Description
Product Overview
This genuine Lenovo 01AV494 57Wh battery is designed to provide reliable power for your compatible ThinkPad laptop. Manufactured to meet original specifications, it ensures optimal performance and safety.
Specifications
- Battery Part Number: 01AV494
- Capacity: 57Wh
- Chemistry: Lithium-ion
- Voltage: 11.4V
- Condition: Brand new, factory fresh
Compatible Part Numbers (P/N)
- 01AV429
- 01AV430
- 01AV431
- SB10K97586
- SB10K97587
- SB10K97588
Compatible Models
- ThinkPad X1 Carbon (20HQ)
- ThinkPad X1 Carbon (20HR)
- ThinkPad X1 Carbon (20K3)
- ThinkPad X1 Carbon (20K4)
- ThinkPad X1 Carbon (20KG)
- ThinkPad X1 Carbon (20KH)
- ThinkPad X1 Carbon 5th Gen (20HR/20HQ)
- ThinkPad X1 Carbon 5th Gen (20K4/20K3)
- ThinkPad X1 Carbon 6th Gen (20KH/20KG)
Need Help Finding the Right Battery?
We’ve listed the most common compatible part numbers and models above, but there are additional compatible devices. If you don’t see your specific model or part number listed, please leave this information in the order notes during checkout. We’ll verify compatibility before shipping to ensure you receive the correct battery.
When Should You Replace Your Laptop Battery?
Here are common signs indicating it’s time for a battery replacement:
| Symptom | Description |
|---|---|
| Short Battery Life | Battery drains significantly faster than when new, lasting less than 2 hours with normal use |
| Swelling/Bulging | Battery case appears swollen or causes laptop case to not close properly |
| Charging Issues | Battery won’t charge fully, charges intermittently, or requires specific positioning |
| Unexpected Shutdowns | Laptop shuts down suddenly even when battery indicator shows remaining charge |
| Battery Not Detected | System fails to recognize battery or shows “No battery detected” error |
| Age | Battery is over 2-3 years old with noticeable performance degradation |
Estimated Battery Life by Usage Scenario
Based on 57Wh capacity with conservative estimates for typical ThinkPad X1 Carbon usage:
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Email | 4-6 hours |
| Office Applications | 5-7 hours |
| Video Streaming | 3-5 hours |
| Light Gaming | 2-3 hours |
| Standby/Sleep Mode | Multiple days |
| Mixed Typical Use | 4-6 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 power demands from software updates and natural hardware aging.
Shipping & Warranty
- Ships within 1 business day
- 30-day money-back guarantee
- 1-year manufacturer warranty
- Free shipping
- In stock, ready to ship





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