Description
Product Overview
This genuine Lenovo 45N1038 44Wh battery provides reliable power for your compatible Lenovo laptop. Manufactured to meet original specifications, it ensures optimal performance and safety.
Key Specifications
- Battery Part Number: 45N1038
- Capacity: 44Wh
- Chemistry: Lithium Ion
- Condition: Brand New
- Warranty: 1 Year
Compatible Part Numbers (P/N)
This battery replaces the following Lenovo part numbers:
- 0A36287
- 0A36309
- 42T4844
- 42T4845
- 42T4846
- 42T4847
- 45N1036
- 45N1037
- 45N1039
- 45N1065
- 45N1067
- 45N1143
Compatible Models
Designed for these Lenovo laptop models:
- ThinkPad T420s
- ThinkPad T420si
- ThinkPad T430s
- ThinkPad T430si
- Lenovo 66+ 81+ series
Compatibility Note
Many compatible part numbers and models exist beyond those listed. If you’re unsure about compatibility, please leave your laptop model or current battery part number in the order notes during checkout. We’ll verify compatibility before shipping.
When to Consider Battery Replacement
| Situation | Description |
|---|---|
| Short Runtime | Battery drains significantly faster than original capacity, lasting less than 1 hour under normal use |
| Swelling/Bulging | Battery case appears swollen or distorted, posing safety risks |
| Charging Issues | Battery won’t charge fully, charges intermittently, or doesn’t hold charge |
| System Warnings | Laptop shows “Consider replacing your battery” or similar alerts |
| Age Factor | Battery is over 2-3 years old with noticeable performance degradation |
| Unexpected Shutdowns | Laptop powers off suddenly even when battery indicator shows remaining charge |
Estimated Battery Life by Usage
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Email | 3-4 hours |
| Document Editing | 3.5-4.5 hours |
| Video Streaming | 2-3 hours |
| Light Gaming | 1.5-2.5 hours |
| Standby/Sleep Mode | 24+ hours |
Note: These are conservative estimates for new batteries used with 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
- Free shipping
- 30-day money-back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
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