HP TPN-W143 TPN-W142 55.67Wh Battery Overview
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, and everyday computing tasks.
This model typically uses a 4-cell lithium-ion polymer battery with 15.12V–15.4V output and about 55.67Wh capacity, commonly associated with the SA04XL battery platform.
- Compatible with HP ENVY x360 models using TPN-W142 / TPN-W143 part numbers
- 4-cell lithium-ion polymer design
- 55.67Wh capacity for extended runtime
- Stable ~15.1V–15.4V output for efficient performance
- Designed for ultrabooks and convertible laptops
- Built-in protection against overcharging and overheating
- Suitable for office work, study, and media streaming
- OEM-compatible SA04XL platform battery
HP TPN-W143 TPN-W142 Battery Price in Kenya
| Item |
Price in Kenya (KES) |
| HP ENVY x360 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 |
| Platform |
SA04XL compatible |
| Compatibility |
HP ENVY x360 15-dr / 15-ds / 17-cg series |
| Installation Type |
Internal battery |
HP TPN-W143 TPN-W142 Battery Design and Build
- Slim internal battery pack for convertible laptops
- Lightweight 4-cell lithium polymer structure
- Designed for HP ENVY x360 chassis
- Precision-fit casing for stable installation
- Optimized for thin-and-light performance devices
HP TPN-W143 TPN-W142 Battery Performance
- Stable runtime for productivity tasks
- Smooth performance for browsing and streaming
- Efficient power delivery for ultrabooks
- Supports moderate multitasking workloads
- Reliable for daily laptop use
HP TPN-W143 TPN-W142 Battery Efficiency
- Balanced energy consumption for portability
- Low standby power drain
- Stable voltage output under load
- Optimized for Intel low-power processors
- 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 x360 17-cg series
- Other models using SA04XL / TPN-W142 / TPN-W143 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 ultrabook use
- Stable long-term performance under light workloads
HP TPN-W143 TPN-W142 Battery Pros and Cons
| Pros |
Cons |
| Good 55.67Wh capacity |
Internal installation required |
| Stable performance output |
Not user-removable |
| Compatible with many ENVY models |
Degrades over time |
| Efficient for daily use |
Not for gaming workloads |
| Widely available SA04XL platform |
Moderate capacity for heavy tasks |
HP TPN-W143 TPN-W142 Battery FAQs
- What is the battery capacity?
- What voltage does it use?
- Which battery model does it replace?
- SA04XL and related part numbers
- Which laptops use it?
- HP ENVY x360 15-dr, 15-ds, and 17-cg series
- Is it suitable for gaming?
- No, it is designed for productivity and everyday use
HP TPN-W143 TPN-W142 Battery Conclusion
The HP TPN-W143 and TPN-W142 battery is a reliable 55.67Wh replacement designed for HP ENVY x360 series laptops. Its SA04XL platform and stable output make it ideal for everyday productivity, portability, and general computing needs.
