Replacement Asus C21N1818 Laptop Battery
Item #: CS-AUX412NB   |    Ships Directly from Manufacturer
(1) Read a Review / Write a Review
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Replacement Asus C21N1818 Laptop Battery

Item #: CS-AUX412NB   |  Ships Directly from Manufacturer
(1) Read a Review / Write a Review
Today's Price: $40.95

Price: $40.95
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Specs

Product Specifications for Replacement Asus C21N1818 Laptop Battery

Specifications:
BM Part #: CS-AUX412NB
Voltage: 7.6 Volt
Capacity: 4100 mAh
Energy Capacity: 31.16 Wh
Type: Li-Poly
Length: 7.73"
Width: 3.33"
Height: 0.31"
Shipping Weight: 1.62Lbs
Warranty: 1 Year
Features:
  • Comparable Power: Features a 31.16Wh (4100mAh) capacity at 7.6V, delivering performance and runtimes comparable to the standard 32Wh OEM battery.
  • Guaranteed Quality: Built with high-quality Li-Polymer cells and engineered to meet original power requirements for reliable charging and discharge cycles.
  • Worry-Free Warranty: Supported by a full 1-Year Warranty for long-term peace of mind.
  • Extended Returns: Benefit from our superior 60-Day, Hassle-Free Return Policy - double the standard industry duration.
  • Direct Fit: Designed to match the exact dimensions of the original C21N1818 battery for a seamless and secure installation.
  Get OEM performance for less!  
Our replacement batteries deliver the same quality and power as brand-name originals, but without the premium price tag. Stop paying for a logo. Choose performance and significant savings.
Description

Product Description

The Replacement Asus C21N1818 Laptop Battery is a high-quality, non-OEM Li-Polymer power solution for your Asus VivoBook. With a dependable capacity of 31.16Wh (4100mAh) at 7.6V, this battery closely matches the power and runtime of the standard 32Wh original. Backed by our full 1-Year Warranty and a superior 60-Day, Hassle-Free Return Policy, you get guaranteed performance and value that low-cost marketplace sellers can't match.

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Replaces

Cross Reference & Compatibility

The Replacement Asus C21N1818 Laptop Battery has been cross-referenced to be compatible with or replace these OEM part numbers and models:
CS-AUX412NB
OEM
  • Asus 0B200-03190800
  • Asus 0B200-03280600
  • Asus C21N1818
  • Asus C21N1818-1
  • Asus C21N1818-3
  • Asus C21PPJH

This battery can be used in these models:

