ion chemistry matches original specifications
  • Brand new condition ensures full performance from first use
  • 12 month warranty provides confidence in long term reliability

Specifications

Battery TypeLithium-Ion

Questions about this item

How many charge cycles will the 11.4V 51Wh Li-ion cell last before it needs replacing?

The lithium-ion chemistry typically delivers several hundred full cycles before capacity drops noticeably; exact cycle count depends on usage patterns.

What limits runtime first when the battery runs continuously at full load?

The 51Wh capacity is the primary limit; sustained high drain depletes the stored energy faster than lower loads.

Does the pack generate noticeable heat or fan noise during all-day use?

The battery itself is passive and silent; any heat or noise comes from the laptop's own cooling system.

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