HP 843537-421 / 843537-541 41.7Wh Battery Overview
The HP 843537-421 and 843537-541 41.7Wh battery is a slim internal replacement battery commonly used in select HP Pavilion x360 and HP Stream ultrabooks. It delivers stable power output, efficient energy usage, and reliable runtime for everyday computing tasks such as browsing, office work, streaming, and light multitasking.
This battery is typically identified under the BI03XL / HSTNN-UB6W platform, featuring a 3-cell lithium-ion design with 11.55V output and 41.7Wh capacity, optimized for lightweight HP portable laptops.
Compatible with HP 843537-421 and 843537-541 battery part numbers
3-cell lithium-ion polymer design
41.7Wh capacity for daily ultrabook use
Stable 11.55V output for consistent performance
Lightweight internal battery for slim laptops
Built-in protection against overcharge and overheating
Suitable for office work, browsing, and media playback
OEM-compatible BI03XL / HSTNN-UB6W platform
HP 843537-421 / 843537-541 41.7Wh Battery Price in Kenya
Item
Price in Kenya (KES)
HP 843537-421 / 843537-541 41.7Wh battery
5,500 – 12,500 KES
HP 843537-421 / 843537-541 41.7Wh Battery Specifications Table
Specification
Details
Product Name
HP 843537-421 / 843537-541 battery
Battery Type
Lithium-ion polymer
Voltage
11.55V
Capacity
41.7Wh
Cell Configuration
3-cell
Platform
BI03XL / HSTNN-UB6W
Compatibility
HP Pavilion x360 / HP Stream series (select models)
Installation Type
Internal battery
HP 843537-421 / 843537-541 41.7Wh Battery Design and Build
Slim ultrabook internal battery design
Lightweight lithium-ion polymer cells
Precision-fit structure for compact HP laptops
Durable casing for daily portability
Designed for thin-and-light notebooks
HP 843537-421 / 843537-541 41.7Wh Battery Performance
Stable runtime for everyday productivity tasks
Supports browsing, streaming, and office applications
Smooth performance under light workloads
Reduces unexpected shutdowns
Optimized for energy-efficient ultrabook processors
HP 843537-421 / 843537-541 41.7Wh Battery Efficiency
Balanced energy consumption for portability
Low standby power drain
Stable voltage regulation during use
Efficient performance-to-runtime ratio
Ideal for students and office users
HP 843537-421 / 843537-541 41.7Wh Battery Safety Features
Overcharge protection
Over-discharge protection
Short-circuit protection
Thermal monitoring system
Smart battery management circuitry
HP 843537-421 / 843537-541 41.7Wh Battery Compatibility
HP Pavilion x360 13-u series
HP Pavilion x360 selected ultrabook models
HP Stream 14 series (selected configurations)
Devices using BI03XL / HSTNN-UB6W battery platform
HP 843537-421 / 843537-541 41.7Wh Battery Durability
High-quality lithium-ion polymer cells
Multiple recharge cycle support
Stable long-term performance
Gradual capacity loss over time
Designed for everyday computing use
HP 843537-421 / 843537-541 41.7Wh Battery Pros and Cons
Pros
Cons
Lightweight ultrabook battery
Internal installation required
Stable 11.55V output
Not user-removable
Good for daily tasks
Limited runtime under heavy use
Widely used BI03XL platform
Capacity reduces with age
Affordable replacement option
Not suitable for gaming laptops
HP 843537-421 / 843537-541 41.7Wh Battery FAQs
What is the battery capacity?
It is 41.7Wh.
What voltage does it use?
It uses 11.55V output.
Which platform does it use?
BI03XL / HSTNN-UB6W compatible platform.
Which laptops use it?
HP Pavilion x360 and HP Stream ultrabooks (select models).
Is it suitable for gaming?
No, it is designed for lightweight everyday use.
HP 843537-421 / 843537-541 41.7Wh Battery Conclusion
The HP 843537-421 and 843537-541 41.7Wh battery is a reliable replacement option for HP ultrabooks. With its slim 3-cell BI03XL design, stable 11.55V output, and efficient power delivery, it is ideal for users who need portability and consistent everyday performance.