Laptop
  • Asus A412FA
  • Asus A412UA
  • Asus A412UB
  • Asus F412DA
  • Asus F412FA
  • Asus F412UA
  • Asus F512FA-BQ067T
  • Asus P1402FA
  • Asus P1402UA
  • Asus Pro 14 R424FA-EK109R
  • Asus R424FA-EK109R
  • Asus R424UB
  • Asus VivoBook 14 F412DA
  • Asus VivoBook 14 F412FA
  • Asus VivoBook 14 F412FA-EB025T
  • Asus VivoBook 14 F412FA-EB089T
  • Asus VivoBook 14 F412FA-EB506T
  • Asus VivoBook 14 F412FA-EK659T
  • Asus VivoBook 14 F412FJ-EB118T
  • Asus VivoBook 14 F412FJ-EB119T
  • Asus VivoBook 14 F412UA
  • Asus VivoBook 14 F412UA-BV156T
  • Asus VivoBook 14 F412UA-EB607T
  • Asus VivoBook 14 F412UA-EK334T
  • Asus VivoBook 14 X403FA-EB021T
  • Asus VivoBook 14 X412DA
  • Asus VivoBook 14 X412DA-BV287
  • Asus VivoBook 14 X412DA-EB454
  • Asus VivoBook 14 X412DA-EK140T
  • Asus VivoBook 14 X412DA-EK181T
  • Asus VivoBook 14 X412DA-EK325T
  • Asus VivoBook 14 X412DA-EK330T
  • Asus VivoBook 14 X412DA-EK335T
  • Asus VivoBook 14 X412DA-EK504T
  • Asus VivoBook 14 X412DK
  • Asus VivoBook 14 X412FA
  • Asus VivoBook 14 X412FA-EB019T
  • Asus VivoBook 14 X412FA-EB025
  • Asus VivoBook 14 X412FA-EB057
  • Asus VivoBook 14 X412FA-EB099T
  • Asus VivoBook 14 X412FA-EB103T
  • Asus VivoBook 14 X412FA-EB235T
  • Asus VivoBook 14 X412FA-EB487R
  • Asus VivoBook 14 X412FA-EK173R
  • Asus VivoBook 14 x412fa-ek177t
  • Asus VivoBook 14 x412fa-ek186t
  • Asus VivoBook 14 x412fa-ek230t
  • Asus VivoBook 14 X412FA-EK236T
  • Asus VivoBook 14 X412FA-EK268R
  • Asus VivoBook 14 x412fa-ek295t
  • Asus VivoBook 14 X412FA-EK315R
  • Asus VivoBook 14 X412FA-EK319T
  • Asus VivoBook 14 X412FA-EK376T
  • Asus VivoBook 14 x412fa-ek401t
  • Asus VivoBook 14 X412FA-EK747T
  • Asus VivoBook 14 X412FA-EK748T
  • Asus VivoBook 14 X412FA-EK839T
  • Asus VivoBook 14 X412FA-EK865T
  • Asus VivoBook 14 X412FA-EK866T
  • Asus VivoBook 14 X412FJ
  • Asus VivoBook 14 X412FJ-BV201T
  • Asus VivoBook 14 X412FJ-BV207T
  • Asus VivoBook 14 X412FJ-EB023T
  • Asus VivoBook 14 X412FJ-EB090T
  • Asus VivoBook 14 X412FJ-EB102
  • Asus VivoBook 14 X412FJ-EK215T
  • Asus VivoBook 14 X412FJ-EK216T
  • Asus VivoBook 14 X412FJ-FT831T
  • Asus VivoBook 14 X412FL-EB105T
  • Asus VivoBook 14 X412FL-EB124T
  • Asus VivoBook 14 X412FL-EK084T
  • Asus VivoBook 14 X412FL-EK154T
  • Asus VivoBook 14 X412FL-EK294T
  • Asus VivoBook 14 X412FL-FI871T
  • Asus VivoBook 14 X412FL-FI872T
  • Asus VivoBook 14 X412UA
  • Asus VivoBook 14 X412UA-BV182T
  • Asus VivoBook 14 X412UA-BV518T
  • Asus VivoBook 14 X412UA-EB191T
  • Asus VivoBook 14 X412UA-EK038T
  • Asus VivoBook 14 X412UA-EK184T
  • Asus VivoBook 14 X412UA-EK187T
  • Asus VivoBook 14 X412UA-EK255T
  • Asus VivoBook 14 X412UA-EK266T
  • Asus VivoBook 14 X412UA-EK319T
  • Asus VivoBook 14 X412UA-EK333T
  • Asus VivoBook 14 X412UA-EK341T
  • Asus VivoBook 14 X412UA-EK342T
  • Asus VivoBook 14 X412UA-EK343T
  • Asus VivoBook 14 X412UA-EK384T
  • Asus VivoBook 14 X412UA-EK425T
  • Asus VivoBook 14 X412UB-EB039T
  • Asus VivoBook 14 X412UB-EB040T
  • Asus VivoBook 14 X412UB-EK030T
  • Asus VivoBook 14 X412UF
  • Asus VivoBook 15 F512DA-BQ085T
  • Asus VivoBook 15 F512DA-BQ245T
  • Asus VivoBook 15 F512DA-BQ648T
  • Asus VivoBook 15 F512DA-DB34
