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Black rectangular lithium-ion laptop battery with label showing 11.4V 52.4Wh

Beisite

Beisite BTY-M6K 11.4V 52.4Wh laptop battery

SKU CH-EBSB-7VXG3

Replacement lithium-ion battery delivering 11.4 V and 52.4 Wh for compatible MSI Stealth Pro and GF series laptops

  • Battery typeLithium-Ion
  • Battery voltage rating11.4 V
  • Battery capacity52.4 Wh
  • Product colorBlack
  • Product typeBattery
  • Compatible withFor Stealth Pro GS63VR GS73 GS73VR 7RG GF63 GF65 GF75 Thin 8
  • Replaces original BTY-M6K part across many MSI Stealth Pro and GF/GS series
  • 4 Wh lithium-ion capacity supports extended mobile sessions
  • 4 V output matches factory specification for stable power delivery
  • Brand-new cell pack ensures full cycle life from first charge
  • Black finish aligns with original chassis aesthetics

Replacement Battery for MSI Stealth Pro

The Beisite BTY-M6K is a new lithium-ion battery rated at 11.4 volts and 52.4 watt-hours. It serves as a direct replacement for part number 31CP6/73/95 and fits numerous MSI laptop models including GS63VR, GS73, GF63, GF65 and GF75 Thin series.

Voltage and Capacity Limits

The cell chemistry delivers a fixed 11.4 V output and a 52.4 Wh energy capacity, which determines the maximum runtime available from a single charge. No higher voltage or larger capacity version is offered for this form factor.

Verify Your Exact Model Before Ordering

Check the model label on the bottom of your laptop or the part number printed on your original battery against the supported list. Only units matching the listed GS, GF and MS series codes will fit and connect correctly. Buyers needing a different voltage, connector layout or higher capacity cannot use this part.

How it compares

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

Price $33.99
Pricier than about 60% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameBTY-M6K
Model nameBTY-M6K
Part number31CP6/73/95
Product colorBlack
Product typeBattery
Power
Battery typeLithium-Ion
Battery voltage rating11.4 V
Battery capacity52.4 Wh
Compatibility
Compatible withFor Stealth Pro GS63VR GS73 GS73VR 7RG GF63 GF65 GF75 Thin 8RC 8RD 9SD 3RD 8RX 9SE 9SEX 9SEXR 9SC 10SDR 10SE MS-16K2 MS-16R1 MS-16R2

Questions about this item

Is the BTY-M6K offered in any other voltage or capacity options?

No, this battery is supplied only as an 11.4V, 52.4Wh unit with a 4600mAh rating.

What does the 52.4Wh rating mean for daily use in a compatible MSI laptop?

It represents the total energy the pack can store; actual runtime depends on the specific model’s power draw, screen brightness and workload.

Which connector standard does the BTY-M6K use and does it limit charging speed?

The pack uses the proprietary connector designed for the listed MSI Stealth Pro, GF and GS series; it does not impose an additional charging limit beyond the laptop’s own controller.

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