We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Black rectangular laptop battery with short cable attached

GreenTechLLC

GreenTechLLC C41N1906-3 90Wh laptop battery short cable

SKU CH-00AD-FA9QX

A 90Wh, four-cell lithium-ion replacement battery with a short cable for select ASUS ROG Zephyrus Duo and TUF Gaming laptops

  • ColorBlack
  • TypeBattery
  • CompatibilityASUS ROG ZEPHYRUS DUO 15 GX550, 15 GX550LWS, 15 GX550LWS-HF0
  • Battery Type4 Cell Lithium-Ion
  • Battery Voltage15.4V
  • Battery Capacity5845mah
  • 90Wh capacity extends runtime for demanding workloads
  • 4V 5845mAh 4-cell lithium-ion matches OEM specifications
  • Direct replacement for C41N1906 and 0B200-03620000 part numbers
  • Fits ASUS ROG Zephyrus Duo 15 GX550 and TUF A15 FA506 series
  • CE FCC RoHS certified with circuit protection and low self-discharge

Replacement battery for ASUS ROG Zephyrus Duo 15

This 90 Wh lithium-ion pack replaces OEM part numbers C41N1906 and C41N1906-3 in compatible ASUS ROG Zephyrus Duo 15 GX550 and GX551 models. It delivers 15.4 V and 5845 mAh from a four-cell layout. The unit is new and carries CE, FCC and RoHS safety certification.

Who should choose this battery

Owners of the listed ASUS ROG Zephyrus Duo 15 or TUF Gaming A15 and A17 models needing a direct 90 Wh replacement will find the correct voltage and connector. Buyers who want a higher capacity than 90 Wh or a different form factor for another laptop series should look elsewhere.

Deciding specification — 90 Wh capacity

The 90 Wh rating determines whether this unit matches the original energy budget of the target notebooks. Verify that your service manual specifies a 90 Wh, 15.4 V battery before ordering.

Highlights

  • 90Wh capacity extends runtime for demanding workloads
  • 4V 5845mAh 4-cell lithium-ion matches OEM specifications
  • Direct replacement for C41N1906 and 0B200-03620000 part numbers
  • Fits ASUS ROG Zephyrus Duo 15 GX550 and TUF A15 FA506 series
  • CE FCC RoHS certified with circuit protection and low self-discharge

Specifications

BrandGreenTech
ModelC41N1906, C41N1906-3, 4ICP5/63/133, 0B200-03620000, 0B200-03590000
Part NumberGTS-C41N1906-90WH
ColorBlack
TypeBattery
CompatibilityASUS ROG ZEPHYRUS DUO 15 GX550, 15 GX550LWS, 15 GX550LWS-HF085T, 15 GX550LWS-XS79, 15 GX550LXS, 15 GX550LXS-HC021TS, 15 GX550LXS-HC029R, 15 GX550LXS-HC029T, 15 GX550LXS-HC055T, 15 GX550LXS-HC060T, 15 GX550LXS-HC106T, 15 GX550LXS-HC141R, 15 GX550LXS-HC145TS, 15 GX550LXS-HC152T, 15 GX550LXS-HC170R, 15 GX550LXS-HC171T, 15 GX550LXS-HF076TS, 15 GX550LXS-HF100T
Battery Type4 Cell Lithium-Ion
Battery Voltage15.4V
Battery Capacity5845mah
Dimension11.35 x 3.35 x 0.4"
Weight0.75 LB

Questions about this item

How do I install the C41N1906-3 battery in my ASUS ROG Zephyrus Duo 15 GX550 and what step is often missed?

Remove the bottom case screws, disconnect the old battery connector, fit the new 15.4V 5845mAh pack, reconnect the short cable firmly, then replace the cover; the step often missed is reseating the connector until it clicks.

What maintenance or replacement will the 4-cell lithium-ion 90Wh battery need later?

Lithium-ion cells degrade with each charge cycle; plan to replace the pack once runtime drops below your needs, typically after several hundred full cycles.

What limit appears first during sustained heavy use of this 15.4V 5845mAh pack?

The 90Wh capacity sets the runtime ceiling; under continuous load the battery will reach its discharge limit before any thermal throttle engages.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.