550W 580W Mono Solar Panel bifacial
Power & Efficiency: With a robust 575W power rating and conversion efficiency of up to 23.2%, this panel stands out for its ability to generate more electricity per square meter compared to standard modules. Its high-efficiency monocrystalline cells (typically 144 half-cut cells) are designed to minimize energy loss from internal resistance, ensuring superior performance even in low-light conditions (dawn, dusk, or overcast days) and partial shading. For example, a 6kW residential system would require just 11 panels (575W×11≈6.3kW), significantly reducing the number of modules needed compared to 400W alternatives (which would require 15 panels), thus saving valuable roof or ground space.
Durability & Weather Resistance: Built to withstand harsh environmental conditions, the panel features a 3.2mm tempered glass front for impact resistance (rated to handle 25mm hailstones), a corrosion-resistant anodized aluminum frame for structural stability, and an IP68-rated junction box to prevent water and dust ingress. It operates reliably in extreme temperatures (-40°C to 85°C) and can endure high wind loads (up to 2400Pa, equivalent to 140km/h winds), making it suitable for coastal, desert, or high-altitude regions. Backed by a 25-year linear performance warranty (guaranteeing ≥83.1% of initial output after 25 years) and a 10-year product warranty, it ensures long-term peace of mind.
Thermal & Low-Light Performance: Monocrystalline cells inherently offer better light absorption than polycrystalline alternatives, and this panel enhances this with a low temperature coefficient of -0.33%/°C. This means it retains more efficiency in hot climates, where heat can degrade performance-critical for maximizing output during peak sunlight hours. Additionally, its optimized cell arrangement and anti-reflective coating capture diffused light effectively, boosting energy production in cloudy or shaded environments.
Installation & Compatibility: The panel's standard dimensions (approximately 2280×1135×30mm) and lightweight design (~28kg) simplify handling and installation, whether mounted on rooftops (tilted or flat) or ground-mounted systems. It uses industry-standard MC4 connectors for easy wiring and is compatible with all mainstream inverters (string, micro, or hybrid) and mounting hardware, making it a versatile choice for new installations or system expansions. Its high wattage also reduces the number of interconnections and wiring required, lowering labor costs and minimizing potential points of failure in large arrays.
Products parameters
|
Module |
WN 550-580W - 36MH | ||||||||
|
Max Power Pmax(W) |
550 | 560 | 565 | 570 | 580 | ||||
|
Max Power Voltage(Vmp/V) |
41.50 | 41.77 | 41.92 | 42.07 | 42.37 | ||||
|
Max Power Current(Imp/A) |
13.26 | 13.41 | 13.48 | 13.55 | 13.69 | ||||
|
Open Circuit Voltage(Voc/V) |
50.21 | 50.47 | 50.60 | 50.74 | 51.02 | ||||
|
Short Circuit Current(Isc/A) |
14.00 | 14.15 | 14.23 | 14.31 | 14.47 | ||||
|
Module Efficiency(%) |
21.29 | 21.68 | 21.87 | 22.07 | 22.45 | ||||
|
Power Tolerance(W) |
0 ~ + 3 %
|
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Operating Temperature
|
-40 °C ~ +85 °C
|
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Max Series Fuse Rating
|
30 A
|
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Products Overview


| Product Specification | |
| Module Size |
2278×1134×30
|
| Weight | 29kg |
| Cell Type |
N- type Mono
|
| Junction Box | IP68 |
| Connector | PV Connector |























What is a mono solar panel?
A mono solar panel, short for monocrystalline solar panel, is a highly efficient photovoltaic device. It is crafted from monocrystalline silicon, which is obtained by slicing wafers from a single, large - sized crystal of silicon. This single - crystal structure allows for a more organized arrangement of silicon atoms compared to other types of solar panels. As a result, the electrons within the silicon can move more freely when excited by sunlight, facilitating a more efficient conversion of solar energy into electricity. The manufacturing process of mono solar panels is more precise and complex, involving techniques such as pulling a single crystal from a molten silicon bath using the Czochralski method. This high - quality production approach contributes to the panel's superior performance characteristics.
How does a mono solar panel work?
A mono solar panel operates based on the photovoltaic effect. When sunlight, which consists of photons, strikes the monocrystalline silicon cells of the panel, the photons transfer their energy to the electrons in the silicon atoms. The well - ordered crystal structure of monocrystalline silicon enables these electrons to gain enough energy to break free from their atomic bonds and start moving. This movement of electrons creates an electric current. To capture this current and make it useful, the solar panel is equipped with an electrical circuit. The negative and positive charges are separated within the panel, and the resulting direct current (DC) can be harnessed. This DC power is then usually converted into alternating current (AC) through an inverter, which is the type of electricity used in most household and industrial applications.
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