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Black rectangular laptop battery, model C21N1833, 47WH 7.7V

KingSener

KingSener C21N1833 47WH 7.7V laptop battery

SKU CH-54SW-X6YN6 MPN C21N1833

47 Wh 7.7 V lithium-ion replacement battery for Asus ZenBook 14 and VivoBook S14 models

  • Battery typeLithium-Ion
  • Battery voltage rating7.7 V
  • Product colorBlack
  • Product typeBattery
  • Compatible with47WH
  • 47WH capacity powers long work sessions
  • 7V lithium-ion cells match original voltage
  • Direct replacement for Asus ZenBook 14 and VivoBook S14 models
  • Replaces part numbers C21N1833 and 0B200-03340000
  • Brand-new replacement battery with two-year coverage

Compatible Asus ZenBook and VivoBook models

This replacement battery fits Asus ZenBook 14 UM431, UM431DA, UX431, UX431FA, UX431FN, UX431FL, UX431DA and VivoBook S14 S431FA, S431FL series. It replaces part numbers C21N1833, 0B200-03340000 and 2ICP5/74/110. Buyers with other Asus models or different part numbers should look elsewhere.

47 Wh capacity at 7.7 V

The cell delivers 47 Wh at 7.7 V using lithium-ion chemistry. This capacity and voltage combination is the single specification that determines whether the battery will work in the listed laptops. If your original battery shows a different watt-hour rating or voltage, this unit is not the correct match.

How it compares

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

Price $42.99
Pricier than about 74% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameKingsener
Model nameC21N1833
Part numberC21N1833
Product colorBlack
Product typeBattery
Power
Battery typeLithium-Ion
Battery voltage rating7.7 V
Compatibility
Compatible with47WH

Questions about this item

Does the C21N1833 battery fit the Asus ZenBook 14 UM431 and UX431 series without modification?

Yes, the C21N1833 is a direct replacement for the original 0B200-03340000 and 2ICP5/74/110 packs used in the ZenBook 14 UM431, UX431FA, UX431FN, UX431FL and UX431DA models.

What is the common installation mistake when swapping this 7.7 V 47 Wh pack in a ZenBook 14?

Forgetting to disconnect the internal battery connector before removing the bottom cover can cause a short; always unplug the old pack first, then secure the new C21N1833 connector before reassembly.

How long will the lithium-ion cells in this 47 Wh battery hold a useful charge before needing replacement?

With normal daily use the KingSener C21N1833 retains most of its 47 Wh capacity for about two years, matching the supplier’s warranty period.

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