Description
Product Overview
This genuine Lenovo 00HW045 37Wh battery is designed specifically for compatible ThinkPad X1 Tablet models. It delivers reliable power and performance for your mobile computing needs.
Specifications
- Battery Capacity: 37Wh
- Voltage: 11.4V
- Chemistry: Lithium-ion
- Condition: Brand new, factory fresh
- Part Number: 00HW045
Compatibility Information
Compatible Part Numbers (P/N)
- 00HW045
- 00HW046
- SB10J78993
- SB10J78994
Compatible Models
- ThinkPad X1 Tablet Gen 1
- ThinkPad X1 Tablet Gen 1 (20GG/20GH)
- ThinkPad X1 Tablet Gen 2
- ThinkPad X1 Tablet Gen 2 (20JB/20JC)
Note: This list represents common compatible models and part numbers. If you’re unsure about compatibility, please leave your specific laptop model or current battery part number 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 on full charge |
| Swelling/Bulging | Battery case appears swollen or distorted |
| Charging Issues | Battery won’t charge fully or charges intermittently |
| System Warnings | Laptop shows “Replace Battery” or similar alerts |
| Overheating | Battery gets unusually hot during use or charging |
| Age | Battery is 2-3 years old with noticeable degradation |
Estimated Battery Life
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing | 3-4 hours |
| Document Editing | 4-5 hours |
| Video Playback | 2-3 hours |
| Light Gaming | 1-2 hours |
| Standby/Sleep | 20-30 hours |
Note: These are conservative estimates for a new battery in older hardware. Actual runtime may be shorter than when your device was new due to increased software demands and general hardware aging.
Purchase Benefits
- Same day shipping on weekdays
- 30-day money back guarantee
- 1-year warranty included
- In stock, ready to ship
- Free shipping on all orders
- 100% brand new product





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