• Polycrystalline Solar Panels-120W-Apply to Small Solar System System 1
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Polycrystalline Solar Panels-120W-Apply to Small Solar System

Polycrystalline Solar Panels-120W-Apply to Small Solar System

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Shanghai
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TT OR LC
Min Order Qty:
10000 watt
Supply Capability:
50000000 watt/month

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Product Description

Solar Polycrystalline Series Panels

Introduction of Polycrystalline Solar Panels

 

With more than 10 gigawatts installed worldwide, we believe that affordable solar electricity is a essential part of worldwide energy mix. Our proven energy solutions have diversified the energy portfolio and reduce the fuel-energy price volatility, while delivering an LCOE that is cost competitive with fossil fuels.

 

We have developed, financed, engineered, constructed and operates many world largest grid connected PV power plants in existence. By integrating technologies, services and expertise across the entire solar value chain, we delivers bankable PV energy solutions that enable a world powered by reliable and affordable solar electricity.

 

With more than 10 gigawatts installed worldwide, First Solar is the leading global provider of PV energy solutions. We have developed, financed, engineered, constructed and currently operate the largest grid-connected PV power plants in existence. Below are a few examples of our groundbreaking projects from around the world.

 

Characteristics of Polycrystalline Solar Panels

I Solar Cell : High efficiency crystalline solar cell. Even if under the weak light, the solar module can produce maximum power output.

II Tempered glass (toughened glass): Anti-reflecting coating and high transmission rate glass increase the power output and mechanical strength of solar module.

III EVA and TPT: Using high quality EVA and TPT to prevent destroying and water.

IV AI frame: Without screw, corner connection. 6 holes on the frame can be installed easily.

V Junction box: Multi function junction box with water proof.

VI Long lifetime: ≥25 years; Less power decrease

VII Good performance of preventing from atrocious weather such as wind and hails.

VIII Resisting moisture and etching effectively, not effected by geology.

 

Standard Test Conditions of Polycrystalline Solar Panels

The opto-electrical specifications shown below are stabilized values being measured at Standard Test Conditions, Irradiance: 1000W/m2, Spectrum: AM1.5 at 25°C, The info below is subject to manufacturing tolerances. Where appropriate minutes of measurement are available and are used for the dimensioning of the installation.

 

Advantages of Polycrystalline Solar Panels

1.High reliability with guaranteed -3% to +5% power output tolerance, ensuring return on investment
2. High conversion efficiency based on leading innovative photovoltaic technologies
3. Withstands high wind-pressure and snow load, and extreme temperature variations
4. Attractive appearance Unique frame design, high mechanical strength, and easy Installation 

 

Characteristics of Polycrystalline Solar Panels

 

Max Power Voltage Vmp (V)

17.6V

17.4 V

Max Power Current Imp (A)

6.82A

6.33A

Open Circuit Voltage Voc (V)

22.6V

22.4V

Short Circuit Current Isc (A)

7.26A

6.87A

Max Power Pm (W)

120W

120W

Temperature Coefficient of Cells

 

NOCT

47±2

Temperature Coefficients of Isc (%/)

0.06

Temperature Coefficients of Voc (%/)

-0.33

Temperature Coefficients of Pmp (%/)

-0.45

Mechanical Data Solar Polycrystalline Series

Power

120W/120W

Dimension

1219×670×30mm/1120×670×30mm

Weight

7.7 kg/8.4kg

Tolerance

±3%

The dimension of the modules can be changed according to the demand of clients Limits.

Operating Temperature

–45 °C to +80°C

Storage Temperature

–45 °C to +80°C

Max System Voltage

700V

Guarantee Solar Polycrystalline Series Panels

Products Guarantee

2 years free from defects in materials and workmanship

Performance Guarantee

No less than 90% within 10yrs and no less than 80% within 25yrs

Certificates

IEC, ISO, TUV, CE

 

Dimension of Solar Polycrystalline Series Panels

 

 

Polycrystalline Solar Panels-120W-Apply to Small Solar System

 

Polycrystalline Solar Panels-120W-Apply to Small Solar System

 

 

FAQ

 

We have organized several common questions for our clientsmay help you sincerely

 

1.    What’s price per watt?

A: It’s depends on the quantity, delivery date and payment terms of the order. We can talk further about the detail price issue. Our products is high quality with lower price level.

 

2.    Can you tell me the parameter of your solar panels?

We have different series of cells with different power output, both from c-si to a-si. Please take our specification sheet for your reference.

 

3.    How do you pack your products?

We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.

 

4.    What 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)

 

5.    How do you pack your products?

We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.

