The HP RE03045XL / RE03045XL-PL 45Wh battery is an internal replacement battery designed for select HP ProBook business laptops. It provides stable and efficient power for office work, web browsing, video conferencing, document editing, and general productivity tasks.
This battery is a 3-cell lithium-ion polymer pack with a nominal capacity of 45Wh and a voltage of 11.55V. It belongs to the RE03XL compatible battery family and is commonly used in HP ProBook 430 G6/G7, 440 G6/G7, 445 G6/G7, 450 G6/G7, and 455 G6/G7 series laptops.
Compatible with select HP ProBook G6 and G7 laptops
45Wh lithium-ion polymer capacity
3-cell internal battery design
Stable 11.55V power output
RE03XL compatible battery platform
Built-in protection against overheating and overcharging
Designed for business and office productivity
OEM-compatible internal replacement battery
HP RE03045XL / RE03045XL-PL 45Wh battery Price in Kenya
Item
Price in Kenya (KES)
HP RE03XL 45Wh replacement battery
6,500 – 9,500 KES
HP RE03045XL / RE03045XL-PL 45Wh battery Specifications Table
Specification
Details
Product Name
HP RE03045XL / RE03045XL-PL 45Wh battery
Battery Type
Lithium-ion polymer
Voltage
11.55V
Capacity
45Wh
Cell Configuration
3-cell
Compatibility
HP ProBook 430/440/445/450/455 G6 and G7 series
Replacement Family
RE03XL
Installation Type
Internal battery
Specifications confirmed by multiple battery suppliers and compatibility listings.
HP RE03045XL / RE03045XL-PL 45Wh battery Design and Build
Slim 3-cell lithium polymer construction
Lightweight design for business laptops
Durable casing for daily office use
Precision-fit OEM internal structure
Optimized for portability and efficiency
Built for long-term professional workloads
HP RE03045XL / RE03045XL-PL 45Wh battery Performance
Stable power delivery for office applications
Suitable for Microsoft Office, browsing, and conferencing
Smooth multitasking for light to moderate workloads
Optimized for Intel and AMD business processors
Not intended for gaming or heavy rendering
Consistent discharge curve for predictable runtime
HP RE03045XL / RE03045XL-PL 45Wh battery Efficiency
Energy-efficient lithium-ion technology
Low standby power consumption
Supports HP smart battery optimization
Balanced runtime for mobile business use
Designed for daily productivity environments
HP RE03045XL / RE03045XL-PL 45Wh battery Safety Features
Overcharge protection
Over-discharge protection
Short circuit protection
Thermal protection system
Smart battery monitoring circuitry
HP RE03045XL / RE03045XL-PL 45Wh battery Compatibility
HP ProBook 430 G6 / G7
HP ProBook 440 G6 / G7
HP ProBook 445 G6 / G7
HP ProBook 450 G6 / G7
HP ProBook 455 G6 / G7
HP mt22 Mobile Thin Client
Systems using RE03XL / 45Wh 11.55V battery platform
HP RE03045XL / RE03045XL-PL 45Wh battery Durability
High-quality lithium-ion polymer cells
Designed for regular daily charge cycles
Gradual capacity loss over time (normal lithium aging)
Stable performance under office workloads
Built for long-term business use
Reinforced internal structure for reliability
HP RE03045XL / RE03045XL-PL 45Wh battery Pros and Cons
Pros
Cons
Reliable 45Wh business battery capacity
Internal installation required
Strong RE03XL compatibility
Battery degrades over time
Lightweight and portable design
Not suitable for gaming workloads
Stable office productivity performance
Moderate runtime vs larger batteries
OEM-grade build quality
Limited high-performance output
HP RE03045XL / RE03045XL-PL 45Wh battery FAQs
What is the battery capacity? 45Wh
What voltage does it use? 11.55V
Which laptops use this battery? HP ProBook 430/440/445/450/455 G6 and G7 series laptops
Which battery family does it belong to? RE03XL platform
Is it suitable for gaming laptops? No, it is designed mainly for business and productivity laptops
HP RE03045XL / RE03045XL-PL 45Wh battery Conclusion
The HP RE03045XL / RE03045XL-PL 45Wh battery is a reliable RE03XL-compatible internal replacement battery designed for HP ProBook business laptops. It offers stable performance, efficient power usage, and dependable runtime for professional and everyday computing tasks.
