Solar Modules Poly-crystalline 140W 156*156 Module
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PV systems use the most abundant energy source on the planet, solar radiation, to generate electricity. They are silent, consume no fuel and generate no pollution. They also contribute to the reduction of greenhouse gas emissions; a 2kW PV system on a house will prevent the emission of about 40 tonnes of CO2 during its projected 30 year lifetime. Furthermore, the use of PV will reduce your electricity bills and exposure to fluctuating and steadily rising electricity prices.
Customers benefit from our progressive system innovations. Around the world, we meet our customers' desire for the greatest possible reliability, long-term performance and aesthetic integration. No matter which kind of roof – we always have the right solution.
Max-power (W) | 140 |
Max-Power Voltage (V) | 18.3 |
Max-Power Current (A) | 7.65 |
Open-Circuit Voltage (V) | 21.95 |
Short-Circuit Current (A) | 8.25 |
Mechanical Characteristics
Cable type, Diameter and Length | 4mm2, TUV certified, 1000mm |
Type of Connector | Compatible with MC4 plug |
Arrangement of cells | 4*9 |
Cell Size | 156*156 |
Dimension | 1482*676*40 |
Weight | 12Kg |
Glass, Type and Thickness | High Transmission, Low Iron, Tempered Glass 3.2mm |
Features
Guaranteed positive tolerance 0/+5w ensures power output reliability
Strong aluminum frames module can bear snow loads up to 5400Pa and wind loads up to 2400Pa.
Excellent performance under low light environments (mornings evenings and cloudy days)
12 years for product defects in materials and workmanship and 25 years for 80% of warranted minimum power.
Certifications and standards: IEC 61215.
Manufactured according to International Quality and Environment Management System (ISO9001, ISO14100).
FAQ
Q: Do you have any MOQ limit?
Our MOQ is 200 pieces.
Q: How long is the warranty period for the solar modules?
15 years 90% of its nominal power rating.
25 years 80% of its nominal power rating
Q: What kind of loads can I run on PV?
With a correctly designed PV system you can power almost any electrical load. However, as the load size increases the expense also increases. Loads like hot water heaters, air conditioners, room heaters and electric stoves should be avoided. The added cost of trying to power loads like these is very cost prohibitive. If these loads have to be powered it will be a lot less expensive to change the appliance to use an alternative fuel type like propane.
Q: When do I need a charge controller and why?
The safest way to figure out if you need a charge controller is to take Battery Amp Hour Capacity and divide this by the Solar Panel max. power amp rating. If the quotient is above 200, you don't need a controller. If the number is less than 200 than you need a controller.
- Q:Can a solar controller be used with solar panels that are connected to a battery isolator?
- Yes, a solar controller can be used with solar panels that are connected to a battery isolator. The solar controller helps regulate and optimize the charging of the battery by monitoring the voltage and current from the solar panels. It ensures that the battery is charged efficiently and prevents overcharging or damage to the battery. The battery isolator allows the solar panels to charge multiple batteries simultaneously while keeping them isolated from each other.
- Q:Can a solar controller be used with PWM (Pulse Width Modulation) technology?
- Yes, a solar controller can be used with PWM (Pulse Width Modulation) technology. In fact, PWM is a commonly used technology in solar charge controllers. It efficiently regulates the charging process by varying the voltage supplied to the battery, helping to optimize the charging efficiency and extend battery life.
- Q:Can a solar controller be used with solar-powered weather stations?
- Solar-powered weather stations can utilize a solar controller to regulate the charging and discharging of batteries in the solar power system. This device efficiently charges the batteries and safeguards them from overcharging or discharging. For solar-powered weather stations, the solar controller is commonly employed to effectively handle the power generated by the solar panels and charge the batteries that store surplus energy. This guarantees uninterrupted operation of the weather station during periods of low sunlight or at night without solar power generation. Through the use of a solar controller, the weather station can optimize power usage and prolong the battery lifespan by preventing overcharging or complete discharge. It also offers protection against electrical surges and other potential issues that may arise in a solar power system. In summary, a solar controller is a crucial component in managing and maintaining the power supply of solar-powered weather stations, ensuring their consistent operation and continuous data collection.
- Q:Can a solar controller be used with high voltage solar panels?
- Indeed, high voltage solar panels can be utilized in conjunction with a solar controller. Commonly referred to as a charge controller, a solar controller is an indispensable element within a solar power system that regulates the voltage and current flowing from the solar panels towards either the battery or grid. Typically, high voltage solar panels have the tendency to generate an output voltage that surpasses the required voltage for the battery or grid. In these instances, a solar controller becomes imperative for constraining the voltage to guarantee proper charging and power distribution. Contemporary solar controllers are engineered to accommodate a wide range of voltage levels, including those emanating from high voltage solar panels. These controllers leverage sophisticated circuitry and technology to effectively convert the high voltage output from the panels to an appropriate level for the battery or grid. To ensure seamless compatibility, it is of utmost importance to meticulously assess the specifications of the solar controller and ascertain its ability to handle the high voltage output of the panels. Furthermore, the solar controller must be adequately sized to accommodate the current capacity of the solar panels, thus preventing any potential overloading predicaments. Employing a solar controller in conjunction with high voltage solar panels plays a pivotal role in optimizing the system's performance, efficiency, and durability. It acts as a safeguard against overcharging or overloading, thereby promoting safe and reliable operation for both the battery and grid.
