• Cheap Solar Cell Panel  Small Solar Panel System 1
Cheap Solar Cell Panel  Small Solar Panel

Cheap Solar Cell Panel Small Solar Panel

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Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
50000 pc
Supply Capability:
15000 pc/month

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1. monocrystalline silicon solar panel

2. high efficiency

3. 25 year module output warranty


1) 5 years for material & workmanship;

2) 12 years for 90% power output;

3) 25 years for 80% power output.


Packaging & Delivery

MOQ: 50pcs

Delivery Time: 10-20 days after order confirmation

Package: Wooden carton or pallet packing

Max Power (W)25w
Optimum Power Voltage18.40V
Optimum Operating Current1.36A
Open Circuit Voltage22.53V
Short Circuit Current1.45A
Cell quantity36 pcs



Solar cells and their teachnoleadges

The history of solar cell development is briefly outlined, and the properties of the sun and solar radiation are reviewed. Properties of semiconductor materials that are important in the design and operation of solar cells are reviewed. The physical mechanisms involved in the generation and recombination of excess carriers are discussed and the basic equations of device physics are given. Both the dark and illuminated properties of p-n junctions are analyzed. Energy conversion efficiency limits are discussed for the photovoltaic process as well as the effects of various nonidealities on efficiency. Techniques for measuring the efficiency of photovoltaic devices are also described. The standard technology for making silicon solar cells is reviewed, and improved silicon cell technology is discussed. Considerations relevant to the detailed design of silicon cells are discussed. Several alternative device concepts are outlined and the structure and properties of solar cells made on some of the more developed alternatives to single-crystal silicon are discussed. Concentrating systems and photovoltaic systems components and applications are described. The design of stand-alone, residential, and centralized photovoltaic power systems are discussed. 

Solar cells and their applications

Multiple solar cells in an integrated group, all oriented in one plane, constitute a solar photovoltaic panel or solar photovoltaic module. Photovoltaic modules often have a sheet of glass on the sun-facing side, allowing light to pass while protecting the semiconductor wafers. Solar cells are usually connected in series and parallel circuits or series in modules, creating an additive voltage. Connecting cells in parallel yields a higher current; however, problems such as shadow effects can shut down the weaker (less illuminated) parallel string (a number of series connected cells) causing substantial power loss and possible damage because of the reverse bias applied to the shadowed cells by their illuminated partners. Strings of series cells are usually handled independently and not connected in parallel, though as of 2014)individual power boxes are often supplied for each module, and are connected in parallel. Although modules can be interconnected to create an array with the desired peak DC voltage and loading current capacity, using independent MPPTs (maximum power point trackers) is preferable. Otherwise, shunt diodes can reduce shadowing power loss in arrays with series/parallel connected cells.


Q:Can solar cells be used in water desalination?
Yes, solar cells can be used in water desalination. Solar-powered desalination systems, such as solar stills and solar-powered reverse osmosis, utilize solar energy to convert saltwater into fresh water, making it an environmentally-friendly and sustainable solution for water scarcity in coastal areas.
Q:Can solar cells be recycled?
Yes, solar cells can be recycled. The process involves separating and recovering valuable materials like silicon, silver, and aluminum from the cells. This not only reduces waste but also allows for the reuse of these materials in the production of new solar cells.
Q:Can solar cells be used in mining or extraction operations?
Yes, solar cells can indeed be used in mining or extraction operations. They can be used to power various equipment and machinery required in these operations, such as lighting systems, communication devices, ventilation systems, and water pumps. By utilizing solar energy, mining and extraction operations can reduce their dependence on fossil fuels and lower their environmental impact. Additionally, solar cells can be easily deployed in remote areas where traditional power sources may not be readily available.
Q:How do solar cells perform in areas with high levels of industrial emissions?
Solar cells can still perform effectively in areas with high levels of industrial emissions. While industrial emissions can potentially reduce the overall performance of solar cells due to air pollution and particulate matter, the impact can vary depending on the specific pollutants and their concentration. Regular cleaning and maintenance of the solar panels can help mitigate any negative effects. Additionally, advancements in solar cell technology, such as anti-reflective coatings and improved efficiency, can enhance their performance even in challenging environments.
Q:Can solar cells be used to power remote data collection systems?
Yes, solar cells can be used to power remote data collection systems. Solar cells convert sunlight into electricity, providing a sustainable and reliable source of power for off-grid locations. This makes them ideal for powering remote data collection systems, allowing continuous operation without the need for a grid connection or frequent battery replacements.
Q:How can I understand the working principles of solar cells?
You have to spend more time than you thought to really understand it.
Q:Can solar cells be used to power security systems?
Yes, solar cells can be used to power security systems. Solar panels can convert sunlight into electricity, which can then be used to power security cameras, sensors, and other devices in a security system. This eliminates the need for traditional power sources and reduces reliance on the electrical grid, making solar-powered security systems more flexible and cost-effective.
Q:Can solar cells be used for powering airports?
Yes, solar cells can be used for powering airports. In fact, many airports around the world are incorporating solar energy as a sustainable and renewable power source. Solar panels can be installed on airport rooftops, parking lots, and vacant land to generate electricity and reduce reliance on traditional grid-connected power. This not only helps airports become more environmentally friendly but also saves on energy costs in the long run.
Q:How to make solar cells in a scientific way?
You can make it but you won't get too much energy out of that.
Q:Can solar cells be used in indoor lighting applications?
Yes, solar cells can be used in indoor lighting applications, but they are typically less effective compared to outdoor applications. This is because indoor lighting conditions usually provide lower levels of sunlight, which results in lower energy generation by solar cells. However, with advancements in technology and the use of efficient solar cells, indoor lighting applications using solar power are becoming more feasible.
Our company is a High-tech enterprise, who is professional on manufacturing on solar photovoltaic products. We mainly produce the solar module and system. Our annual production capacity of solar module is 50MW.Meanwhile,we also undertake the design, installation and serviceonbothon-grid & off-grid system for home and power plant.

1. Manufacturer Overview

Location Zhejiang,China (Mainland)
Year Established 2006
Annual Output Value Above US$100 Million
Main Markets North America 2.90%
South America 25.60%
Eastern Europe 4.83%
Southeast Asia 9.18%
Africa 1.16%
Mid East 2.90%
Western Europe 19.81%
Central America 2.41%
Northern Europe 9.95%
Southern Europe 8.21%
South Asia 0.97%
Domestic Market 12.08%
Company Certifications ISO 9001:2008

2. Manufacturer Certificates

a) Certification Name  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Rotterdam,Hamburg
Export Percentage 81% - 90%
No.of Employees in Trade Department 6-10 People
Language Spoken: English, Chinese, Japanese, German, French
b)Factory Information  
Factory Size: 3,000-5,000 square meters
No. of Production Lines 5
Contract Manufacturing OEM Service Offered Design Service Offered Buyer Label Offered
Product Price Range Low and/or Average

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