305W Satellite Solar Panels - Direct Factory Sale Price 260-300Watt Solar Panels
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 watt
- Supply Capability:
- 100000 watt/month
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Specification
Solar Module Introduction
Solar modules use light energy (photons) from the sun to generate electricity through the photovoltaic effect. The majority of modules use wafer-based crystalline silicon cells or thin-film cells based on cadmium telluride or silicon. The structural (load carrying) member of a module can either be the top layer or the back layer. Cells must also be protected from mechanical damage and moisture. Most solar modules are rigid, but semi-flexible ones are available, based on thin-film cells. These early solar modules were first used in space in 1958.
Electrical connections are made in series to achieve a desired output voltage and/or in parallel to provide a desired current capability. The conducting wires that take the current off the modules may contain silver, copper or other non-magnetic conductive transition metals. The cells must be connected electrically to one another and to the rest of the system. Externally, popular terrestrial usage photovoltaic modules use MC3 (older) or MC4 connectors to facilitate easy weatherproof connections to the rest of the system.
Specification
Model Type | |
Peak Power-Pmax(W) | 5-200W |
Open Circuit Voltage-Voc(V) | 44.2 |
Maximum Power Voltage-Vmp(V) | 36 |
Short Circuit Current-Isc(A) | 5.4 |
Maximum Power Current-Imp(A) | 5 |
Maximum System Voltage | 1000V DC |
Maximum Series Fuse Rating | 10A |
Power Tolerance | -1~+3% |
Temperature Coefficients of Pmax | -0.45%/℃ |
Temperature Coefficients of Voc | -0.348%/℃ |
Temperature Coefficients of Isc | 0.031%/℃ |
Nominal Operating Cell Temperature | 44.5±2℃ |
Standard Testing Condition(STC) | Irradiance:1000W/m²;Temperature:25℃;AM=1.5 |
Qualification Test Parameters | |
Operating Temperature | -40℃~+85℃ |
Storage Temperature | -40℃~+85℃ |
Pressure Bearing | ≥5400Pascal/m² |
Wind Bearing | ≥5400Pascal/m² |
Mechanical Characteristics | |
Cell Size | Mono 125*125mm±0.5 |
No.of Cells | 72pcs(6*12) |
Dimension | 1580*808*40mm |
Weight | 15.5Kg |
Glass | 3.2mm High Transmission,Low Iron |
Frame | Anodized Aluminum Alloy |
Junction Box | IP65Rated |
Internal Diodes | 3 Bypass Diodes |
Cable | 1*4.0mm² Length 900mm |
Images
Packing & Shipping:
We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.
The normal size is packed by 25pcs/ carton / pallet. Paper carton for FCL shipping and wood carton for LCL shipping.
Features
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 appearanceUnique frame design, high mechanical strength, and easy Installation
Warranty:
For c-Si panel: 25years output warranty for no less than 80% of performance, 10 years output warranty for no less than 90% of performance. Free from material and workmanship defects within 5 years.
For a-Si panel: 20 years output warranty for no less than 80% of performance, 10 years output warranty for no less than 90% of performance. Free from material and workmanship defects within 2 years.
•100% product quality protection
•100% on-time shipment protection
•100% payment protection for your covered amount
FAQ:
(1)What price for each watt?
It depends on the quantity, delivery date and payment terms.
(2)What 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.
(3)Can 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?
Actually we are only manufacturer of solar panels, but we could try to source them for you in China if you need. We could provide you an optimal system design to instruct you how to install.
(4)Do you have the CE, TUV, UL Certification?
We’ve already passed all the tests, and any certificate is available.
(5)Have you ever sold your products to companies in my country?
Of course, we have customers in all general PV markets, but I think we should expand our market share along with the market growth.
(6)When did your company set up? You are a new company, how can I believe your quality?
We entered into Solar PV industry in 2005, now we have several plants in manufacturing of a-Si and c-Si panels, and our capacity is 220MW per year. Till now we have already passed all the tests by authorized laboratories, e.g. TUV, VDE, UL.
(7)Can you help us install the module if we cooperate with you?
We haven’t entered into installation sector, but we have the plan in near future.
(8) 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.
(9) Can you do OEM for us?
Yes, we can.
(10)Can we visit your factory?
Surely, I will arrange the trip basing on your business schedule.
- Q: Can solar panels be used in combination with wind turbines?
- Yes, solar panels can be used in combination with wind turbines. This combination is known as a hybrid renewable energy system, which allows for a more consistent and reliable power generation. By harnessing both solar and wind energy, the system can maximize electricity production and provide a more sustainable solution for meeting energy needs.
- Q: i check the diodes in the backside of solar panels it reads out to be 0.433 each give me the same result but i was amazed when i check out the last two one which on clamp meter screen give me ''0L'' what this means? is that diode have malfunctions??is this reasons that the output of solar has been decreased?
- First of all, make sure that you are taking readings in the dark (with the solar panel indoors and covered). 0.433 is a reasonable forward voltage for a Schottky diode. Ideally, it diode should read open one way (possibly OL for your meter), and 0.4 the other way. If it's reading OL both ways, the diode is bad. You can either unsolder it or cut it out and verify that it is bad.
- Q: Which is more efficient at producing energy? Reference(s) would be nice, but not required.
- Of course solar panels
- Q: What is the biggest solar panel you can buy?How much energy can it produce in kwh?Thanks :)
- not really sure but you can check this....
- Q: On how to connect a solar panel to a battery and then to a lightbulb,the project is offgrid..
- Hi Igor, this is a very simplified version of the system I'm implementing in my shed. I used a guide found on an Answers! member's website, you may find what you're looking for there. Check out the sources section.
- Q: How do solar panels affect the resale value of a property?
- Solar panels can have a positive impact on the resale value of a property. Studies have shown that homes equipped with solar panels tend to sell for a higher price and at a faster rate compared to homes without solar. This is because buyers are increasingly interested in energy-efficient and sustainable features. Additionally, solar panels can help reduce energy costs, making the property more attractive to potential buyers.
- Q: how efficient are flexible solar panels?
- One I got about 3 years ago is about 50% as efficient as a glass panel I got about 0 years ago. Not exactly a scientific study, I know.
- Q: we are doing a fundraiser to have students pledge to make donations for a solar panel instalation on one of the school buildings. I am looking for a slogan for the campain.
- Build okorder
- Q: Are solar panels noisy?
- No, solar panels are not noisy as they do not have any moving parts.
- Q: i wanted to buy solar panels but this guy told me one will just power one light bulb what i want to know is how much thay cost and is it true tat if more power leaves your house than goes in the power company has to send u a cheek
- The okorder /
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305W Satellite Solar Panels - Direct Factory Sale Price 260-300Watt Solar Panels
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 watt
- Supply Capability:
- 100000 watt/month
OKorder Service Pledge
OKorder Financial Service
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