The HP TPN-W143 and TPN-W142 battery is a high-capacity internal replacement battery designed for select HP ENVY x360 and HP ENVY 15 series laptops. It delivers stable power output, efficient energy use, and reliable runtime for productivity, multimedia use, office work, and everyday computing tasks.
This battery typically features a 4-cell lithium-ion polymer design with approximately 15.12V to 15.4V output and 55.67Wh capacity, making it suitable for thin-and-light HP ENVY laptops.
Compatible with HP TPN-W143 and TPN-W142 battery platforms
4-cell lithium-ion polymer battery design
55.67Wh capacity for extended laptop runtime
Stable 15.12V–15.4V output for efficient operation
Designed for HP ENVY x360 and ENVY notebook series
Built-in protection against overheating and overcharging
Lightweight internal battery construction
OEM-compatible replacement battery platform
HP TPN-W143 TPN-W142 Battery Price in Kenya
Item
Price in Kenya (KES)
HP TPN-W143 / TPN-W142 55.67Wh battery
6,500 – 14,500 KES
HP TPN-W143 TPN-W142 Battery Specifications Table
Specification
Details
Product Name
HP TPN-W143 TPN-W142 battery
Battery Type
Lithium-ion polymer
Voltage
15.12V – 15.4V
Capacity
55.67Wh
Cell Configuration
4-cell
Compatibility
HP ENVY x360 / ENVY 15 series
Installation Type
Internal battery
HP TPN-W143 TPN-W142 Battery Design and Build
Slim internal laptop battery pack
Lightweight 4-cell lithium polymer structure
Precision-fit design for ENVY laptops
Built for thin-and-light notebook systems
Optimized for portability and efficiency
HP TPN-W143 TPN-W142 Battery Performance
Stable runtime for office and productivity tasks
Smooth performance for browsing and streaming
Efficient power delivery during multitasking
Reliable unplugged performance for daily use
Suitable for students and professionals
HP TPN-W143 TPN-W142 Battery Efficiency
Balanced energy consumption for portable laptops
Low standby power drain
Stable voltage output under normal workloads
Optimized for efficient processor platforms
Designed for long battery life cycles
HP TPN-W143 TPN-W142 Battery Safety Features
Overcharge protection
Over-discharge protection
Short-circuit protection
Thermal monitoring system
Smart battery management circuitry
HP TPN-W143 TPN-W142 Battery Compatibility
HP ENVY x360 15-dr series
HP ENVY x360 15-ds series
HP ENVY 17-cg series
Other HP laptops using TPN-W142 / TPN-W143 battery platform
HP TPN-W143 TPN-W142 Battery Durability
High-quality lithium-ion cells
Multiple recharge cycle support
Gradual capacity reduction over time
Designed for everyday notebook usage
Stable long-term performance under normal workloads
HP TPN-W143 TPN-W142 Battery Pros and Cons
Pros
Cons
Good 55.67Wh battery capacity
Internal installation required
Stable power delivery
Not user-removable
Lightweight and efficient design
Degrades over time
Suitable for daily productivity use
Not intended for gaming laptops
Compatible with multiple ENVY models
Moderate runtime under heavy loads
HP TPN-W143 TPN-W142 Battery FAQs
What is the battery capacity?
It has a 55.67Wh capacity
What voltage does it use?
It uses approximately 15.12V to 15.4V
Which laptops use this battery?
HP ENVY x360 and ENVY notebook series using TPN-W142 or TPN-W143 platforms
Is it suitable for gaming laptops?
No, it is mainly designed for productivity and ultrabook laptops
Is it internal or removable?
It is an internal battery
HP TPN-W143 TPN-W142 Battery Conclusion
The HP TPN-W143 and TPN-W142 55.67Wh battery is a reliable replacement battery for HP ENVY laptops. Its 4-cell lithium-ion design, stable voltage output, and efficient power delivery make it ideal for productivity, office work, and everyday laptop use.
