High Quality Made in China Solar Panels for Oakland

High Quality Made in China Solar Panels for Oakland

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 2500 watt

Supply Capability:: 15000 watt/month

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Product Description:

1. Structure of Polycrystalline Silicon Solar Panel Type CR290P-CR250P

Solar modules, which are widely used in ground mounted utility-scale PV plants, large-scale and small civil and commercial power generating system such as BIPV combined to the grid, roof-mounted PV power system, rural electrification, communications, emergency auxiliary power.

Solar PV module is comprised of some solar cells which are connected in serial with high efficiency and enhanced reliability.

SOLAR PANELS WITH HIGH QUALITY MADE IN CHINA

PERFORMANCE

- High effi ciency, multicrystalline silicon solar cells with high transmission and textured glass deliver a module effi ciency of up to 16.0%,

minimizing installation costs and maximizing the kWh output of your system per unit area.

- Tight positive power tolerance of 0W to +5W ensures you receive modules at or above nameplate power and contributes to minimizing

module mismatch losses leading to improved system yield.

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FAQ

We have organized several common questions for our clients，may help you sincerely：

①What price for each watt?

It depends on the quantity, delivery date and payment terms,

②What is your size for each module? Can you tell me the Parameter of your module?

We have different series of panels in different output, both c-Si and a-Si. Please take the specification sheet for your reference.

③Can you provide the peripheral products of the solar panels, such as the battery, controller, and inverter? If so, can you tell me how do they match each other?

Yes, we can, we have two companies for solar region, one is CNBM International, the other is CNBM engineering Co.

We can provide you not only the solar module but also the off grid solar system, we can also provide you service with on grid plant.

④What is your warranty system?

Our product performance guarantees for 25 years

• 12 years guarantee for workmanship

• Timeliness of delivery

• Quality Products certified (TÜV, UL, CE, ISO)

⑤How do you pack your products?

Q: I have noticed how solar panels cause a glare. Since I am not around solar panels all the time I relate it to when the sun reflects off another car and right into my eyes. So I always wonder if solar panels effect birds and/or animals due to the glare. If I am wrong and solar panels aren't this bad please tell me.: No, they don't solar panels are harm less to the enviroment. They take in light energy, nothing else. So you don't have to worry about injury!

Q: Do solar panels require a specific orientation or angle for optimal performance?: Yes, solar panels typically require a specific orientation and angle for optimal performance. The ideal orientation is facing south in the northern hemisphere and north in the southern hemisphere, to maximize sunlight exposure throughout the day. The optimal tilt angle depends on the latitude of the location, with a general rule of thumb being the angle should be roughly equal to the latitude. However, modern solar panels are designed to be flexible and can still generate electricity even when not perfectly aligned or angled.

Q: Can solar panels be installed on a residential community or housing complex?: Yes, solar panels can be installed on a residential community or housing complex. In fact, many residential communities and housing complexes worldwide are adopting solar power as a sustainable energy solution. Installing solar panels in these areas can help reduce electricity costs, decrease reliance on the grid, and contribute to a greener environment.

Q: This is the cenario. Your yearly energy use comes by mail and it states that the total amount of energy used your household is 7000kWh.Then you make the decision of switching to get solar panels. The question is what area should your solar panel be given that the average annual length of daylight is 2.0.: It is not that simple. There are 3 main types of solar cells. Monocrystalline silicon is the most efficient and produces the smallest solar cells, and therefore the smallest panels. Poly-crystalline (or multi-crystalline) silicon produces the next most efficient type of cells and are a popular choice. Amorphous (or thin-film) silicon uses the least amount of silicon and also produces the least efficient solar cells. This means thin film system take up more area than the other two; an important factor to consider in relation to possible future upgrades; i.e. if you'll have enough space left to do so. The North (in the Southern hemisphere) or South (in the Northern hemisphere) facing roof collects the most energy. So this biases the roof area required. Your energy usage can be changed. Hot water (a major energy user) could be better using direct solar heating with peak demand boosting, either from mains or solar. There are other possibilities, either to reduce demand or to provide energy from other sources. Not all sunshine hours are equal. Hours around midday are far more productive than hours later in the day. This must be factored in.

Q: I need a solar panel for my laptop as i am going camping in the desert, and i need my laptop. There are two choices of solar panels, One is 0 watts and 2 V and maximum power current 0.56 amps. The other one is 2 watts, 2 V and no mention of current. My laptop plug says input 00-240V and .5A and then output 5V-5A. Which one should i get for my laptop. If there are other choices please tell me ill look them up on OKorder.Thanks: I'm afraid neither of these panels will do much for charging or running your laptop. If the power brick is supposed to emit 5 volts at 5 amps, that's 75 watts. Neither of those panels provides enough voltage and the power output is obviously far too small. The capabilities of solar power are vastly overestimated for small panels. Sunlight is limited to about kilowatt per square meter under ideal conditions (summer time, clear blue sky, for a few hours around noon in the US southwest). But consumer panels top out at about 5% efficiency, so your limit is 50 watts per square meter - in other words you would need about half a square meter, or about six square feet, of panel to provide 75 watts. And even under ideal conditions you will only get that much for a few hours each day. Also, the panel's voltage output is not regulated, so even if you find a panel that emits 5 volts (this would actually have to be made up of groups of 30 cells in series, as they emit half a volt each at most) you can't just connect the panel output into your laptop's DC in. You'd need a regulated DC-to-DC supply, and since that is not 00% efficient it will cost a bit of the power... now you need even more panel area. All in all, not really a practical thing to carry along on a camping trip.

Q: what direction should solar panels face to get the best exposure of the sun.: You orient them to the place where you can get the maximum exposure to the sun. You can get adequate exposure through many degrees. If you really are looking to instal panels then consider an Aussie invention which has a tracking device! Rotating to follow the transit of the sun!

Q: Are there any government incentives or rebates for installing solar panels?: Yes, there are several government incentives and rebates available for installing solar panels. These incentives vary by country and even state in some cases. Examples include the federal solar Investment Tax Credit (ITC) in the United States, feed-in tariffs in certain European countries, and grants or rebates offered by local governments. It is advisable to check with local authorities or consult a solar installer to determine the specific incentives available in your area.

Q: How do solar panels impact the local economy?: Solar panels can have a positive impact on the local economy in several ways. Firstly, the installation and maintenance of solar panels create jobs, boosting employment opportunities in the area. Additionally, the use of solar energy reduces dependency on traditional energy sources, which can lead to lower energy costs for businesses and residents, freeing up more money to be spent locally. Furthermore, solar panel installations often require local partnerships and suppliers, supporting local businesses and stimulating economic growth. Ultimately, the adoption of solar panels contributes to a more sustainable and resilient local economy.

Q: How do solar panels affect the roof warranty?: Solar panels can affect the roof warranty in some cases. The installation of solar panels usually requires drilling holes into the roof, which may void certain parts of the warranty. However, many reputable solar companies offer their own warranty and insurance to cover any potential damages caused during installation. It's important to review the terms of both the roof warranty and the solar panel warranty before proceeding with the installation to ensure that you understand any potential impacts on the roof warranty.

Q: Can solar panels be installed in extreme temperatures?: Yes, solar panels can be installed in extreme temperatures. However, extreme heat or cold can affect their efficiency and performance. It is important to consider the temperature range and potential impacts on the solar panels when planning and installing them in extreme climate conditions.

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