300W Monocrystalline Solar Panel for Sale

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Shanghai
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TT OR LC
Min Order Qty:
10000 watt
Supply Capability:
1000000 watt/month

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Item specifice:

Material: Monocrystalline Silicon Max. Power(W): 300 Number of Cells(pieces): 72

Product Description:

Product Description


300W Monocrystalline Solar Panel for SaleElectrical Characteristics

Optimum Operating Voltage (Vmp) 37V
Optimum Operating Current (Imp)8A
Open Circuit Voltage (Voc) 44.6V
Short Circuit Current (Isc) 8.5A
Module Efficiency >=17.6%
Operating Module Temperature -40 ºC ~+85 ºC
Maximum System Voltage1000V
Power Tolerance 0/+5  W+/-3%

  
Mechanical Characteristics

Solar Cell Mono
No. of Cells36(4*9)
Dimensions 1950*992*45mm
Weight23kgs
Front Glass 3.2mm high transmission, Low Iron, Tempered Glass
Frame Anodized aluminium alloy
Junction Box4mm2, length 1000MM,TUV


Temperature Characteristics

Temperature Coefficient of Pmax-0.47/ °C 
Temperature Coefficient of Voc -0.38/ °C 
Temperature Coefficient of Isc+ 0.1/ °C 


Warranty

12-year product warranty
25-year linear performance


Packaging
2pcs/carton, 180pcs/20GP or custom

Features:

1. This monocrystalline solar cell has a high performance efficiency up to 17.6%.
2. Long Service Life can reach more than 25 years under maintenance according to stipulation.
3. Reliable quality leads to a better sustainability even in harsh environment like desert,farm and coastline 
4. High Transmission, Low Iron Tempered Glass adopted.
5. Advanced Cell Encapsulation.
6. Yunkai modules are proven for the reliability and superior field performance due to high-standard raw materials used, stringent quality control process and advanced manufacturing technologies.

Application:

1. Solar power station, field operation some huge engineer construction;
2. Living house and home building;
3. Office building, factory and warehouse;
4. other industrial and commercial applications.


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Q:Single crystal solar panels and polycrystalline solar panels
Monocrystalline silicon cells in the laboratory to achieve the conversion efficiency of 24.7%. Ordinary commercial conversion efficiency of 10% -18%. Monocrystalline silicon solar cells because of the production process problems, generally its semi-silicon ingots for the cylindrical into, and then through the slice -> cleaning -> diffusion knot -> remove the dice -> the production of electrodes -> corrosion around -> Reflective film and other workers made of finished products. General monocrystalline silicon solar cells four corners for the fillet. Monocrystalline silicon solar cell thickness is generally 200uM-350uM thick, and now the production trend is to ultra-thin and efficient direction
Q:How much maintenance do solar panels require?
I'm okorder.com/... . That means that not only do they guarantee the panel won't completely die, they guarantee that it will deliver a certain amount of power. That suggests that manufacturers expect most panels to last longer than 25 years. Our panels have been up a little over 5 years - no trouble yet. In a dirty location, or where the panels are mounted flat, occasional cleaning may be required. In many place, the morning dew and slant of the panels is enough to keep them clean. In my limited experiments with our panels, I saw little difference in power production between a panel that appeared dingy to the eye, and one that was just cleaned. There is a component called an inverter used in most solar power systems. That generally has a warranty of 0 years, so expect it to break after 5, to be replaced at a cost of a few thousand dollars. Or maybe repaired for less. The kind of solar power popularly installed today does not use batteries. Batteries are generally only for remote installations that did not have grid power when the solar was first put up.
Q:solar panel installed house roof?
How does the cable wires stay on the solar panel? With wire retention clips (4 per module) that are used to wrap the wire on the underside of the module frame. The home run cables to the transition box (converts between types of wire with no electrical transformation occuring) or combiner box (joins multiple source circuits in parallel, with the positives fused for safety) are usually tied along the racking system components, and with conduit sections used as needed. Racking is another big part of the installation. Don't just make your own homemade wooden rack, as these will weather away to nothing very easily, and cause great failures. GET a professionally designed metal racking system. PV modules are EXPENSIVE. Don't let the racking system cause them to break. It also requires the inverter, if you intend it to connect to the main electric service. If using multiple inverters, you need an AC combining panelboard to join them prior to entering the main electric service. Otherwise, you need to think about how else you might be using them. If you are charging batteries, you need a charge controller.
Q:How do you charge a battery with a solar panel?
Homemade okorder.com/
Q:Can A Home Owned Solar Panel Support The Entire House's Electrical Needs?
How okorder.com Once you know how much you use, and adjust to reduce how much you use, then you have a handle on how much power in panels you need. If you do not mind being grid tied and social engineered, some power utilities have programs to cover some costs of the installation, but still expect to shell out about 30,000 dollars or more, so how long you plan to live at your residence is a factor too. Grid tie is over-rated, but it can be done. To do it legally you need to involve the power company so they can install equipment to shut your equipment off line if they need to work on the power line.
Q:Where are solar panels used?
This Site Might Help You. RE: Where are solar panels used? Where in the world are solar panels used. If it is used widespread across a continent just say which continent, other than that, just name the country. So where are solar panels used often?
Q:WHAT ARE THE SOLAR PANELS ON POWER POLES?
I work in NJ and we started seeing them around our industrial park. I think it's probably some scam for the most part. Each panel isn't going to put out more than a few volts. Because they are so widely distributed about the only thing they might be good for is lighting a sodium bulb or something. A much more effective use if it was a serious / more efficient/effectively designed project, we'd probably be seeing farms of panels going up all over the place and on the tops of big-box buildings, but I'm not seeing alot of that.
Q:does vibration affect solar panels?
No. I've got one on top of my RV and taking it down the road at 70mph doesn't hurt it at all.
Q:I would like to know mire about solar energy ?
You do'nt want to build a solar panel. The heart of a solar system is the Converter. From that you know that you will have 20 VAC output, but you need to know what kind of input you need prior to building your system. That way you can buy solar panels at that voltage or hook them up in series to get the voltage you need to be converted. You'll then need to calculate the power (watts) you use from day to day, that way your solar system can provide you with what you need. Problem is, NOW, you have a choice to make. If you want to just cut down on your reliance of grid power, there are companies that will do all this for you, and hook you up to the grid so that by day you will be using nothing but solar power, but at night you will be running off the grid. These companies generally make it harder on you to buy the system outright by not providing you maintenance or repair services.....so that could be an issue, which is how they keep you 'leasing' the equipment from them. OR You can go completely off the grid in which case you will have to buy back up batteries and wire them in so that they are charging during the day so that you will be running off of battery power by night.
Q:Solar panels for home info?
Of the practical technologies, crystalline silicon is still king. There have been improvements in manufacturing efficiency and price, but the fundamental technology is unchanged. For the past couple decades, there have been startups claiming that they will have a breakthrough available in 2 years, but so far, nothing has beat crystalline silicon for general applications. The appeal of thin-film was its cost, at the penalty of efficiency, but when the prices of crystalline plummeted, the cost argument went away. That wasn't the only problem Solyndra had, but it contributed to the company's demise. Organic solar cells show promise, and might ultimately be very cheap to manufacture, as they don't involve the high-temperature processing that semiconductors do. The main problem today is that they're not stable at the temperature of a hot roof. But then again, a few years ago, organic LEDs were the same way, and now they're commonplace in big TV's. Only time will tell. From a homeowner's standpoint, the install is routine, but still best done by professionals. It's like putting a new roof on a house, or wiring in central air conditioning. For most, it's better to call a pro.

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