battery LENOVO 01AV457

Laptops That Use the 01AV457 Battery
This internal flat battery pack fits the following 14-inch ThinkPad models:

1. ThinkPad X1 Carbon Series
ThinkPad X1 Carbon (4th Generation / 2016)

Machine Types: 20FB, 20FC

2. ThinkPad X1 Yoga Series
ThinkPad X1 Yoga (1st Generation / 2016)

ThinkPad X1 Yoga (2nd Generation / 2017)

Machine Types: 20FQ, 20FR, 20JD, 20JE, 20JF, 20JG

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: 01AV457, 01AV409, 01AV410, 01AV438, 01AV439, 01AV440, 01AV441, 01AV458, 00HW028, 00HW029

Sub-Assembly / ASM Codes: SB10K97566, SB10K97567, SB10F46466, SB10F46467

Regulatory / Model Codes: 4ICP4/48/125