EU B31N1912 battery, rechargeable B31N1912 Li-ion battery pack
Please carefully check your original battery to ensure that the model number is B31N1912, and battery voltage, battery shape, battery connector position, and screw hole locations match our battery shown below.
B31N1912 battery, 11.55V 3550mAh, 42.00Wh
Battery Code: NAUB31N1912642WHB3
Battery Name: B31N1912 battery
Battery Type: Li-Polymer Battery Volt: 11.55V Battery Capacity: 3550mAh, 42.00Wh Battery Color: Black Battery Cells: Grade A, 3 Cells Battery Condition: original/genuine 1 Year Warranty Compatible Battery Models: [ 3ICP5/57/80 ], [ B31N1912 ], [ C31N1912 ], [ 0B200-03680000 ], [ 0B200-03680200 ],
In stock Original price: € 45.69 Today's price: € 31.98
(Updated: Aug 2026 In stock)You save: € 13.71
B31N1912 battery, 11.55V 3640mAh, 42.00Wh
Battery Code: NAUC31N191242WHB3
Battery Name: B31N1912 battery
Battery Type: Li-Polymer Battery Volt: 11.55V Battery Capacity: 3640mAh, 42.00Wh Battery Color: Black Battery Cells: Grade A, 3 Cells Battery Condition: original/genuine 1 Year Warranty Compatible Battery Models: [ 3ICP5/58/78 ], [ B31N1912 ], [ C31N1912 ],
In stock Original price: € 86.24 Today's price: € 60.37
(Updated: Aug 2026 In stock)You save: € 25.87