2-power Main Battery Pack Lenovo ThinkBook 14 G3 ITL 21A3 - Batterie - 46 mAh (2P-5B11N52063)

This 2-Power replacement battery restores full mobility to your Lenovo ThinkBook 14 G3 ITL (21A3) with a genuine 46Wh capacity and precise voltage matching. Unlike generic packs that may report incorrect charge levels or degrade quickly, this unit is engineered to mirror the original L20C3PG0/L20M3PG0/L20D3PG0/L20L3PG0 specifications, ensuring seamless integration with the laptop's power management system.

Highlights

• 46Wh capacity and 11.52V output for reliable all-day performance
• 3-cell lithium-ion construction with CE and RoHS certification
• Direct replacement for Lenovo part numbers L20C3PG0, L20M3PG0, L20D3PG0, L20L3PG0
• Black finish matches original equipment aesthetics
• Rechargeable design supports hundreds of charge cycles

In daily use

Whether you are working from a café, attending back-to-back meetings, or traveling, this battery keeps your ThinkBook 14 G3 ITL running without hunting for power outlets. The 3993mAh cell configuration delivers consistent voltage under load, so you can edit documents, stream media, or run spreadsheets with confidence. Installation is tool-free on most units—simply power down, release the latch, and swap the pack.

Full specifications

• Brand: 2-Power
• Model: 2P-5B11N52063
• Compatible laptop: Lenovo ThinkBook 14 G3 ITL (21A3)
• Battery type: Lithium-Ion (Li-ion)
• Capacity: 46 Wh / 3993 mAh
• Voltage: 11.52 V
• Number of cells: 3
• Colour: Black
• Rechargeable: Yes
• Condition: New
• Certification: CE, RoHS
• Replaces OEM part numbers: L20C3PG0, L20M3PG0, L20D3PG0, L20L3PG0

Final note

For users who demand dependable uptime without the original equipment price tag, this 2-Power pack is a practical, certified alternative that keeps your ThinkBook productive wherever you go.