battery LENOVO 01AV421

Laptops That Use the 01AV421 Battery
This internal battery fits specific ThinkPad models featuring Lenovo’s dual-battery “Power Bridge” system:

1. ThinkPad T-Series
ThinkPad T470

ThinkPad T480

ThinkPad TP25 (25th Anniversary Edition)

2. ThinkPad A-Series (AMD)
ThinkPad A475

ThinkPad A485

ThinkPad A285

Key Identifiers & Part Numbers
When verifying or ordering a replacement battery, check that any of these Lenovo FRU or ASM numbers match your original battery label:

Lenovo FRU Part Numbers: 01AV421, 01AV419, 01AV420, 01AV489

Sub-Assembly / ASM Codes: SB10K97576, SB10K97577, SB10K97578

Regulatory / Rating Codes: 3ICP6/38/64, 3-Cell Li-ion