Description
Product Overview
This genuine Lenovo L18M4PF4 50Wh battery is designed as a direct replacement for your original laptop battery. Manufactured to meet strict quality standards, it ensures reliable performance and safety.
Specifications
- Battery Type: Li-ion
- Capacity: 50Wh
- Voltage: 14.4V
- Condition: Brand New
- Part Number: L18M4PF4
Compatibility Information
Part Numbers (P/N)
- 4ICP5/41/110
- 5B10T09077
- 5B10T09080
- 5B10W67221
- 5B10W67417
- L18C4PF4
- L18M4PF4
Models
- IdeaPad S540-14API (81NH)
- IdeaPad S540-14IML (81NF)
- IdeaPad S540-14IML Touch (81NF)
- IdeaPad S540-14IML Touch (81V0)
- IdeaPad S540-14IWL (81ND/81QX)
- IdeaPad S540-14IWL Touch
- IdeaPad S540-14IWL Touch (81ND/81QX)
Note: This battery is compatible with many more part numbers and models than listed. If you’re unsure about compatibility, please leave your laptop model or current battery part number in the order notes, and we’ll verify before shipping.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery lasts less than 1 hour on full charge |
| Swelling/Bulging | Battery case appears swollen or distorted |
| Charging Issues | Battery won’t charge fully or charges intermittently |
| System Warnings | Laptop shows “Replace Battery” or similar alerts |
| Overheating | Battery gets unusually hot during use or charging |
| Age | Battery is over 2-3 years old with reduced performance |
Estimated Battery Life
| Usage Scenario | Estimated Duration |
|---|---|
| Web Browsing | 3-4 hours |
| Document Editing | 4-5 hours |
| Video Streaming | 2-3 hours |
| Gaming | 1-2 hours |
| Idle/Standby | 6-8 hours |
Note: These are conservative estimates for a new battery in an older machine. Actual runtime may be shorter than when your laptop was new due to increased software demands and hardware aging.
Shipping & Warranty
- Ships in 1 business day
- 30-day money back guarantee
- 1-year warranty
- In stock, ready to ship
- Free shipping
- Brand new product
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