Accu Lenovo TP X1 Yoga 6/7/8 Carbon 9/10/11

Field technicians and business travelers who rely on Lenovo ThinkPad X1 Carbon or X1 Yoga laptops need a power source that keeps pace with a full workday. This DCS APS internal battery replaces the original worn-out pack in compatible ThinkPad X1 Carbon Gen 9, Gen 10, Gen 11 and X1 Yoga Gen 6, Gen 7, Gen 8 models, restoring all-day mobility without being tethered to an outlet. It fits inside the laptop chassis exactly like the factory battery, so you keep the sleek profile and lightweight design of your ultrabook.

Key specifications

• Battery type: Internal laptop battery (Li-Polymer)
• Voltage: 15.36 V
• Capacity: 57 Wh / 3711 mAh
• Cells: 4-cell configuration
• Colour: Black
• Condition: New, grade A cells
• Compatible with Lenovo ThinkPad X1 Carbon Gen 9 (20XX), Gen 10 (21XX), Gen 11 (21XX)
• Compatible with Lenovo ThinkPad X1 Yoga Gen 6 (20XX), Gen 7 (21XX), Gen 8 (21XX)
• Replaces FRU P/N: L20M4PC0, L20L4PC0, L20D4PC0, 5B10W13939, 5B10W13940, 5B10W13941, 5B10W13942, SB10W13939, SB10W13940, SB10W13941, SB10W13942
• Safety: Overcharge, over-discharge, over-current, and short-circuit protection
• Certifications: CE, FCC, RoHS compliant

Why choose it

This battery uses high-efficiency lithium-polymer cells that deliver consistent voltage and long runtime. Built-in protection circuits guard against common battery hazards, extending the overall lifespan. Because it matches the original specifications, you can expect the same battery life as when your ThinkPad was new. Professional installation is recommended to ensure proper seating and connection.

Ideal use cases

• Replacing a degraded or swollen original battery in a ThinkPad X1 Carbon or X1 Yoga
• Keeping a spare battery for hot-swapping during long field assignments or travel
• Restoring a used or refurbished ThinkPad to full working condition
• Extending the usable life of a corporate laptop fleet

Good to know

The battery is an internal component and requires opening the laptop case. If you are not comfortable with laptop disassembly, have a qualified technician perform the installation. Always disconnect the AC adapter and power off the laptop before replacing the battery. After installation, fully charge and discharge the battery once or twice to calibrate the power meter.