Original Dell Inspiron 14 5000 5490 5493 51Wh 11.4V Battery Specifications
- Battery Type: Li-ion / Li-Polymer
- Capacity: 51Wh / ~4250mAh
- Voltage: 11.4V
- Cells: 3-cell slim internal design
- Compatibility: Dell Inspiron 14 5490 / 5493 and select Inspiron 14 5000 series models
- Part Number: 266J9 (common equivalent)
- Color: Black
- Build: OEM original / high-quality replacement
- Design: Internal embedded laptop battery module
This Dell Inspiron 14 5000 5490 / 5493 51Wh battery is a high-capacity OEM replacement designed to provide longer runtime compared to standard 40Wh batteries, making it ideal for users who need extended productivity on the go.
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Overview
The Dell 51Wh 11.4V battery is designed for mid-range Inspiron laptops, offering a balance between performance and portability. It provides improved battery life for users handling office work, streaming, and moderate multitasking.
It is widely used in Inspiron 14 5000 series models and delivers reliable power for everyday use.
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Price Table
| Product | Price in Kenya (KSh) |
|---|---|
| Dell Inspiron 14 5000 5490 5493 51Wh 11.4V Battery | 5,999 – 11,700 |
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Key Specifications
| Specification | Details |
|---|---|
| Model | Inspiron 14 5490 / 5493 |
| Battery Type | Li-ion / Li-Polymer |
| Capacity | 51Wh |
| Voltage | 11.4V |
| Cell Configuration | 3-cell |
| Energy Output | Moderate to high daily usage |
| Charging Cycles | ~300–500 cycles |
| Build Type | Internal OEM replacement battery |
| Color | Black |
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Charging Speed and Efficiency
- Supports Dell OEM charging adapters
- Efficient power usage for extended sessions
- Stable discharge for consistent performance
- Optimized for productivity workloads
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Safety Protection Technologies
- Overcharge protection
- Over-discharge protection
- Short-circuit protection
- Over-voltage protection
- Thermal protection system
- Smart battery management IC
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Connectivity and Compatibility
- Compatible with Dell Inspiron 14 5490 and 5493
- Works with part numbers such as 266J9 and equivalents
- Internal OEM connector design
- Must match exact battery model for proper fit
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Cable Strength and Durability
- Reinforced internal wiring system
- Heat-resistant insulation materials
- Durable OEM-grade connector
- Stable long-term power delivery
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Energy Management and Heat Control
- Higher energy capacity for longer runtime
- Stable voltage output during multitasking
- Efficient heat management design
- Suitable for extended daily use
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Ideal Use Cases
- Students and professionals
- Office work and productivity
- Streaming and browsing
- Moderate multitasking
- Travel and mobile use
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Pros and Cons
| Pros | Cons |
|---|---|
| Higher 51Wh capacity vs 40Wh batteries | Slightly heavier than lower-capacity options |
| OEM compatibility ensures reliability | Not suitable for heavy gaming workloads |
| Longer runtime for daily use | Internal installation required |
| Efficient power management | Model-specific compatibility |
| Stable and safe performance | Mid-range pricing |
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery FAQs
- Is this battery original?
It is available as OEM or OEM-compatible depending on supplier. - How long does it last?
Typically 4–7 hours depending on usage. - What voltage does it use?
It uses 11.4V standard configuration. - Which laptops does it support?
Dell Inspiron 14 5490, 5493, and compatible 5000 series models. - Is it better than a 40Wh battery?
Yes, it provides longer runtime due to higher capacity.
Original Dell Inspiron 14 5000 5490 5493 51Wh Battery Conclusion
The Dell Inspiron 14 5000 5490 / 5493 51Wh 11.4V Original Battery is a reliable high-capacity OEM replacement designed for longer runtime and stable performance. It is ideal for users in Kenya who need extended battery life for work, study, and everyday laptop use.
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