Fancy Buying L17M3PG2 Laptop Battery for Lenovo Legion

Replacement L17M3PG2 lithium-polymer battery compatible with select Lenovo Legion Y-series laptops, offering 57Wh capacity and an included screwdriver for simple installation.

This Fancy Buying L17M3PG2 battery is a direct-fit replacement designed for many Lenovo Legion gaming and performance laptops released around 2019–2020. It matches OEM electrical specs (11.55V, 57Wh, 3-cell) and supports multiple Lenovo part numbers so you can restore portable runtime without buying a new machine. The battery ships in black and includes a free screwdriver to make swapping the pack straightforward for users comfortable opening their laptop’s service hatch.

Which Lenovo models and part numbers does this battery work with?

The battery is built to be compatible with a range of Legion series models and cross-referenced part numbers. Check your laptop’s model label or the original battery’s sticker to confirm a match before ordering.

• Compatible Lenovo models: Legion Y545 (81Q6), Y540-15IRH (81RJ, 81SX), Y540-17IRH, Y7000 2019 (81NS), Y7000P-1060 (81LF), Y530-15ICH (81LB, 81M7).
• Recognized part numbers: L17C3PG2, L17M3PG2, L17C3PG1, L17M3PG1, L17L3PG1, L17M3PG3 and vendor numbers like 5B10Q82428, 5B10Q88561.
• Not compatible with some Y540-17IRH variants (Type 81Q4/81T3); always cross-check your laptop type.

How does the battery perform and what specifications should I expect?

Expect the same nominal voltage and similar runtime to the original pack when the battery is installed and operating under typical workloads. This battery uses lithium-polymer cells and is rated for safe, long-term use when handled according to standard safety practices.

• Voltage: 11.55V — fits systems requiring this nominal voltage.
• Capacity: 57Wh — balanced runtime for mixed tasks and gaming sessions.
• Cell count: 3 cells in a lithium-polymer configuration for compact fit.
• Color and extras: black finish plus one free screwdriver to help installation.

What should I know about installation and safety before replacing my battery?

Installing a laptop battery requires a little care: power down the laptop, unplug any adapters, and ground yourself to avoid electrostatic discharge. If you’re not comfortable removing the bottom cover, seek assistance from a technician to avoid damaging connectors or warranty seals.

• Tools: screwdriver included; additional precision tools may be needed for some models.
• Precautions: fully shut down and disconnect power before replacing the battery.
• Fit check: verify model/type codes on the original battery or laptop chassis before swapping.
• Disposal: recycle the old lithium battery through an authorized e-waste facility.

Will this battery affect charging behavior or laptop performance?

When the correct model and voltage are used, charging behavior remains governed by the laptop’s onboard charging circuitry, so performance should be consistent with the original battery. Firmware or system updates from Lenovo can affect battery reporting, so calibrating the new battery after installation is a good practice.

• Charging: the system charger handles charging management, not the battery alone.
• Calibration: charge to full, then let it discharge to about 5–10% once to recalibrate the charge indicator.
• Reporting: battery health shown in OS tools may need a few cycles to stabilize.

Who is this for: This Fancy Buying L17M3PG2 battery is aimed at Lenovo Legion owners who need a cost-effective replacement to restore mobility and runtime—gamers, power users, and technicians maintaining multiple machines. It’s ideal for buyers who can confirm model compatibility, are comfortable with basic laptop disassembly, and want an OEM-style electrical match plus a handy screwdriver for installation.