• Circular Solar Panels 290W Mono Solar Panel Grade A Made in China System 1
  • Circular Solar Panels 290W Mono Solar Panel Grade A Made in China System 2
  • Circular Solar Panels 290W Mono Solar Panel Grade A Made in China System 3
Circular Solar Panels 290W Mono Solar Panel Grade A Made in China

Circular Solar Panels 290W Mono Solar Panel Grade A Made in China

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
1000 watt
Supply Capability:
1000000 watt/month

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Specification

Material:
Monocrystalline Silicon
Max. Power(W):
290
Number of Cells(pieces):
72

Product Description

 290W mono solar panel for solar power system
 

290W Mono Solar Panel Grade A Made in ChinaThe 290Watts Mono Solar Panel Specifications:
1)Customized Type: 290W;
2)Max power: 290W
3)Output cable: 4.0mm/0.9m
4)Fixing Adhesive: Silicone Sealant(white);
5)Max Load: 2.4kpa Wind Load/5.4kpa Snow Load;
6)Tempered Glass: 3.2mm;
7)Backfoil: White/Black TPT;
8)OEM Service Is Available;
9)Encapsulation Material: EVA(0.50± 0.03mm Thickness);
10)Temperature Range: -40° C to +85° C;
11)Packaging And Delivery:After 10-15days Of Your Payment;
12)Packaging Details: Carton/Wooden Case;
13)Delivery Detail: 7-15 Days.

Characteristics
1)High reliability with guaranteed +/-3% output power tolerence.
2)The modules can withstand high wind-pressure,snow loads and extreme temperatures.
3)Bypass diodes to minimize power loss with shading.
4)High and stable conversion efficiency to ensure the highest quality.

Quality and Safety
1)25-year limited warranty of 80% power output.
2)10-yewr limited warranty of 90% output.
3)5-year limited warranty of materials and workmanshop.
4)ISO9001:2008(Quality Management system)certified factory.
5)Product quality warranty&products liability insurance to guarantee and user' benefits
6)EN 6100-6-3:2007     EN 6100-3-1:2007(IEC61000-4-2:2008     IEC 61000-4-3:2008)

Features:
1)Long Service Life;
2)High Efficency Solar Cells;
3)Special Aluminum Frame Design;
4)High Transmission,Low Iron Tempered Glass;
5)Advanced Cell Encapsulation.

Application
1)On Grid System,Off Grid System,Hybrid Sytem.
2)Solar lighting ,lamps,household electricity,highway transportation.
3)Construction and photovoltaic power planta and so on.

The Electrical Characteristics Of 290 watts Mono Solar Panel 

Maximum Power at ST(Pmax)W                      290Wp
Maximum Power Voltage(Vmp)V                      36/18
Maximum Power Current(Imp)A                      8.05/16.11
Open Circuit Voltage(Voc)V                      39.3/19.4
Short Circuit Current(Isc)A                      8.86/17.72
Cell Efficiency(%)                      16.7%
Module Efficiency(%)                      16.5%
Operating Temperatureº C                      -40º Cto +85º C
Maximum system voltage                      1000V(IEC)DC
Power tolerance                      +/-3%
Temperature coefficients of Pmax                      -0.45%/º C
Temperature coefficiency of Voc                      -0.27%/º C
Temperature coefficiency of Isc                      0.05%/º C
Weight(kg)                      25.5
Number of cell(pcs)                      6*12
Dimensions(mm)                      1920*1000*45


Why choose our solar panel is you ideal choose?

1. The important raw material, Solar cells, come from domestic public company and Taiwan famous company. Quality assurance: 25 years long life span, Industry leading power output warranty 10 years 100%, 20 years 95%, 25 years 85%. 

There are some company which select inferior solar cells that are processed from recycled silicon material from small workshop, so their solar panel service life maybe less than 5 years because inferior solar cell power reduce much more every year.

2. Our company has automated production line for solar panel. Good technology, good quality assurance. Strong production ability: 300 pieces 300w solar panels can be manufactured per day. Most of company weld solar cell with artificial manual work. Bad manufacturing technique is difficult to keep consistency of products.


