High-quality compatible replacement battery designed for select Lenovo ThinkPad laptops with part number L21D4P73. This 4300mAh, 4-cell lithium-ion battery delivers reliable and long-lasting power to keep your device running through demanding workdays, travel, and multitasking. Engineered to meet or exceed original Lenovo specifications, it offers stable performance for productivity tasks, professional applications, multimedia, and everyday use. Built with premium cells and integrated safety protections against over-charging, over-discharging, short circuits, and overheating, this compatible battery ensures safe and efficient operation. Designed specifically for Lenovo ThinkPad T16 GEN 1 and ThinkPad P16S GEN 1 series laptops, it fits seamlessly and installs easily without any technical setup. This cost-effective replacement battery is ideal for professionals and students who need dependable power on the go.
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Lenovo Laptop Battery 4300mAh, 4-Cell High Quality Compatible for Lenovo L21D4P73– ThinkPad T16 GEN 1 & ThinkPad P16S GEN 1 Series Laptops
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₹2,790
₹4,292
( 35% Off )
Availability:
In Stock
Condition:
New
Affiliate Commission : ₹139.50 (5.00%)
Key Features
- Compatible with Lenovo ThinkPad T16 GEN 1 and ThinkPad P16S GEN 1 laptops
- High-quality 4-cell lithium-ion battery for reliable performance
- 4300mAh capacity for extended runtime and efficient power delivery
- Designed to meet or exceed original battery specifications
- Built-in protection against over-charge, over-discharge, and short circuit
- OEM-fit design for easy and secure installation
- Cost-effective replacement for Lenovo L21D4P73 batteries
Frequently Bought Together
Technical Details
| Brand: | Lenovo |
|---|---|
| Model number: | L21D4P73– ThinkPad T16 GEN 1 & ThinkPad P16S GEN 1 Series |
| Seller SKU: | LI-1529 |
| Condition: | New |
| Origin: | China |
| Availability: | In Stock |
| Minimum order quantity: | 1 |
| Shipping weight: | 1000.00 g |
| Date first listed on DP MART : | Jan 26, 2026 |
Lenovo Laptop Battery 4300mAh, 4-Cell High Quality Compatible for Lenovo L21D4P73 – ThinkPad T16 GEN 1 & ThinkPad P16S GEN 1 Series Laptops
Product Type
Compatible Replacement Laptop Battery
Brand Compatibility
Lenovo
Compatible Models
-
ThinkPad T16 GEN 1
-
ThinkPad P16S GEN 1
Battery Model / Part Number
Compatible with Lenovo L21D4P73
Battery Chemistry
Lithium-Ion (Li-Ion)
Number of Cells
4-Cell
Capacity
4300mAh
Nominal Voltage
Typically 7.6V (verify with your original battery before ordering)
Energy Rating
Approx. 32.68Wh (4300mAh × 7.6V)
Cell Quality
Premium high-grade lithium cells for enhanced reliability and performance
Safety Features
-
Over-charge protection
-
Over-discharge protection
-
Short-circuit protection
-
Thermal protection
-
Over-current protection
Installation
Plug-and-play design for easy and secure installation
No technical modification or software required
Performance
Stable and consistent power delivery for productivity, multimedia, and everyday use
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