Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Specifications
- Battery Type: Lithium-ion / Lithium-polymer high-density cells
- Capacity: 40Wh compact configuration
- Voltage: 11.1V stable output
- Cells: 3-cell internal lithium pack
- Compatibility: Dell Latitude 7280 / 7380 / 7480 series (and related models)
- Platform Support: Dell Latitude 7000-series business laptops
- Design: Internal OEM replacement battery
- Charging Support: Dell Smart Charge / ExpressCharge (supported models)
- Compatible Battery Codes: P28S / P28S001 / P28S002 / KG7VF / 451-BBYE family variants
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Overview
The Dell P28S / P28S001 / P28S002 11.1V 40Wh laptop battery is an OEM internal replacement designed for Dell Latitude ultrabooks. It delivers stable voltage output, efficient energy management, and reliable runtime for everyday business use such as office work, web browsing, email, video calls, and light multitasking.
The 40Wh 3-cell configuration is commonly used in Dell Latitude 7000-series laptops like the 7280, 7380, and 7480, making it a lightweight option optimized for portability rather than extended heavy workloads.
In many Latitude models, Dell also offers higher-capacity options (e.g., 60Wh extended batteries), but the 40Wh version is the standard slim configuration for mobility-focused users.
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Price Table
| Product | Price in Kenya (KSh) |
|---|---|
| Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery | 6,500 – 12,500 |
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Key Specifications
| Specification | Details |
|---|---|
| Model | P28S / P28S001 / P28S002 |
| Platform | Dell Latitude 7280 / 7380 / 7480 series |
| Battery Type | Lithium-ion / Lithium-polymer |
| Capacity | 40Wh |
| Voltage | 11.1V |
| Cell Configuration | 3-cell |
| Build Type | Internal replacement battery |
| Cycle Life | ~300–500 cycles |
| Charging System | Dell ExpressCharge / Smart Charge |
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Charging Performance
- Stable charging for everyday workloads
- Supports Dell fast charging on compatible systems
- Efficient power delivery for Intel U-series processors
- Full charge typically in ~2–3 hours
- Optimized for light business productivity use
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Safety Features
- Overcharge protection
- Over-discharge protection
- Short-circuit protection
- Thermal monitoring system
- Smart battery management IC
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Compatibility
- Dell Latitude 7280
- Dell Latitude 7380
- Dell Latitude 7480
- Select Dell Latitude 7000-series ultrabooks
- Compatible KG7VF / 451-BBYE battery family systems
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Durability & Build
- High-density lithium-ion cells
- OEM-grade internal casing
- Stable discharge for light workloads
- Designed for business ultrabooks
- Secure internal connector design
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Energy Efficiency
- Optimized for low-power Intel processors
- Lightweight design for portability
- Stable voltage during normal office use
- Ideal for mobile professionals
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Ideal Use Cases
- Office productivity
- Business travel
- Students
- Web browsing
- Email and conferencing
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Pros and Cons
| Pros | Cons |
|---|---|
| Lightweight and portable | Shorter runtime vs 60Wh battery |
| Stable 11.1V output | Internal installation required |
| OEM safety protections | Not suitable for heavy workloads |
| Common Latitude compatibility | Limited endurance for gaming/rendering |
| Affordable replacement option | Must confirm exact part number |
Dell P28S / P28S001 / P28S002 11.1V 40Wh Laptop Battery Conclusion
The Dell P28S / P28S001 / P28S002 11.1V 40Wh laptop battery is a reliable OEM replacement designed for Dell Latitude ultrabooks. It offers stable performance, safe charging, and efficient everyday runtime, making it ideal for users in Kenya who need a lightweight and affordable battery for basic business and productivity use.
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