 

 

Q:I am doing a big project for school, and I have decided to do it on solar panels. I am new to the subject but have done some research on it; I would like to buy a single panel, a charge controller, an inverter and a battery, to charge a simple lamp. My question is if the items in the links will work together and if the panel will produce electricity?
DIY okorder
Q:Hi everyone, I am a novice in solar energy system. I want to know if I am on the right track. Recently I bought a 30 W solar panel, 5 Amp controller, and a 22 Ah battery, how many watts and what kind of INVERTER do I need? I did an research some said 50 W and some said 300 W. And am I right on the 5 amp controller and 22 Ah battery to provide larger output of electric, or the higher the # the greater output for 30 W solar panel?Really appreciate for anyone who help!!!
With a 30 watt panel, producing about 2 amps, your not going to have much power from that. A 22 AH battery will give you 2 AH of usage. A battery should never be drained below 50%. What this works out to be is simply Amp draw for 2 hours. Which equals to 2V light bulb that draws amp for 2 hours. Not much. Now to replace that usage with your 30 watt panel, provided the panel is clean and in max sunlight, it will take 6 hours. If you attach an inverter to your system for 5 Volt Usage then the DC voltage drawn from the battery is very high. Example: Say you use a 5 Volt component that requires 50 Watts per hour to operate. The inverter will draw 5 Amps out of the Battery every hour to operate that component. That gives you and /2 of use before the battery is down to 50%.. Maybe that will be enough to charge up a standard Laptop battery. I have 2 30 Watt panels that produce 5 Amps, 4 6V batteries that have 480 AH and a 25 Amp Controller with a booster that increase the amp output to 20 Amps per hour. I live full time in an RV and raise the panels to get max output when I am parked. This system provides me with all the 5V throught the 500 Watt inverter that I need. Good luck on you system.
Q:I have a solar panel, charge regulator, inverter....is that all I need to tie it into my grid? Do I just plug the solar panel into the charge regulator into the inverter into any 0v outlet? I feel like im missing something....
No don't do that unless you want a fire or worse electricution . DO NOT PLUG INTO THE WALL . st solar panel 2nd regulator 3rd 2 volt battery 4th inverter . The inverter should have 0 volt terminals that look like the plug on the wall . You would plug your TV or light into that the inverter . You would need an electrition to hook into your home electrical system . They will hook up a device made to tie into the grid or your meter that will make it run backwards but it takes alot of solar panels too do that . Please do not plug into wall .
Q:Hi there. I live in Colorado, and we obviously get a ton of snow there. I im looking into a solar power system for my home, and I am wondering if the snow will accumulate on the panels, or if, because of the energy passing through, it will melt on contact? By the way we get about 20' of snow each year, and it comes on often. I will also be putting them on my roof. Thanks for your help.
If you have an electrical backup you could install something to melt the show where the solar panels are installed. You might try installing them near a fireplace chimney if you have one. My thinking tells me if you have a clear raised bubble or pyramid over the panels it might help.
Q:Can solar panels be installed on a canopy or pergola?
Yes, solar panels can be installed on a canopy or pergola. In fact, these structures can provide an ideal location for solar panel installation as they are often situated in areas with good sun exposure. By placing solar panels on canopies or pergolas, you can maximize the use of available space while also providing shade and protection from the elements.
Q:Can solar panels be installed on historical landmarks or monuments?
Yes, solar panels can be installed on historical landmarks or monuments. However, it requires careful planning and consideration to ensure that the installation does not compromise the integrity or aesthetics of the site.
Q:Have a 20V 40W solar panel and it is attach to two backup batteries. Just want to know know how many watt of inverter do I need?
It depends on what you want to run from the panel. A 20W inverter might last a long time, but would not run much. A 00W inverter might run down your batteries in a few hours. It might help if you posted how much capacity (Volts, Amp-Hours) the batteries have.
Q:Do solar panels require a specific type of wiring or electrical setup?
Yes, solar panels require a specific type of wiring and electrical setup. They need to be connected in series or parallel configurations to form a solar array, and the wiring should be sized appropriately to handle the current produced by the panels. Additionally, an inverter is typically required to convert the DC power generated by the panels into AC power that can be used in homes or businesses. Proper grounding and safety measures must also be considered during installation.
Q:Can solar panels power my entire home?
Yes, solar panels can potentially power your entire home depending on various factors such as the size of your system, energy consumption, and geographical location. It is important to assess your energy needs, install an appropriately sized solar system, and consider factors like sunlight availability to ensure sufficient power generation.
Q:Hi, i want to please a solar panel in Lima Peru, my Latitude is -2 and longitude -77. I understand that since i am in the southern hemisphere, my panel should be pointing north. However, i am using a program called pvdesigner, and according to this, y should face my panel with and azimuth of 00degrees (0 = south) and a tilt of 60degrees. Does this make any sense?thanks
It doesn't make sense to me. I am at latitude 37.7,and my panels face south at about 38 degrees. Yours should be pointed north as you suggest. Being so close to the equator, and in the absence of any better information, an angle of 2 degrees would be appropriate. However, choosing the best angle will greatly to your overall efficiency, so I would try to find a more credible source, How about the folks from whom you buy the panels. They would know precisely. By the way, if you haven't installed the system yet you might consider going to a high voltage system to cut known line losses in the conductors between the panes and the inverter, I did that plus increasing the conductor size over that recommended by the manufacturer. I gained about two percent in efficiency

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