Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Specifications
- Battery Type: Li-ion
- Capacity: 40Wh
- Voltage: 14.8V
- Cells: 4-cell lithium-ion pack
- Compatibility: Dell Inspiron 15 5559 (P51F platform)
- Design: Internal OEM replacement battery
- Charging Support: Dell Smart Battery Management system
- Part Numbers: M5Y1K / P51F / P52F / P47F / GXVJ3 compatible variants
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Overview
The Original 40Wh Dell Inspiron 15 5559 battery is an OEM internal replacement designed for the Dell Inspiron 15 5000 series laptops built on the P51F platform. It provides stable voltage output, reliable charging behavior, and consistent everyday performance for basic computing tasks such as browsing, office work, media playback, and online learning.
Verified technical listings confirm that the Inspiron 15 5559 uses a 40Wh 4-cell lithium-ion battery operating at 14.8V, which is the standard capacity for this model across most configurations.
This battery is part of Dell’s widely used mid-range 40Wh platform, shared across multiple Inspiron 15 and Vostro laptops using similar internal chassis designs.
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Price Table
| Product | Price in Kenya (KSh) |
|---|---|
| Original 40Wh Dell Inspiron 15 5559 Battery 14.8V | 6,500 – 12,500 |
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Key Specifications
| Specification | Details |
| Model | Dell Inspiron 15 5559 (P51F) |
| Battery Type | Lithium-Ion |
| Capacity | 40Wh |
| Voltage | 14.8V |
| Cell Configuration | 4-cell |
| Build Type | Internal replacement battery |
| Cycle Life | ~300–500 cycles |
| Charging System | Dell Smart Battery Management |
| Battery Family | Inspiron 5000 P51F platform |
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Charging Performance
- Stable charging for daily tasks
- Efficient power delivery for light workloads
- Supports Dell intelligent charging system
- Full charge typically in ~2–3 hours
- Optimized for basic productivity use
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Safety Features
- Overcharge protection
- Over-discharge protection
- Short-circuit protection
- Thermal regulation system
- Smart battery management IC
- Overcurrent protection
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Compatibility
- Dell Inspiron 15 5555 / 5558 / 5559
- Dell Inspiron 15 3558 / 3559 (select variants)
- Dell Inspiron 14 5458 / 5459
- Dell Vostro 14 3458 / 3459
- Systems using P51F / M5Y1K / GXVJ3 battery family
- Always verify exact part number before purchase
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Durability & Build
- OEM-grade lithium-ion cells
- Stable discharge performance
- Lightweight internal design
- Reliable connector and protection circuitry
- Designed for everyday computing use
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Energy Efficiency
- Balanced runtime for daily tasks
- Efficient power consumption
- Stable voltage output under load
- Suitable for students and office users
- Optimized for portability
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Ideal Use Cases
- Students
- Office professionals
- Remote workers
- Home users
- Everyday browsing and media use
- Basic productivity tasks
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Pros and Cons
| Pros | Cons |
| Standard OEM 40Wh Dell platform | Internal installation required |
| Stable 14.8V output | Limited runtime compared to higher Wh batteries |
| Widely compatible across Inspiron 5000 series | Not suitable for gaming-heavy workloads |
| Safe Dell battery management support | Must match exact P51F family |
| Affordable replacement option | Non-removable design |
Original 40Wh Dell Inspiron 15 5559 Battery 14.8V Conclusion
The Original 40Wh Dell Inspiron 15 5559 Battery 14.8V is a reliable OEM replacement for Dell Inspiron 15 5000 series laptops using the P51F platform. It delivers stable performance, safe charging, and dependable everyday runtime, making it a practical choice for users in Kenya who need an affordable and consistent replacement battery for basic computing needs.
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