  • Asus VivoBook 15 F512DA-EB51
  • Asus VivoBook 15 F512DA-EJ109T
  • Asus VivoBook 15 F512DA-R5AV8SB1
  • Asus VivoBook 15 F512DA-RS51
  • Asus VivoBook 15 F512DA-SH31
  • Asus VivoBook 15 F512DA-WH31
  • Asus VivoBook 15 F512FA-AB34
  • Asus VivoBook 15 F512FA-BQ067T
  • Asus VivoBook 15 F512FA-BQ148T
  • Asus VivoBook 15 F512FA-BQ150R
  • Asus VivoBook 15 F512FA-BR751TS
  • Asus VivoBook 15 F512FA-EJ061T
  • Asus VivoBook 15 F512FA-EJ516T
  • Asus VivoBook 15 F512FA-EJ574T
  • Asus VivoBook 15 F512FA-EJ610T
  • Asus VivoBook 15 F512FA-EJ849T
  • Asus VivoBook 15 F512FB-EJ175T
  • Asus VivoBook 15 F512FL-BQ093T
  • Asus VivoBook 15 F512FL-BQ378T
  • Asus VivoBook 15 F512FL-EJ054T
  • Asus VivoBook 15 F512FL-EJ314T
  • Asus VivoBook 15 F512FL-EJ786T
  • Asus VivoBook 15 F512UA-BQ251T
  • Asus VivoBook 15 F512UA-EJ233T
  • Asus VivoBook 15 F512UA-EJ260T
  • Asus VivoBook 15 F512UA-EJ269T
  • Asus VivoBook 15 F512UB
  • Asus VivoBook 15 F512UB-BQ039T
  • Asus VivoBook 15 F512UB-EJ130T
  • Asus VivoBook 15 F512UB-EJ131T
  • Asus VivoBook 15 F512UB-EJ132T
  • Asus VivoBook 15 S512FB-EJ255T
  • Asus VivoBook 15 S512JA-BQ448T-BE
  • Asus VivoBook 15 X512DA-EJ271T
  • Asus VivoBook 15 X512DK-EJ036
  • Asus VivoBook 15 X512DK-EJ045
  • Asus VivoBook 15 X512FA-BQ062T
  • Asus VivoBook 15 X512FA-BQ063T
  • Asus VivoBook 15 X512FA-BQ067T
  • Asus VivoBook 15 X512FA-EJ135T
  • Asus VivoBook 15 X512FA-EJ136T
  • Asus VivoBook 15 X512FB
  • Asus VivoBook 15 X512FB-EJ016T
  • Asus VivoBook 15 X512FJ-EJ167T
  • Asus VivoBook 15 X512FL-0241G8565U
  • Asus VivoBook 15 X512FL-0348B8265U
  • Asus VivoBook 15 X512FL-0398S8265U
  • Asus VivoBook 15 X512FL-BQ259T
  • Asus VivoBook 15 X512FL-BQ260T
  • Asus VivoBook 15 X512FL-BQ261T
  • Asus VivoBook 15 X512FL-BQ262T
  • Asus VivoBook 15 X512FL-EJ158T
  • Asus VivoBook 15 X512FL-EJ161T
  • Asus VivoBook 15 X512FL-EJ197T
  • Asus VivoBook 15 X512FL-EJ201T
  • Asus VivoBook 15 X512FL-EJ205T
  • Asus VivoBook 15 X512FL-EJ207T
  • Asus VivoBook 15 X512FL-EJ372T
  • Asus VivoBook P3500FA
  • Asus VivoBook P3500FA-BQ145
  • Asus VivoBook S14 S412DA-EK025T
  • Asus VivoBook S412DA-EK004T
  • Asus VivoBook S412DA-EK005T
  • Asus VivoBook S412DA-EK032T
  • Asus VivoBook S412DA-EK173T
  • Asus VivoBook S412DA-EK319T
  • Asus VivoBook S412DA-EK320T
  • Asus VivoBook S412DA-EK321T
  • Asus VivoBook S412DA-EK473T
  • Asus VivoBook S512JA-BQ161
  • Asus VivoBook S512JA-BR192T
  • Asus VivoBook S512JA-EJ072T
  • Asus VivoBook S512JA-EJ087T
  • Asus VivoBook S512JA-EJ157T
  • Asus VivoBook S512JA-EJ223T-BE
  • Asus X412FA-8B
  • Asus X412FJ
  • Asus X412FJ-EK091T
  • Asus X412UA
  • Asus X412UA-1G
  • Asus X412UB
  • Asus X412UB-1G
  • Asus X412UB-8B
  • Asus X412UF
  • Asus Y4100FA
Reviews

Customer Reviews

1 Review | 5.0 out of 5
5 stars (1)
4 stars (0)
3 stars (0)
2 stars (0)
1 star (0)
100%
Would recommend this product.
What our Customers are saying
Good battery
September 19, 2025
by on September 19, 2025

The technician who installed this battery told me that is was more substantial and sturdy than the one he took out, and should last a lot longer! Happy camper!

Caroll
OH
Would recommend to a friend?
Yes

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