2-power Main Battery Pack Lenovo IdeaPad 3-17IIL05 81WF - Batterie - 42 mAh (2P-SB10W89845)

When your Lenovo IdeaPad 3-17IIL05 runs out of juice in the middle of a work session, this 2-Power main battery pack brings it back to life. It's a direct replacement for the original 3-cell lithium-ion unit, so you can swap it in and get back to browsing, streaming, or crunching numbers without hunting for a wall outlet. The 42 Wh capacity and 11.25 V output match the factory specs, ensuring reliable performance for everyday computing.

Key specifications

• Battery technology: Lithium-Ion (Li-ion)
• Capacity: 42 Wh / 3733 mAh
• Voltage: 11.25 V
• Number of cells: 3
• Rechargeable: Yes
• Compatible with: Lenovo IdeaPad 3-17IIL05 (model 81WF)
• Replaces original part numbers: L19C3PF0, L19L3PF0, L19M3PF0, L19D3PF0
• Installation type: Internal
• Colour: Black
• Condition: New
• Certifications: CE, RoHS, FCC (expected)

Why choose it

This battery is built to the same specifications as the original Lenovo pack, so you don't have to worry about fit or function. It's a cost-effective way to extend the life of your laptop without buying a whole new machine. The 3-cell design keeps the weight down while still delivering enough power for several hours of typical use.

Ideal use cases

• Replacing a worn-out or dead battery in a Lenovo IdeaPad 3-17IIL05
• Keeping a spare battery charged for long trips or days without access to AC power
• Refurbishing a used laptop to give it a fresh power source

Good to know

Installation requires opening the laptop case, so it's best left to someone comfortable with basic hardware repairs. The battery is new and comes with standard safety certifications. For optimal lifespan, avoid extreme temperatures and deep discharges when possible.