Description
Product Overview
This genuine Lenovo L18M3P71 57Wh replacement battery delivers reliable power for your ThinkPad laptop. Manufactured to meet original specifications, it ensures optimal performance and safety.
Key Features
- Capacity: 57Wh
- Voltage: 10.8V
- Chemistry: Lithium-ion
- Condition: Brand new, never used
- Warranty: 1 year manufacturer warranty
Compatible Part Numbers (P/N)
- L18M3P71
- L18L3P71
- 02DL011
- 02DL012
- 3ICP5/88/73
- 5B10W13913
- 5B10W13914
- 5B10W51832
- SB10T83156
- SB10W51924
- SB10W51931
Compatible Models
- ThinkPad L440 (20AS, 20AT)
- ThinkPad L540 (20AU, 20AV)
- ThinkPad T440p (20AN, 20AW, 78995)
- ThinkPad T540p (20BF, 20BE)
- ThinkPad T15 Gen 1 (20S6, 20S7)
- ThinkPad T15 Gen 2 (20W4, 20W5)
- ThinkPad T590 (20N4, 20N5)
- ThinkPad P15s (20T4, 20T5)
- ThinkPad P15s Gen 2 (20W6, 20W7)
- ThinkPad P53s (20N6, 20N7)
- ThinkPad W540 (20BG, 20BH)
- ThinkPad W541 (20EF, 20EG)
Compatibility Note
This battery is compatible with many more part numbers and models than we can list here. If you’re unsure about compatibility, please leave your laptop model number or current battery part number in the order notes during checkout. We will verify compatibility before shipping.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery drains quickly even after full charge, lasting less than 1-2 hours |
| Swelling/Bulging | Battery case appears swollen or deformed, creating safety hazard |
| Charging Issues | Battery won’t charge fully or laptop only works when plugged in |
| System Warnings | Laptop displays “Replace Battery” or similar warning messages |
| Age | Battery is 2-3 years old with noticeable performance decline |
| Overheating | Battery becomes unusually hot during use or charging |
| Physical Damage | Cracks, leaks, or other visible damage to battery casing |
Estimated Battery Life by Usage
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Email | 3-5 hours |
| Office Applications | 4-6 hours |
| Video Streaming | 2.5-4 hours |
| Light Gaming | 1.5-3 hours |
| Standby/Sleep Mode | 24-48 hours |
Note: These are conservative estimates for a new battery in older hardware. Actual runtime may be shorter than when your laptop was new due to increased software demands and natural hardware aging.
Shipping & Returns
- Ships within 1 business day
- Free shipping on all orders
- 30-day money back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
- Brand new genuine product
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