- Q:How do you install a solar controller?
- To install a solar controller, start by determining the appropriate location near the solar panels where it will receive sufficient sunlight. Next, connect the solar panel's positive and negative leads to the controller's corresponding terminals. Then, connect the controller's battery terminals to the battery bank, ensuring correct polarity. Finally, connect any load or device to the controller's load terminals. Make sure to follow the manufacturer's instructions and safety guidelines throughout the installation process.
- Q:How do I protect a solar controller from dust and debris?
- To protect a solar controller from dust and debris, there are a few steps you can take: 1. Install the solar controller in a clean and dust-free environment: Choose a location that is less prone to dust accumulation, away from construction sites or areas with high levels of dust and debris. 2. Use a protective enclosure or case: Install the solar controller in a weatherproof and dust-resistant enclosure or case. Make sure the enclosure is designed specifically for solar controllers and provides adequate ventilation to prevent overheating. 3. Regularly clean the area around the solar controller: Keep the immediate area surrounding the solar controller clean and clear of any dust or debris. Use a soft brush or cloth to gently remove any accumulated dust that could potentially block ventilation or hinder the controller's performance. 4. Install filters: Consider using air filters or dust screens on the vents or openings of the enclosure to further prevent dust and debris from entering the solar controller. These filters can be replaced or cleaned periodically to maintain their effectiveness. 5. Conduct routine maintenance: Regularly inspect and clean the solar controller to ensure it is free from dust and debris. Follow the manufacturer's recommendations for maintenance tasks such as cleaning the vents, checking internal components for dust buildup, or replacing filters if necessary. By implementing these measures, you can significantly reduce the risk of dust and debris affecting the performance and lifespan of your solar controller.
- Q:What are the key features to consider when purchasing a solar controller?
- When purchasing a solar controller, some key features to consider are the maximum input voltage and current capacity, as it should be compatible with the solar panel's specifications. The type of solar controller, whether it is a PWM (Pulse Width Modulation) or MPPT (Maximum Power Point Tracking), should be considered based on the specific solar system requirements. Additionally, the controller's load output capacity, battery voltage compatibility, and temperature compensation capabilities are important factors to ensure optimal charging and protection for the batteries. The controller should also have necessary safety features like overcharge, over-discharge, and short circuit protection. Finally, it is important to consider the controller's ease of use, reliability, and warranty to make an informed decision.
- Q:How does a solar controller handle high voltage input from solar panels?
- The task of regulating the flow of electricity between solar panels and the battery bank or load falls on a solar controller, which is also known as a charge controller. To ensure the safety and efficiency of the system, the controller employs various mechanisms when dealing with high voltage input from solar panels. To begin with, a solar controller typically utilizes a maximum power point tracking (MPPT) algorithm. This algorithm enables the controller to constantly monitor the voltage and current of the solar panels, allowing it to track the maximum power output the panels can generate. By adjusting the operating point of the panels, the MPPT algorithm optimizes their energy harvesting capability, even when weather conditions change or partial shading occurs. This prevents any damage that might result from excessive voltage. Moreover, a solar controller incorporates different protective features to handle high voltage input. One of these features is a voltage regulator, which acts as a limiter for the voltage. Its purpose is to ensure that the voltage from the solar panels does not surpass a certain pre-determined value, usually the rated voltage of the battery bank or load. If the input voltage exceeds this limit, the controller automatically reduces it to a safe level before allowing it to reach the battery or load. Additionally, a solar controller may include over-voltage protection mechanisms. These mechanisms are designed to detect and respond to sudden spikes in voltage, such as those caused by lightning strikes or electrical surges. By promptly disconnecting the solar panels from the battery or load, the controller prevents any potential damage to the system. In conclusion, a solar controller effectively manages high voltage input from solar panels by utilizing the MPPT algorithm to optimize power output, employing a voltage regulator to maintain voltage within safe parameters, and incorporating protective features to prevent damage from over-voltage situations. These mechanisms ensure the safe and efficient operation of the solar energy system, maximizing energy harvesting while safeguarding the connected components.
- Q:Can a solar controller be used with a solar-powered RV?
- Yes, a solar controller can be used with a solar-powered RV. A solar controller helps regulate and optimize the charging process of the RV's battery bank by preventing overcharging and ensuring maximum efficiency. It helps manage the flow of power from the solar panels to the battery, allowing for a reliable and efficient solar charging system in an RV.
- Q:Can a solar controller be used with solar panels of different materials?
- Yes, a solar controller can be used with solar panels of different materials. A solar controller is responsible for regulating the voltage and current flow from the solar panels to the battery or grid, and it does not depend on the material of the solar panels. Whether the solar panels are made of monocrystalline, polycrystalline, thin-film or any other material, the solar controller will still perform its function effectively. However, it is important to ensure that the solar controller is compatible with the voltage and current specifications of the solar panels being used.
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Solar Modules Poly-crystalline 140W 156*156 Module
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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