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Black rectangular six-cell lithium-ion laptop battery pack

Tryhi

Tryhi BTY-M6J laptop battery 11.4V 64.98Wh 5700mAh 6-cell Li-ion

SKU CH-6D8Y-16BZT MPN BTY-M6J

Replacement 6-cell lithium-ion battery delivering 11.4 V and 64.98 Wh for compatible MSI GS and WS series notebooks

  • Battery Type6 Cell Lithium-Ion
  • 4V 64.98Wh capacity powers extended work sessions
  • 5700mAh 6-cell lithium-ion design delivers reliable runtime
  • Replaces BTY-M6J, BTY-U6J and MS series part numbers
  • Fits MSI GS63, GS63VR, GS73, GS73VR, WS63, WS63VR notebooks
  • CE and FCC certified for safety compliance

Compatible MSI models

This replacement battery fits MSI GS63, GS63VR, GS73, GS73VR, WS63 and WS63VR series notebooks. It matches part numbers BTY-M6J, BTY-U6J, MS-16K4, MS-17B1, MS-17B4, MS-17B5, MS-17B6, MS-17B7, MS-16K2 and MS-16K5. The unit is certified by CE and FCC for safety compliance.

Capacity and runtime

The 6-cell lithium-ion pack delivers 11.4V and 64.98Wh, rated at 5700mAh. That energy reserve supports typical mobile-workstation workloads for several hours on a single charge. Heavier sustained loads such as rendering or gaming will reduce the usable runtime noticeably.

Lithium-ion practical limits

Lithium-ion chemistry gradually loses capacity over repeated charge cycles and calendar time. Storage at full charge or in high temperatures accelerates this wear. The pack is not user-serviceable and must be recycled through approved channels when it no longer holds sufficient charge.

Highlights

  • 4V 64.98Wh capacity powers extended work sessions
  • 5700mAh 6-cell lithium-ion design delivers reliable runtime
  • Replaces BTY-M6J, BTY-U6J and MS series part numbers
  • Fits MSI GS63, GS63VR, GS73, GS73VR, WS63, WS63VR notebooks
  • CE and FCC certified for safety compliance

Specifications

Battery Type6 Cell Lithium-Ion

Questions about this item

Will the BTY-M6J battery fit my older MSI GS63 6RF Stealth Pro laptop?

Yes, the BTY-M6J is listed as compatible with the MSI GS63 6RF 7RD 7RE 8RE Stealth Pro series among other models.

How can I verify the 11.4V 64.98Wh battery is working correctly after installation?

Check that the operating system reports the correct 11.4V voltage and near 5700mAh design capacity, and that the laptop runs on battery power without shutting down unexpectedly.

Does the BTY-M6J package include installation tools or just the 6-cell Li-ion battery?

The supplier data lists only the 6-cell lithium-ion battery itself; any screwdrivers or opening tools needed for the MSI notebook must be sourced separately.

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