The L11S6Y01 is a 10.8V 48Wh (4400mAh) 6-cell Li-ion replacement battery for Lenovo ThinkPad E430, E430C, E431, E435, E530, E530C, E530T, E531, E535, E540, E545, K49A, E49, E49A, E49AL, IdeaPad Y480, Y580, B480 and B490 laptops. It replaces part numbers L11S6Y01, L11S6F01, L11L6Y01, L11L6F01, 45N1042, 45N1043, 45N1048, 45N1049, 45N1050, 45N1051, 45N1054 and 45N1055. Grade-A Japan lithium cells with built-in BMS overcharge and short-circuit protection. Plug-and-play installation. Backed by a 1-year warranty.
Product Specifications
| Battery Model: | L11S6Y01 |
| Capacity: | 4400mAh / 48Wh |
| Voltage: | 10.8V |
| Battery Type: | Li-ion |
| Cells: | 6 Cells |
| Color: | Black |
| Condition: | 100% Brand New Replacement |
| Warranty: | 1-Year Warranty |
Compatible Part Numbers
- L11S6Y01
- L11S6F01
- L11L6Y01
- L11L6F01
- 45N1042
- 45N1043
- 45N1048
- 45N1049
- 45N1050
- 45N1051
- 45N1054
- 45N1055
Compatible Laptop Models
- Lenovo ThinkPad E430
- Lenovo ThinkPad E430C
- Lenovo ThinkPad E431
- Lenovo ThinkPad E435
- Lenovo ThinkPad E530
- Lenovo ThinkPad E530C
- Lenovo ThinkPad E530T
- Lenovo ThinkPad E531
- Lenovo ThinkPad E535
- Lenovo ThinkPad E540
- Lenovo ThinkPad E545
- Lenovo IdeaPad Y480
- Lenovo IdeaPad Y580
- Lenovo IdeaPad B480
- Lenovo IdeaPad B490
- Lenovo ThinkPad K49A
- Lenovo ThinkPad E49
- Lenovo ThinkPad E49A
- Lenovo ThinkPad E49AL
FAQ
- Q: Does this battery fit the IdeaPad Y480?
- A: Yes — the L11S6Y01 is fully compatible with both the ThinkPad E430/E530 series and the IdeaPad Y480/Y580 series.
- Q: How can I maximize the lifespan of my new Lenovo battery?
- A: Avoid keeping the battery at 100% or 0% for extended periods; we recommend keeping it between 20% and 80% and performing a full calibration cycle once a month.