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Why Choose Us
Delivery speed
Large production capacity ensures on-time delivery. Complete packaging ensures product quality and delivers to the destination as soon as possible.
High quality products
Longchi is the forerunner of off-grid solar energy system and home energy storage solutions in china, aiming to improve the energy supply situation especially in rural areas. With strong r&d, reliable quality, and strict supply chain management, longchi products have been testified for peak performance and long life.
Our services
In the pre-sales stage, our team of experts will recommend the most suitable products according to the needs of customers and provide detailed technical consultation. During the sales period, we ensure timely delivery and provide installation guidance. For after-sales, we provide long-term technical support, warranty services and spare parts to help customers maximize the use of products and get reliable maintenance during use.
High efficiency
Monocrystalline solar panels offer the highest level of efficiency among solar panel types, typically ranging from 17% to 22%. This means they can convert a larger percentage of sunlight into usable electricity.
Space efficiency
Thanks to their high efficiency, monocrystalline solar panels require less space to generate a specific amount of electricity compared to other types of solar panels. They are ideal for installations with limited roof space.
Longevity
Monocrystalline solar cells have a longer lifespan compared to other solar panel technologies. With proper installation and maintenance, elat solar panels can last up to 38 years, providing a reliable and durable energy solution.
Heat resistance
Monocrystalline solar panels exhibit excellent heat resistance, ensuring optimal performance even in high-temperature environments. This makes them suitable for various climates and applications.
Low-light performance
Monocrystalline solar panels perform well in low-light conditions, making them suitable for areas with less sunshine and cloudy days. They can continue generating electricity even when sunlight levels are not at their peak.
Monocrystalline solar panels are used in various applications. Some common examples include residential and commercial rooftop solar arrays, portable solar generators for camping and off-grid living, and industrial-scale energy production for factories or farms. They can also power water pumps, telecommunications systems, navigation gear, and more.
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Module Dimensions |
1776*1052*35mm / 2094*1038*35mm |
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Weight |
18.9kg / 23.5kg |
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Junction-Box |
IP 67 or IP 68 rated |
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Cables |
4.0mm² |
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Cell Orientation |
12 cells(6*2) |
|
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Power temperature coefficient (%/ºC): - 0.45 %/ºC |
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Module Warranty |
25 - year limited warranty of 80% power output; |
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Test |
Fire test, Ammonia corrosion test, Salt mist corrosion resistance approved |
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Model Number |
FSM425M-144C |
FSM430M-144C |
FSM435M-144C |
FSM440M-144C |
FSM445M-144C |
FSM450M-144C |
FSM455M-144C |
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Testing Condition |
STC |
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Maximum Power (Pmax/W) |
425 |
430 |
435 |
440 |
445 |
450 |
455 |
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Open Circuit Voltage (Voc/V) |
48.3 |
48.5 |
48.7 |
48.9 |
49.1 |
49.3 |
49.5 |
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Short Circuit Current (Isc/A) |
11.23 |
11.31 |
11.39 |
11.46 |
11.53 |
11.6 |
11.66 |
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Voltage at Maximum Power (Vmp/V) |
40.5 |
40.7 |
40.9 |
41.1 |
41.3 |
41.5 |
41.7 |
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Current at Maximum Power (Imp/A) |
10.5 |
10.57 |
10.64 |
10.71 |
10.78 |
10.85 |
10.92 |
|
Module Efficiency(%) |
19.6 |
19.8 |
20 |
20.2 |
20.5 |
20.7 |
20.9 |
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STC (Standard Testing Conditions): Irradiance 1000W/m², Cell Temperature 25 ºC, Spectra at AM1.5 |
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Selling Units: |
Single item |
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Single package size: |
250X130X10 cm |
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Single gross weight: |
44.000 kg |
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Quantity (units) |
1 - 300000 |
300001 - 6000000 |
> 6000000 |
|
Lead time (days) |
7 |
10 |
To be negotiated |
We're professional monocrystalline solar panel manufacturers and suppliers in China. If you're going to wholesale high quality [[productname]] made in China, welcome to get more information from our factory. Good service and competitive price are available.
inverter for rv, power inverter(0/10)
