Lenovo accu 3-cellen 42Wh 11,4V L21L3PG1 LG (5B11F21940)

Keep your Lenovo laptop running through long workdays and travel with this 3-cell lithium-ion battery. With a 42Wh capacity and 11.4V output, it provides reliable power for everyday computing tasks, whether you're in the office, at a café, or on the move. The L21L3PG1 battery is a direct replacement for select Lenovo models, ensuring a proper fit and stable performance.

Key specifications

• Battery technology: Lithium-Ion (Li-Ion)
• Number of cells: 3
• Battery capacity: 42 Wh
• Battery voltage: 11.4 V

Why choose it

This battery restores your laptop's portability and uptime, eliminating the need to stay tethered to a power outlet. Its 3-cell design balances weight and capacity, making it a practical choice for users who need dependable power without adding bulk.

Ideal use cases

• Replacing a worn-out or faulty original battery
• Extending work sessions away from a power source
• Keeping a spare battery for travel or long meetings

Good to know

Compatibility varies by laptop model; verify your device's battery part number before ordering. The battery is identified by Lenovo part number 5B11F21940 and model L21L3PG1.