Description
Product Overview
This genuine Lenovo L12L4P72 52Wh battery is designed specifically for compatible ThinkPad models. Manufactured to meet original equipment specifications, it ensures reliable performance and safe operation.
Specifications
- Battery Capacity: 52Wh
- Chemistry: Lithium-ion
- Condition: Brand new, factory fresh
- Compatibility: See detailed lists below
Compatibility Information
Part Number (P/N)
- 5B10W51868
- 5B10W51869
- 5B10W51870
- 5B11M90034
- SB10W51970
- SB11M89837
- L12L4P72
Compatible Models
- ThinkPad P16s Gen 1 (21BT/21BU)
- ThinkPad P16s Gen 1 (21CK/21CL)
- ThinkPad P16s Gen 2 (21HK/21HL)
- ThinkPad P16s Gen 2 (21K9)
- ThinkPad T16 G1 (21BV/21BW)
- ThinkPad T16 G1 (21CH)
- ThinkPad T16 Gen 2 (21HH/21HJ)
- ThinkPad T16 Gen 2 (21K7/21K8)
Note: Compatibility extends beyond listed models. If your specific model or battery part number isn’t shown, please leave it in the order notes and we’ll verify compatibility before shipping.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery drains significantly faster than original capacity, lasting less than 2 hours with normal use |
| Swelling/Bulging | Battery case appears swollen or distorted, creating safety concerns |
| Charging Issues | Battery won’t charge fully, stops charging at low percentages, or requires frequent repositioning |
| System Warnings | Laptop displays “Replace Battery” or “Battery Not Detected” errors |
| Age | Battery is over 2-3 years old with noticeable performance degradation |
| Sudden Shutdowns | Laptop powers off unexpectedly even when battery indicator shows remaining charge |
Estimated Battery Life
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing & Email | 4-6 hours |
| Office Applications | 3-5 hours |
| Video Streaming | 2.5-4 hours |
| Gaming | 1.5-2.5 hours |
| Standby/Sleep Mode | 24-48 hours |
Note: These are conservative estimates for new batteries in older systems. Actual runtime may be shorter than original due to increased software demands and general system aging.
Purchase Benefits
- Ships within one business day
- 30-day money-back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
- Free shipping included
- 100% genuine product
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