Replacement 91WH MFKVP Battery for Dell Precision 15 7520

Replacement battery for dell Precision 15 7520 91WH MFKVP 6-Cells 11.4V Laptop Battery Compatible with Dell Precision 15 7510 15 7520 17 7710 17 7720

SPECIFICATION :

Type: MFKVP; Voltage: 11.4V Capacity: 91WH ; Cells: 6-cell; Color: Black

COMPATIBILITY LAPTOP MODELS :

For Dell Precision 15 7510 series

For Dell Precision 15 7520 series

For Dell Precision 17 7710 series

For Dell Precision 17 7720 series

COMPATIBILITY P/N:

1G9VM 451-BBSB 451-BBSF GR5D3 M28DH TWCPG T05W1 0FNY7 TWCP.

Laptop models listed above are compatible with two batteries: MFKVP 11.4V 91Wh and T05W1 11.1V 72Wh

They have the same appearance and size, but their capacity and wattage are different. Considering the compatibility of the notebook,

we recommend that you purchase the same model and capacity as the original battery.

Please open the back cover of the notebook for further confirmation before placing an order.

Frequently Asked Questions

How to Find Your Dell Computer Model Number?

Look on Your Device.
Check the sticker on the bottom of your laptop or back of your desktop. Look for "Model" or "Service Tag".

Or Check on Your Screen (Windows)

Start → Settings → System → About     Find Device Name or Model.

How do I find my dell Precision 15 7520 laptop battery part number?

1>Power off your laptop and remove the battery. Check the battery label — look for DP/N, Dell P/N, or Part Number.

The part number is printed on the sticker/label on your original battery. Laptop model alone is not enough to confirm compatibility.

2>BIOS — press F2 → Battery Information.

3>Dell Support — enter the laptop’s Service Tag and check the battery parts.

Can I swap between MFKVP 11.4V 91W replace T05W1 11.4V 72Wh?

YES, they are interchangeable. Same physical size & connector. You can upgrade original 72Wh T05W1 to 91Wh MFKVP directly, no BIOS modification required.

Is this an original Dell battery?

No!This is a high-quality replacement battery designed to meet OEM specifications and provide reliable performance comparable to the original battery.

This product is a replacement battery and is not an original Dell-branded battery. This replacement battery is designed for compatibility with the listed Dell laptop models.

Is this battery compatible with Dell Precision 15 7520?

Yes, it is fully compatible with Dell Precision 15 7520 and related models listed above.

What cross‑reference part numbers work with this battery?

1G9VM, 451‑BBSB, 451‑BBSF, GR5D3, M28DH, TWCPG, RDYCT, 0FNY7, T05W1.

Note: these are reference P/N; actual battery shipped is 91Wh MFKVP‑type, not 72Wh T05W1.

What's the runtime difference?

A: MFKVP 91Wh gives ~25% longer battery life than T05W1 72Wh under same workload.

How do I check compatibility?

Please compare your original battery part number with (MFKVP or T05W1 )

What is the voltage and capacity of this battery?

The battery is  11.4V 91Wh of the above laptops. Please verify that these specifications match your original battery or your laptop's required specifications.

When Should You Replace Your Dell Precision 15 7520 Battery?

Your Dell Precision 15 7520 battery may need replacement if you experience:

• Short battery life
• Fast battery drain
• Unexpected shutdown
• Battery not charging
• Reduced battery health

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