EU F31 laptop battery, replacement F31 Li-ion battery pack

When order the F31 laptop battery, you should open your F31 laptop, Carefully compare it with your original F31 battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.

F31 laptop battery, 11.1V 4400mAh

Battery Code:NLVSQU5214400B8
Battery Name:F31 battery
Battery Type: Li-ion
Battery Volt: 11.1V
Battery Capacity: 4400mAh
Battery Color: Black
Battery Cells: Grade A, 6 Cells
Battery Condition:Brand New, Replacement Battery, 1 Year Warranty
Compatible Battery Models:[ SQU-521 ], [ 3UR18650-2-QC-CW3 ], [ 3UR18650F-2-QC-CW3A ], [ SQU-521(916C4840F) ], [ SQU-521(916C5120F) ],
  • In stock
  • Original price: € 43.07
  • Today's price:
    € 30.15
    (Updated: Aug 2026 In stock)
  • You save: € 12.92
Your Machine Model: *
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SQU-521 3UR18650 Battery for LENOVO CW3 F30 F30A F31 F31A Series
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