2-power Main Battery Pack Lenovo ThinkPad X1 Carbon 20KH - Batterie - 57 mAh (2P-01AV429)

Internal laptop battery engineered to restore full mobility and dependable runtime for Lenovo ThinkPad X1 Carbon 6th Generation ultrabooks. With a 57 Wh energy reserve and 4-cell lithium-polymer construction, this pack delivers consistent power for demanding workflows, travel, and all-day productivity. It is a direct replacement for models 20KH and 20KG, matching the original form factor and connector for a seamless fit.

Advantages

Lithium-polymer chemistry keeps the pack slim and lightweight while providing stable voltage output. Integrated protection circuits guard against overcharge, over-discharge, over-current, and short circuits, extending cell lifespan and ensuring safe operation. The battery is rechargeable and designed to maintain capacity over hundreds of charge cycles, reducing the need for frequent replacements.

Suitable for

• Lenovo ThinkPad X1 Carbon 6th Gen (20KH, 20KG)
• Users who need a reliable internal battery for extended work sessions away from AC power
• IT departments and service providers replacing worn-out OEM batteries
• Professionals who travel frequently and require a dependable power source

Key specifications

• Battery type: Lithium-Polymer (Li-Po)
• Capacity: 57 Wh (approx. 4947 mAh)
• Voltage: 11.52 V
• Number of cells: 4
• Replaces OEM part numbers: L17M4P71, L17C4P71, L17L4P71, SB10K97646, SB10K97647, SB10K97648
• Color: Black
• Certifications: CE, FCC, RoHS

Recommendations

For optimal performance, fully charge the battery before first use and calibrate it by running a complete discharge cycle once a month. Store the battery in a cool, dry place when not in use, and avoid exposure to extreme temperatures. Verify your laptop model (20KH or 20KG) before installation to ensure compatibility.