EU R31 laptop battery, replacement R31 Li-ion battery pack

When order the R31 laptop battery, you should open your R31 laptop, Carefully compare it with your original R31 battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.

R31 laptop battery, 11.1V 4400mAh, 4.40Ah

Battery Code:NBQBP86664400B6
Battery Name:R31 battery
Battery Type: Li-ion
Battery Volt: 11.1V
Battery Capacity: 4400mAh, 4.40Ah
Battery Color: Black
Battery Weight: 316g
Battery Size: 207.10 x 49.20 x 20.90mm
Battery Cells: Grade A, 6 Cells
Battery Condition:Brand New, Replacement Battery, 1 Year Warranty
Compatible Battery Models:[ WP-MT8066 ], [ P-CGR ], [ 18650C ], [ BP-8666 ], [ BP-8666(P) ], [ BP-8666(S) ], [ BP-8X66 ], [ BP-8X66(P) ], [ BP-80X0 ], [ BP-80X0(P) ], [ BP-8244 ], [ BP-8224(P) ], [ 442686900002 ], [ 441686900012 ], [ 40011685 ], [ 442686900004 ], [ 23.2K640.001 ], [ 2C.2K710.011 ], [ 23.2K450.021 ], [ 441804400005 ], [ 442686900012 ], [ BP-8224 ], [ BP3S2P2350 ], [ P-CGR18650C ], [ BP-8X67 ], [ BP-8050 ],
  • In stock
  • Original price: € 59.96
  • Today's price:
    € 41.97
    (Updated: Aug 2026 In stock)
  • You save: € 17.99
Your Machine Model: *
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Benq BP-8666, BP-8666(P), BP-8666(S), BP-8X66, JoyBook S73, JoyBook R31E Battery 6-Cell
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