Description
Specifications
5B10W51818 SB10W51919 L20M4P73 Battery for Lenovo Lenovo ThinkPad X13 G2 G3 (14.8V 50Wh 4-Cell Li-Poly)
Voltage 14.8V,
Capacity 3400mAh/50Wh,
Number of Cells/type 4 (Li-Poly),
Colour Black,
Compatible Part Numbers
- L20M4P73
- L20D4P73
- L20C4P73
- L20M3P72
- L20D3P72
- L20C3P72
- SB10W51919
- 5B10W51818
Compatible Devices
- ThinkPad X13 Gen 2 2021 Type 20WK
- ThinkPad X13 Gen 3 2022 Type 21CM
Tips to Extend Your Battery’s Lifespan
1. Keep it cool – heat is the biggest cause of battery wear, so avoid leaving your Lenovo laptop in direct sun, a hot car, or on soft surfaces that block the vents.
2. Avoid charging to 100% every time – many Lenovo laptops have a battery conservation mode in Lenovo Vantage that limits charging to around 80%, which can roughly double your battery’s usable lifespan.
3. Don’t let it run flat – regularly draining the battery to 0% wears it out much faster than topping up before it gets critically low.
4. Store at around 50% charge – if you won’t be using the laptop for a few weeks or more, store it half-charged in a cool, dry place rather than fully charged or fully empty.
5. Go easy on fast charging – rapid chargers generate extra heat, so standard charging (especially overnight or while idle) is gentler on the battery over time.
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