400 Watt Solar Panel
The 400 Watt Solar Panel, epitomizes efficiency and aesthetic elegance in the solar energy sector. Equipped with 11BB PERC Half-Cell technology, this panel stands out for its enhanced electrical performance and energy output. The innovative design of these half cells significantly reduces energy loss due to shading and ensures a higher yield, even in low-light conditions. This makes it an ideal choice for environments with varying sunlight exposure.
Aesthetically, the full black frame of this solar panel adds a touch of sophistication, making it a perfect blend of form and function. The all-black design not only contributes to its visual appeal but also allows for seamless integration with different roof types, enhancing the overall look of residential or commercial buildings.
Moreover, this 400 watt solar panel is renowned for its low Levelized Cost of Energy (LCOE), ensuring that users benefit from a cost-effective energy solution over the panel’s lifespan. This aspect, coupled with the panel’s capacity to deliver higher output – typical of a 400W solar panel – translates to increased energy production and savings.
400 W
Module Power
20.5 %
Module Efficiency
12 Years
Product Warranty
25 Years
Power Warranty
Low Levelized Cost of Energy (LCOE)
A cost-effective and economically attractive option for both residential and commercial solar installations.
Visually Appealing
Integrates seamlessly with various roof types, making it an ideal choice for installations where appearance is a priority
11BB PERC Half-Cell
Reduces internal power loss, increases cell efficiency, and offers superior performance even in low light conditions. The half-cell configuration further minimizes resistance loss and boosts overall energy yield.
Low Reflection for Safety
Engineered to minimize glare, ensuring safety and enhanced performance.
Mechanical Parameters
| Item | Spec |
|---|---|
| Cell Type | P type Mono-crystalline |
| No. of cells | 108 (6×18） |
| Dimensions | 1722x1134x30mm |
| Weight | 19.5kg |
| Frame | Anodized Aluminium Alloy |
| Junction Box | IP68 Rated |
| Output Cables | 4mm², 200mm(+) / 300mm(-) |
| Packaging | 36pcs/pallets, 936pcs/ 40'HQ Container |
Electrical Performance Parameters (STC Test)
| Data | 400W / STC | 400W-NOCT |
|---|---|---|
| Maximum Power (Pmax) | 400Wp | 302Wp |
| Maximum Power Voltage (Vmp) | 31.01V | 29.26V |
| Maximum Power Current (Imp) | 12.90A | 10.32A |
| Open-circuit Voltage (Voc) | 37.07V | 34.88V |
| Short-circuit Current (Isc) | 13.79A | 11.03A |
| Module Efficiency STC (%) | 20.5% | 20.5% |
| Operating Temperature(℃) | -40℃~+85℃ | |
| Maximum system voltage | 1000/1500VDC (IEC) |
STC: Irradiance 1000W/m2, Cell Temperature 25°C, AM=1.5
NOTC: Irradiance 800W/m2, Cell Temperature 20°C, AM=1.5, Windsped 1m/s
Frequently Asked Questions
400 Watt Solar Panel
Multi-busbar (MBB) refers to a technology used in solar panels to improve their efficiency and reliability. In traditional solar panels, there are usually two or three busbars -- thick conductive strips -- on each solar cell that collect the electric current generated by the cell. In Multi-busbar technology, the number of busbars is increased, often to five or more, which has several benefits:
1. Reduced Resistance: More busbars mean shorter distances for electrons to travel, which reduces the resistance within the solar cell and increases the efficiency of the solar panel.
2. Increased Efficiency: The increased number of busbars allows for better collection of electric current generated by the solar cells, which leads to higher efficiency.
3. Improved Reliability: More busbars also mean that if one busbar fails or gets shaded, the others can still collect the electric current, which improves the reliability of the solar panel.
4. Enhanced Aesthetics: MBB technology can also improve the aesthetics of the solar panel as the busbars are thinner and less visible, leading to a more homogeneous appearance.
5. Better Performance in Shaded Conditions: More busbars can result in better performance under partial shading conditions as they provide alternative pathways for the electric current to flow.
6. Reduced Power Loss: The reduced resistance and better current collection result in less power loss within the solar panel.
7. Reduced Cell Cracking: The thin, flexible busbars put less mechanical stress on the solar cells which can reduce the likelihood of cell cracking.
This technology is part of a broader trend in the solar industry to continually improve the efficiency, reliability, and aesthetics of solar panels to make them more attractive and cost-effective for a wide range of applications.
Potential Induced Degradation (PID) is a phenomenon that can significantly reduce the efficiency and performance of solar panels over time. It occurs due to a buildup of negative charges within the solar panel, which can create a voltage potential that adversely affects the solar cells.
Being PID resistant means that a solar panel has been designed or treated in a way to reduce or prevent the occurrence of Potential Induced Degradation. Here are the benefits of PID resistance:
1. Maintained Efficiency: By resisting PID, the solar panel maintains its performance levels over time, ensuring that the power output remains consistent.
2. Extended Lifespan: PID resistance can significantly extend the lifespan of solar panels by preventing the degradation that would otherwise occur.
3. Increased Return on Investment (ROI): With maintained efficiency and an extended lifespan, solar panels provide a better return on investment as they continue to generate the expected amount of electricity over a longer period.
4. Reduced Maintenance Costs: PID resistance also means potentially lower maintenance costs, as the panels will require less servicing and are less likely to need early replacement due to degradation.
5. Better Performance in Varied Climates: PID can be exacerbated by high temperatures and humidity, so PID resistance is particularly beneficial in hot and humid climates where solar panels are more prone to this type of degradation.
The full-black design of the panel offers a sleek and modern aesthetic, making it an attractive addition to any residential project. The low reflection surface minimizes glare, which can be hazardous, ensuring safer for drivers passing by.
The product is covered by a 12-year warranty for manufacturing defects and a 25-year warranty for power output.
