Technical Data & Variations
The following specifications represent the configurations based on manufacturer documentation for this battery series:
- Battery Chemistry: Lithium-Ion (Li-ion)
- Available Voltages:8V
- Capacity Options: 56Wh (5200mAh)
- Cell Configuration: 6-Cell
- Color: Signature ThinkPad Black
- Condition: Brand New
Extensive Compatibility & FRU Index
This battery is compatible with several generations of the ThinkPad line. Note: This list is provided as a technical guide.
Because internal vs. external and slim vs. extended batteries exist for these models, please contact us for a definitive compatibility match.
Supported Laptop Models:
- ThinkPad T-Series: T470, T480, T570, T580.
- ThinkPad P-Series: P51s, P52s.
- ThinkPad A-Series: A475, A485.
- Chassis Identifiers: 20H9, 20HA, 20HB, 20HC, 20HD, 20HE, 20JM, 20JN, 20JW, 20JX, 20JY, 20K0, 20KM, 20L6, 20L9, 20LA, 20LB, 20LC, 20MU, 20MV.
Cross-Reference Part Numbers (P/N & FRU):
02DL023, 02DL023-E, 01AV426, 01AV491, 01AV425, 01AV423, 01AV424, SB10K97580, Battery 61++.
Purchase Security
Eliminating the “Wrong Part” Fear
The ThinkPad T570 uses a dual-battery system, which often makes buying a replacement confusing. We simplify this for you: if the battery you receive does not interface perfectly with your laptop’s external bridge, we provide a 7-day return and exchange window (subject to policy).
Precision Matching Service
Don’t leave your shopping to chance. By clicking the “Verify compatibility” button and providing your original FRU number (usually found on the battery label), we can guarantee a 100% hardware match. This reduces the risk of ordering the wrong capacity or voltage, ensuring your laptop is back to full health the moment the package arrives.
User Insights for ThinkPad Power Management
What is the difference between the 3-cell and 6-cell external batteries?
The 3-cell version (24Wh) typically sits flush with the bottom of the laptop, maintaining its slim profile. The 6-cell versions (48Wh or 72Wh) provide significantly more power but may slightly protrude from the bottom, acting as a natural tilt for more comfortable typing.
Does this replace the internal or external battery?
The part numbers listed above refer to the External (Removable) battery. If your laptop is dying while the external battery still shows a charge, you may need a different internal part. We can help you diagnose which one you need, just ask!
Is a 10.8V battery compatible with an 11.4V system?
In the ThinkPad T-series, these voltages are often cross-compatible depending on the cell density, but it is always safest to let us check your specific sub-model (e.g., 20H9) to be absolutely sure.









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