Description
Product Overview
This genuine Lenovo 01AV477 90Wh battery is specifically designed for ThinkPad P50 and P51 mobile workstations. Manufactured to meet original equipment specifications, it delivers reliable power and extended runtime for professional users.
Specifications
- Battery Part Number: 01AV477
- Capacity: 90Wh
- Voltage: 11.4V
- Chemistry: Lithium-ion
- Condition: Brand new, factory fresh
Compatibility Information
Compatible Part Numbers (P/N)
- 00NY490
- 00NY492
- 00NY493
- 4X50K14090
- 4X50K14091
- SB10H45077
Compatible Models
- ThinkPad P50 (20EN, 20EQ)
- ThinkPad P51 (20HH, 20HJ, 20MM, 20MN)
- ThinkPad 77
- ThinkPad 77+
When to Replace Your Battery
Consider replacing your laptop battery if you notice any of these common signs:
| Symptom | Description |
|---|---|
| Short Battery Life | Runtime significantly reduced from original capacity, lasting less than 1-2 hours |
| Swelling/Bulging | Battery case appears swollen or distorted, creating safety concerns |
| Charging Issues | Battery won’t charge fully, charges intermittently, or doesn’t hold charge |
| System Warnings | Laptop displays “battery not detected” or “consider replacing your battery” messages |
| Unexpected Shutdowns | Computer turns off suddenly even when battery indicator shows remaining charge |
| Age Factor | Battery is over 2-3 years old with regular use, showing natural degradation |
Need Help Finding the Right Battery?
We’ve listed the most common compatible part numbers and models above, but there are additional compatible variants. If you don’t see your specific model or part number listed, please leave your laptop model or current battery part number in the order notes during checkout. We’ll verify compatibility before shipping.
Shipping & Warranty
- Ships in 1 business day
- 30-day money back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
- Free shipping included
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