Original Dell Inspiron 14 5455 40Wh 14.8V Battery Specifications
- Battery Type: Li-ion
- Capacity: 40Wh
- Voltage: 14.8V
- Cells: 4-cell
- Compatibility: Dell Inspiron 14 5451, 5455, 5458, 5459 and select Inspiron 3000/5000 series models using M5Y1K battery type
- Part Numbers: M5Y1K, WKRJ2, GXVJ3, HD4J0 and equivalents
- Color: Black
- Build: OEM original / high-quality replacement
- Design: Internal slim laptop battery module
The Dell Inspiron 14 5455 40Wh battery is a compact OEM replacement designed for everyday Dell laptops. It delivers stable power for basic computing tasks such as browsing, office work, online classes, and media streaming while maintaining lightweight portability.
Original Dell Inspiron 14 5455 40Wh Battery Overview
This 40Wh battery is commonly used in Dell Inspiron 14 5000 series laptops. It is designed for users who prioritize portability and efficiency over long unplugged runtime.
It provides reliable backup power for daily tasks and is widely used in student and office laptops where moderate performance and mobility are required. The M5Y1K battery family is one of the most common 40Wh Dell battery platforms across Inspiron 14, 15, and 17 series.
Original Dell Inspiron 14 5455 40Wh Battery Price Table
| Product | Price in Kenya (KSh) |
|---|---|
| Dell Inspiron 14 5455 40Wh 14.8V Battery | 6,500 – 11,500 |
Original Dell Inspiron 14 5455 40Wh Battery Key Specifications
| Specification | Details |
|---|---|
| Model | Inspiron 14 5455 |
| Battery Type | Lithium-ion |
| Capacity | 40Wh |
| Voltage | 14.8V |
| Cell Configuration | 4-cell |
| Energy Output | Light daily use |
| Charging Cycles | ~300–500 cycles |
| Build Type | Internal OEM replacement battery |
| Color | Black |
Original Dell Inspiron 14 5455 40Wh Battery Charging Speed and Efficiency
- Stable charging with Dell OEM adapters
- Optimized for low-power Intel processors
- Efficient energy use for everyday workloads
- Designed for consistent performance in portable laptops
Original Dell Inspiron 14 5455 40Wh 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 5455 40Wh Battery Connectivity and Compatibility
- Dell Inspiron 14 5451 / 5455 / 5458 / 5459
- Compatible Inspiron 14 / 15 / 17 3000 and 5000 series using M5Y1K platform
- OEM internal connector system
- 14.8V Dell laptop architecture
Original Dell Inspiron 14 5455 40Wh Battery Cable Strength and Durability
- Reinforced internal wiring
- Heat-resistant insulation materials
- Durable OEM connector interface
- Lightweight structure for portability
Original Dell Inspiron 14 5455 40Wh Battery Energy Management and Heat Control
- Efficient low-power energy delivery
- Stable voltage regulation
- Minimal heat generation during use
- Designed for entry-level and mid-range laptops
Original Dell Inspiron 14 5455 40Wh Battery Ideal Use Cases
- Students
- Office users
- Online learning
- Web browsing and email
- Light productivity tasks
- Everyday computing
Original Dell Inspiron 14 5455 40Wh Battery Pros and Cons
| Pros | Cons |
|---|---|
| Lightweight and compact design | Lower capacity (40Wh only) |
| Wide compatibility across Dell Inspiron models | Shorter runtime vs higher Wh batteries |
| OEM stability and safety | Not suitable for heavy workloads |
| Affordable replacement option | Internal installation required |
| Good for everyday use | Model-specific compatibility |
Original Dell Inspiron 14 5455 40Wh Battery FAQs
- Is this battery original?
It is available as OEM or OEM-compatible depending on supplier. - How long does it last?
Typically 2–5 hours depending on usage. - What voltage does it use?
It uses 14.8V standard for Dell Inspiron 14 5455 series laptops. - What laptops does it support?
Dell Inspiron 14 5451, 5455, 5458, 5459 and related M5Y1K models. - Does it require installation?
Yes, it is an internal battery and should be installed carefully.
Original Dell Inspiron 14 5455 40Wh Battery Conclusion
The Dell Inspiron 14 5455 40Wh 14.8V Original Battery is a reliable OEM replacement designed for everyday Dell laptops. It delivers stable performance, safe operation, and portability, making it ideal for users in Kenya who need an affordable and practical battery for daily computing.
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