While it is good to get a 400W solar panel because of its enormous benefits, it is always best to know its specifications even before purchasing it to ensure you get a quality and durable one.
Since there are different brands of 400W solar panels with varying specifications, it makes sense for you to know the normal specification range so that you won’t buy an inferior one. However, if you don’t know the 400W solar panel specifications, no worries; we are here to guide you.
There are numerous different specification ranges for a 400W solar panel. There are specifications for power output, efficiency, current, voltage, lifespan, temperature coefficient, etc. So, these are specifications that you should look out for whenever you want to get a 400-watt solar panel. Without further ado, let’s proceed with the discussion.
400W Solar Panel Wattage
A 400-watt solar panel produces 400 watts of electricity under optimal conditions. This means that a solar panel with a 400W rating will produce 400 watts of electricity when the sun is at its peak.
This 400-watt power output is capable of powering various household appliances and small commercial establishments, and in some scenarios, it may even supplement larger energy systems from the grid.
400W Solar Panel Specifications in Nigeria
When you want to get a 400W solar panel in Nigeria, you should look out for the following specifications:
1. Power Output of the 400W Solar Panel
- A 400W solar panel generates 400 watts of electricity under standard test conditions (STC).
- The power output may vary slightly depending on environmental factors such as temperature, shading, and orientation.
2. Efficiency of the 400W Solar Panel
- The normal efficiency rating of a 400W solar panel ranges from 20% to 22%.
- The high efficiency of the solar panels allows for significant power generation even in limited space.
3. Physical Dimensions of the 400W Solar Panel
- Length typically ranges from 1.7 to 2 meters.
- Width: approximately 1 meter.
- Designed to be lightweight and easy to install on various surfaces.
4. Cell Technology of the 400W Solar Panel
- The 400W solar panel is built using monocrystalline or polycrystalline silicon.
- Monocrystalline cells offer higher efficiency and better performance in low-light conditions.
- Polycrystalline cells are more cost-effective.
- Some 4000W solar panel brands incorporate PERC (Passivated Emitter Rear Contact) technology for enhanced efficiency.
5. Temperature Coefficient of the 400W Solar Panel
- The normal temperature coefficient is usually around -0.3% to -0.4% per degree Celsius.
- This means that there is always a decrease in output for every degree increase in temperature above 25 °C.
6. Durability and Lifespan of the 400W Solar Panel
- A 400W solar panel normally comes with a warranty of 25 years or even more.
- The solar panel is normally designed to withstand various weather conditions, including heavy rain, strong winds, and snow loads.
- Features such as tempered glass, anodized aluminum frames, etc. enhance the durability of the solar panel.
7. Voltage and Current of the 400W Solar Panel
- The normal operating voltage of a 400W solar panel ranges from 35V to 40V.
- The average current output of a 400W solar panel is usually around 10A to 12A.
8. Bypass diodes
- The 400W solar panel is normally equipped with bypass diodes to prevent power loss due to shading.
Suitable Places for a 400-W Solar Panel
Now that you know the 400W solar panel specifications, let’s look at the idle places where you can use them.
- It can be used in residential buildings to power low-energy appliances.
- It can also be used in small commercial establishments.
- The 400W solar panel is suitable for powering agricultural businesses.
- The solar panel can also be used in villages without an off-grid system.
Conclusion
The 400W solar panel has varying specifications for efficiency, output, voltage, warranty, current, etc. that you should look out for when you want to get one. These specifications will guide you in getting the quality of a durable 400W solar panel. All the best as you get a 400W solar panel today and contribute your quota to a sustainable environment.