BESIGN
BESIGN BTY-M6JBattery 2 in 1 accessory 11.4V 64.98Wh 5700mAh
Replacement lithium-polymer battery rated 11.4V and 64.98Wh for compatible MSI GS63, GS73 and WS63 series laptops
- Reliable power for extended sessions with 11.4V 64.98Wh capacity
- Broad compatibility across MSI GS63 GS73 WS63 series laptops
- Direct replacement for BTY-M6J BTY-U6J and MS-16K4 part numbers
- Ready to use out of the box as a brand-new battery
- Optimised Li-polymer chemistry delivers 5700mAh for lasting performance
Replacement Battery for MSI Stealth Pro
This 11.4V 64.98Wh lithium-polymer battery replaces the original BTY-M6J and BTY-U6J units in compatible MSI GS63, GS63VR, GS73, GS73VR, WS63 and WS63VR notebooks. It is intended for owners of those specific laptops who need a new power source because the original cell no longer holds a charge. Buyers with other MSI series or different brands cannot use this part.
Connector and Factory Variations Limit Direct Swaps
The supplier notes that production batches differ in physical size, cable length and interface layout, so the connector on this unit may not match every listed model even when the part number appears compatible. Voltage and capacity are fixed at 11.4V and 5700mAh, therefore the battery cannot be adapted to systems that require a different voltage or a higher watt-hour rating. No circuitry or firmware adjustment can overcome a mismatched plug.
Verify Exact Model and Connector Before Ordering
Check your laptop's exact model suffix against the long compatibility list and compare the connector photo with the battery currently installed in your machine. If the replacement is not recognised at first boot, the maker advises reseating the connector and then cycling the charge from 5 percent to full three or four times to wake the new cell. Without a visual match and the correct part number the battery will not fit or function.
Highlights
- Reliable power for extended sessions with 11.4V 64.98Wh capacity
- Broad compatibility across MSI GS63 GS73 WS63 series laptops
- Direct replacement for BTY-M6J BTY-U6J and MS-16K4 part numbers
- Ready to use out of the box as a brand-new battery
- Optimised Li-polymer chemistry delivers 5700mAh for lasting performance
Specifications
No published specifications for this item yet.
Questions about this item
Which battery capacity matches the 64.98 Wh rating for my MSI GS63VR?
This unit delivers 64.98 Wh at 11.4 V, giving 5700 mAh of lithium-polymer power for the listed GS63VR and GS73VR models.
What runtime does the 64.98 Wh capacity provide in a GS73VR Stealth Pro?
The 64.98 Wh pack restores the original factory capacity, so runtime matches the laptop's stock battery life when new.
Does the BTY-M6J connector fit the MSI GS63 8RE motherboard header?
The replacement uses the BTY-M6J / BTY-U6J pin-out used across MS-16K4, MS-17B1 and related MSI chassis; verify the cable length and plug orientation against the photo before installing.
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