• 300W High Efficiency Poly Solar Panels for RV System 1
  • 300W High Efficiency Poly Solar Panels for RV System 2
300W High Efficiency Poly Solar Panels for RV

300W High Efficiency Poly Solar Panels for RV

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
1 watt
Supply Capability:
2500000 watt/month

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1.Product Description

 We Offer the mono solar panels 250W, 255W, 260W 300W, poly solar panels 250W 260W 300W. You can find different mono solar panels and poly solar panels .  We are the professional solar panels solar modules supplier.

Solar panels or modules use light energy (photons) from the sun to generate electricity through the photovoltaic effect. The majority of solar panels or modules  use wafer-based crystalline silicon cells or thin-film cells based on cadmium telluride or silicon.

Solar panels constitute the solar array of a photovoltaic system that generates and supplies solar electricity in commercial and residential applications. Each solar panel or module is rated by its DC output power under standard test conditions, and typically ranges from 100w to 320 watts. Ground mounted photovoltaic system are usually large, utility-scale solar power plants. Their solar panels or modules are held in place by racks or frames that are attached to ground based mounting supports.


2.Technical Parameter

Model Type


Peak Power-Pmax(W)

185

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


3.Production Flow

PV Solar Panels 300W High Efficiency Poly

4. Use For

PV Solar Panels 300W High Efficiency Poly

5. Pictures of Product

PV Solar Panels 300W High Efficiency Poly


PV Solar Panels 300W High Efficiency Poly

6.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).Can you do OEM for us?

Yes, we can.

Q: my pool guy cleaned the filter and replaced the DE, but now my roof solar panels have started leaking. how do i stop the leak? does backwashing help in any way?
If you do not isolate the solar system when backwashing your filter, you WILL pump DE into the panels and plug them and destroy them. At this point you may have to disconnect the panels, wash them from the RETURN SIDE (from the higher pipe and HOPE that the DE will flow out of the panels... most likely your pool guy just screwed up your solar real good... if the DE is plugging your panels, when winter comes your panels will split because they are holding water and the freezing water will split them... I hope your pool guy has insurance
Q: i want to join multiple solar panels into a bank so i only need one length of wire, i am going to use diodes to stop them sending power back into the one before it. is this ok or do i need something else?
Check out some of the videos on YouTube on this subject.
Q: Can solar panels be installed on a shaded area?
Solar panels can still be installed in shaded areas, but they may not be as effective in generating electricity compared to panels installed in direct sunlight. The amount of shade and duration of shading throughout the day will impact the overall energy output of the solar panels.
Q: Green issues aside, are solar panels worth it, monetarily speaking?I don't mean that my house might be worth more or any of that. All I am asking is this: if I invest in a set of solar panels, will the cost be paid back to me over time? If so, how long will it takegt;Take into account the following:. Currently I pay the electric company around $00 per month2. I use around 400 kilowats of energy per monthI realize that exact numbers are hard to come by, but any opinions are welcome.
With tax incentives, yea it's worth it. It will take years to recoup the costs. You need to live there for a while.
Q: Can solar panels be used for powering security systems?
Yes, solar panels can be used to power security systems. Solar panels convert sunlight into electricity, which can be used to power various devices, including security cameras, alarms, and sensors. This allows security systems to operate independently of the electrical grid, making them more reliable and cost-effective in remote locations or areas prone to power outages. Moreover, solar-powered security systems are also environmentally friendly, reducing reliance on fossil fuels and minimizing carbon emissions.
Q: Just curious.
Solar panels are built with light-sensitive panels. These panels soak up the energy from the sun's light. This energy is changed to electric power. This power is stored in batteries to use whenever / wherever it is needed.
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: Can solar panels be used for powering a hotel or hospitality establishment?
Yes, solar panels can definitely be used to power a hotel or hospitality establishment. Solar energy is a renewable and sustainable source of power that can be harnessed through solar panels to generate electricity. By installing solar panels on the hotel's roof or in nearby areas, the establishment can significantly reduce its reliance on traditional energy sources and lower its carbon footprint. Solar power can provide a consistent and reliable source of electricity, which is crucial for powering the various amenities and facilities within a hotel or hospitality establishment.
Q: How much Electricity does a standard Solar panel producein terms of Watts and in terms of Units( i.e. electricity meter attached in our House)If I have 20 Solar panels and an inverter , how much electricity will I Be able to harness and store (state that in terms of volts)Can I run Arefridgerator, Iron, Heaters, Plasma T.V. and other high Electricity Consuming Devices.
Take a look on OKorder at some of the books on how to design solar energy systems. It is a bit more complicated than you might expect. I'm not sure what you consider to be a standard solar panel, but the 3' ones I have produce about 5 watts of power in full sunlight. Put simply, you need to convert the power from the solar cells (variable voltage) into a constant voltage usable for charging a batteries. Most of the low cost modules for this purpose can't handle more than about 00 watts. Larger systems are available that handle thousands of watts but they are quite pricey. Since you can't take out more than you put into your battery system, you can calculate about how long you can run a high-current appliance based upon its wattage rating, that of the battery system (adjusted for loss of converting to AC), and the charging system.
Q: Are there any risks of fire associated with solar panels?
Yes, there are some risks of fire associated with solar panels. While solar panels themselves do not combust, there have been instances where electrical malfunctions, such as faulty wiring or improper installation, have led to fires. Additionally, if a fire breaks out in the vicinity of solar panels, it can be more challenging for firefighters to extinguish due to the electric current flowing through the panels. However, when installed and maintained properly, the risks of fire are relatively low.

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