Description
Product Overview
This genuine Lenovo 01AV477 90Wh battery is designed specifically for ThinkPad P50 and P51 mobile workstations. Manufactured to meet original specifications, it delivers reliable power and extended runtime for demanding professional use.
Specifications
- Part Number: 01AV477
- Capacity: 90Wh
- Voltage: 11.4V
- Chemistry: Lithium-ion
- Condition: Brand new
Compatibility Information
Part Numbers (P/N)
- 00NY490
- 00NY492
- 00NY493
- 4X50K14090
- 4X50K14091
- SB10H45077
Models
- ThinkPad P50 (20EN, 20EQ)
- ThinkPad P51 (20HH, 20HJ, 20MM, 20MN)
- ThinkPad 77
- ThinkPad 77+
Note: This list represents commonly verified compatible models and part numbers. If your specific model or part number isn’t listed, please leave it in the order notes during checkout, and we’ll verify compatibility before shipping.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery lasts less than 1-2 hours under normal use despite full charge |
| Swelling/Bulging | Battery case appears swollen or deformed, creating safety risk |
| Charging Issues | Battery won’t hold charge or charges intermittently |
| System Warnings | OS shows “Replace Battery” or similar warnings consistently |
| Age Factor | Battery is 2-3 years old with noticeable performance decline |
| Unexpected Shutdowns | System powers off suddenly even with reported charge remaining |
Estimated Battery Life
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing/Office Work | 4-6 hours |
| Video Playback | 3-5 hours |
| CAD/3D Modeling | 1.5-3 hours |
| Programming/Development | 3-5 hours |
| Idle/Standby | 6-8 hours |
Note: These are conservative estimates for new batteries used with older hardware. Actual runtime may be shorter than original factory performance due to increased power demands from aging components and modern software.
Purchase Benefits
- Same-day shipping on business days
- 30-day money-back guarantee
- 1-year manufacturer warranty
- In-stock ready to ship
- Brand new genuine product
- Free shipping included
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