Lenovo Thinkpad accu 5180mAh X1 Extreme 1e generatie, P1 Gen 1, P1 Gen 2

When your Lenovo ThinkPad X1 Extreme or P1 runs out of juice mid-project, this DCS APS LBIM223 battery keeps you going. It's a direct replacement for the original L18M4P71 pack, delivering 5180mAh capacity and 80Wh energy to power through demanding tasks. Whether you're a creative professional rendering 3D models, a developer compiling code, or a student attending back-to-back lectures, this battery restores your laptop's mobility and endurance.

Key specifications

• Battery type: Lithium-Ion (Li-ion)
• Capacity: 5180 mAh / 80 Wh
• Voltage: 15.36 V
• Number of cells: 4
• Replaces part numbers: L18M4P71, L18C4P71, L18D4P71, SB10K97666, 01AY969, 01AY968, 01AY967
• Compatible with Lenovo ThinkPad X1 Extreme Gen 1 (20MF, 20MG), X1 Extreme Gen 2 (20QV, 20QW), ThinkPad P1 Gen 1 (20MD, 20ME), P1 Gen 2 (20QT, 20QU)
• Condition: New
• Rechargeable: Yes
• Protection: Overcharge, over-discharge, overcurrent, short-circuit
• Estimated cycle life: 300–500 cycles
• Certifications: CE, FCC, RoHS

Why choose it

This battery is built to match or exceed the original specifications, ensuring reliable performance and safety. The integrated protection circuits guard against common battery hazards, extending the lifespan and maintaining stable output. With a high energy density, it provides long runtimes so you can work unplugged for hours without anxiety.

Ideal use cases

• Replacing a worn-out or swollen battery in your ThinkPad X1 Extreme or P1
• Keeping a spare battery for travel or extended off-grid work
• Upgrading a used laptop to restore full mobility
• Professional environments where downtime is costly

Good to know

Installation is straightforward, but we recommend professional replacement if you're not comfortable opening your laptop. The battery is designed to work with the original charger and power management system. For best results, fully charge and discharge the battery a few times after installation to calibrate the fuel gauge. Note: This battery is not compatible with X1 Extreme Gen 3 or later models.