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Dell Y4991 4-Cell 4400mAh 24Wh 4.4Ah 14.8V Li-Ion Battery
- 4-Cell Lithium-Ion Battery
- Voltage: 14.8V
- Capacity: 4400mAh / 24Wh
- Designed for compatibility with select Dell laptops
- Provides standard runtime for mobile tasks
- Reliable power source for portable computing
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Product Overview
The Dell Y4991 is a 4-cell, 14.8V, 4400mAh, 24Wh Lithium-Ion battery. It is designed to provide reliable power for compatible Dell laptops, offering a standard capacity for everyday mobile use.
Technical Information
| Battery Type | Lithium-Ion |
| Cell Count | 4-Cell |
| Voltage | 14.8V |
Additional Specifications
| Capacity | 4400mAh / 24Wh |
| Part Number | Y4991 |
Product Description
The Dell Y4991 battery is a standard 4-cell Lithium-Ion power source, operating at 14.8V with a capacity of 4400mAh (24Wh). This battery is designed to offer reliable power for a range of compatible Dell laptops, providing a balanced solution for users who require consistent performance for everyday mobile computing tasks. Its specifications are geared towards users who need a dependable energy source for moderate usage periods. As a genuine Dell component, the Y4991 ensures proper fit and seamless integration with the power systems of compatible Dell laptops. The 4-cell configuration offers a practical balance between battery life, physical size, and weight, making it a suitable choice for maintaining the portability of the device. The Lithium-Ion technology ensures efficient energy storage and a reasonable number of charge cycles, contributing to the battery's overall lifespan. This battery is essential for users looking to replace a depleted battery or to ensure their Dell laptop remains operational when away from an AC power source. It enables untethered use, allowing for productivity and entertainment on the go. The Y4991 serves as a functional replacement, ensuring that the laptop can continue to be used effectively as a mobile device.
