Description
Product Overview
This genuine Lenovo L18M4P72 51Wh battery is designed as a direct replacement for your original battery. It delivers reliable power and performance for compatible ThinkPad models.
Key Features
- Battery Capacity: 51Wh
- Chemistry: Lithium-ion
- Compatible Part Number: L18M4P72
- Brand New & Original Quality
- One Business Day Shipping
- 30-Day Money Back Guarantee
- 1-Year Warranty
- In Stock & Free Shipping
Compatibility Information
Part Numbers (P/N)
- 02DL004
- 02DL005
- 02DL006
- 1670-0088
- 4ICP5/41/110
- 5B10W13930
- 5B10W13931
- 5B10W13932
- 5B10W51833
- 5B10W51834
- 5B10W51835
- L18L4P71
- SB10T83174
Models
- ThinkPad X1 Carbon 7th Gen (20QD/20QE, 20R1/20R2)
- ThinkPad X1 Carbon 8th Gen (20UA/20U9)
- ThinkPad X1 Yoga 4th Gen (20QF/20QG, 20SA/20SB)
- ThinkPad X1 Yoga 5th Gen (20UB/20UC)
Note: This list shows only the most common compatible models and part numbers. If you don’t see your specific model or part number listed, please leave it in the order notes and we’ll verify compatibility before shipping.
When to Replace Your Battery
Here are common signs indicating it’s time for a battery replacement:
| Symptom | Description |
|---|---|
| Short Battery Life | Lasts less than 2 hours with normal use |
| Battery Won’t Charge | Charger works but battery percentage doesn’t increase |
| Swelling/Bulging | Battery case appears swollen or deformed |
| Overheating | Battery gets unusually hot during use or charging |
| System Shutdowns | Laptop shuts down suddenly even with charge remaining |
| Charge Indicator Errors | Battery percentage jumps or drops rapidly |
| Age | Battery is over 2-3 years old with reduced performance |
Estimated Battery Life
Conservative estimates for the 51Wh battery under different usage scenarios:
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Office Work | 4-6 hours |
| Video Streaming | 3-5 hours |
| Light Gaming | 2-3 hours |
| Idle/Standby | 8-12 hours |
| Video Conferencing | 3-4 hours |
Important Note: These are conservative estimates for a new battery in older hardware. Actual battery life may be shorter than when your device was new due to increased software demands and natural hardware aging.
Purchase Protection
- Same day shipping on business days
- 30-day money back guarantee
- 1-year manufacturer warranty
- Free shipping on all orders
- 100% brand new genuine product
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