Q: I need to power a series of meraki wireless repeaters that plug into a standerd wall outlet. consuming 5v or .08 amps However I need this in a remote location (like out in the middle of nowhere) Using A solar panel as power supply and a battery to store the energy but, how and what do I use to convert the energy coming from the solar panel to the battery and the batteries power supply to match the needs of the meraki wireless repeater? How do I make this as compact as possible? Do I need a ac/dc converter? or dc/ac converter? Any suggestions or solutions would be great !
Search the web for some of the inexpensive solar Cell Phone Chargers. They can be hooked in series or parallel as needed to get you teh voltage and current needed. The 80mA is not too tough, thats not much current. Suggestion is to use a battery that is constantly trickle-charged by the solar panel. This will assure operation on a cloudy day or at night. Another strange source for solar panels and solar charge systems is, believe it or not, Harbor Freight Tools. they are on the web as well as have stores all over.
Q: Hello, I am shopping for solar panels for my home and there are so many to choose from. My house uses 40 Kw of power a day. If you had to choose from the output power of a solar panel from below, which one would you choose and why would you choose it? 2 Volts 4 Amps 48Watts2 Volts 8.5 Amps 02Watts6 Volts 7 Amps 2Watts24 Volts 4.2 Amps 00.8Watts24 Volts 8 Amps 95Watts
the two may well be extra effective. while it particularly is cloudy and little solar (wintry climate) you have got a breeze. while it particularly is nonetheless and sunny, you have the solar. while the batteries are charged, extra potential from the windmill would nicely be shunted right into a resistance heater in a water tank, preheating important different and infants water, reducing that cost. draw back of windmills: there is a few noise. you do choose a tower of a few variety to get above treeline. it particularly is mechanical, so it particularly is going to choose periodic upkeep and would injury, or will placed on out, or be broken in a windstorm. Panels will final for some years, in simple terms would desire to be wiped sparkling of snow interior the wintry climate, and washed off, in case you reside in a dusty section. they are hard, however the glass would nicely be broken.
Q: Lower solar panel/wind turbine prices allow wider applications, hence a great help to a greener mother earth!
Wind okorder / For the period 87 - 200: Low Risk = bonds = .8% ROI High Risk = stocks = 5.4% ROI For the period 982 - 200: Low Risk = bonds = 5.% ROI High Risk = stocks = 6.% ROI
Q: my solar car works when using the Battery but when there is sunlight i connect the wires to the solar panel and it does not work...................HELP
leave the car in the sun for a few hours to see if it charges. if not, the panel is defective. get it replaced b4 the science fair
Q: Ok so i have to solar panels to charge a battery however the panels hooked up in series does charge the battery very slowly because series connections only multiplies the voltage but leaves the current the same. Is there a way i can also hook both of them up in parallel at the same time to multiply the current for faster charge? I know i can do this with 4 panels but i dont want to spend extra. So is there a way to hook up 2 solar panels in series and parallel at the same time? Thanks in advace
No. You can only hook them up as one or the other. Attempting to do both would simply short circuit the panels and you'd get no output at all. Your panels should produce an open circuit voltage in full sun that is almost twice the voltage of the battery you want to charge (it's because solar panels produce the most power at their maximum power point, which is usually about 60% of the open circuit voltage). If a parallel connection does that, then use it, otherwise you'll need to use series. You didn't say what the capacity and voltage of the panels or the size of the battery was. It's quite possible you don't have enough panel - you need panels that will put 5% (at least) of the ampere hours capacity of the battery in as current. For example, if you have a 00 amp-hour battery, you'll need enough panel to put 5 amps in at the voltage of the battery. DK
Q: Can solar panels be installed on a carport?
Yes, solar panels can be installed on a carport. In fact, carports provide an ideal location for solar panel installations as they offer ample space and a suitable angle for harnessing sunlight. This allows for the generation of clean and renewable energy while also providing shade and protection for vehicles parked underneath.
Q: Can solar panels be installed on remote or off-grid locations?
Yes, solar panels can be installed on remote or off-grid locations. In fact, they are particularly suitable for such locations as they do not require a connection to the traditional power grid. Solar panels can generate electricity by harnessing sunlight, making them a reliable and sustainable energy source for remote areas.
Q: Can solar panels be installed on the ground instead of a roof?
Yes, solar panels can be installed on the ground instead of a roof. Ground-mounted solar panels are a popular alternative when roofs are not suitable or available for installation. Ground-mounted systems offer flexibility in terms of placement, orientation, and size, making them an excellent option for maximizing solar energy production.
Q: Can solar panels be used to power swimming pools?
Yes, solar panels can be used to power swimming pools. Solar panels generate electricity by converting sunlight into energy, which can be used to power various devices and appliances, including swimming pool pumps and heaters. By installing solar panels, pool owners can significantly reduce or eliminate their reliance on traditional electricity sources, making it a sustainable and cost-effective way to power swimming pools.
Q: Can solar panels be used for powering a data center?
Yes, solar panels can be used to power a data center. Solar panels generate electricity by converting sunlight into energy, which can be used to power various devices and systems, including data centers. By installing a sufficient number of solar panels and utilizing energy storage systems, a data center can operate on renewable solar power, reducing its reliance on traditional energy sources and minimizing its carbon footprint.

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