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Black rectangular lithium-ion laptop battery with label showing 42Wh 11.55V

Beisite

Beisite C31N2201 42Wh 11.55V laptop battery for Asus Vivobook Go 15 E1504F E1504G X1605EA X1605ZA F1504ZA-SB34

SKU CH-NZQ7-JD1R9

42 Wh lithium-ion replacement battery at 11.55 V for compatible Vivobook 15 and 16 models

  • Battery typeLithium-Ion
  • Battery voltage rating11.55 V
  • Battery capacity42 Wh
  • Product colorBlack
  • Product typeBattery
  • Compatible withFor Vivobook Go 15 E1504F E1504G ADOL14 V MT790 / 16 X1605EA
  • Replaces original C31N2201 part directly
  • Lithium-Ion chemistry delivers 42Wh capacity
  • 55V output matches factory specification
  • Compatible with Vivobook Go 15 and 16 models
  • Brand-new unit supplied in black finish

Replacement battery for Vivobook Go 15

This new lithium-ion battery replaces part numbers C31N2201, 0B200-04260000 and 31CP5/58/78. It fits Vivobook Go 15 E1504F, E1504G and Vivobook 16 X1605EA, X1605ZA models. The black pack restores mobile power for compatible Asus notebooks.

Thermals noise and power draw in normal use

Lithium-ion chemistry delivers steady 11.55V output with 42Wh capacity during typical workloads. The cell runs silently and generates minimal heat under normal office or browsing use. No moving parts mean zero acoustic signature.

Upgrade from a worn or failed original pack

Swap this in when the factory battery no longer holds charge or shows reduced runtime. The 42Wh rating matches the original specification for listed Vivobook 15 and 16 series. Buyers needing higher capacity or a different voltage should verify their model requirements first.

How it compares

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

Price $39.99
Pricier than about 71% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameC31N2201
Model nameC31N2201
Part number31CP5/58/78
Product colorBlack
Product typeBattery
Power
Battery typeLithium-Ion
Battery voltage rating11.55 V
Battery capacity42 Wh
Compatibility
Compatible withFor Vivobook Go 15 E1504F E1504G ADOL14 V MT790 / 16 X1605EA X1605ZA F1504ZA-SB34 Series

Questions about this item

How do I install the C31N2201 battery in my Vivobook Go 15 E1504F?

Power off the laptop, remove the bottom case screws, disconnect the old battery cable, fit the new 42Wh pack, reconnect the cable, refit the case and screws, then charge fully before first use.

What replacement will the C31N2201 battery need over time?

The lithium-ion cell degrades with charge cycles; after it no longer holds sufficient runtime, replace it with another 42Wh 11.55V pack such as part 31CP5/58/78.

What limit appears first during sustained use of this 42Wh battery?

The 42Wh capacity determines how long the laptop runs before the voltage drops to the shutdown threshold under continuous load.

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