• Washington Solar Panels:270w Direct Factory Sale Price 260-300watt Solar Panels System 1
  • Washington Solar Panels:270w Direct Factory Sale Price 260-300watt Solar Panels System 2
  • Washington Solar Panels:270w Direct Factory Sale Price 260-300watt Solar Panels System 3
Washington Solar Panels:270w Direct Factory Sale Price 260-300watt Solar Panels

Washington Solar Panels:270w Direct Factory Sale Price 260-300watt Solar Panels

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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

Material:
Polycrystalline Silicon
Max. Power(W):
300
Number of Cells(pieces):
1

270W Direct Factory Sale Price 260-300Watt Solar Panels

270W Direct Factory Sale Price 260-300Watt Solar Panels

270W Direct Factory Sale Price 260-300Watt Solar Panels

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:

1What price for each watt?

It depends on the quantity, delivery date and payment terms.

2What 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.

3Can 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.

4Do you have the CE, TUV, UL Certification?

We’ve already passed all the tests, and any certificate is available.

5Have 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.

6When 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.

7Can 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.

10Can we visit your factory?

Surely, I will arrange the trip basing on your business schedule.

Q: Can solar panels be installed on hospitals or healthcare facilities?
Yes, solar panels can be installed on hospitals or healthcare facilities. In fact, many healthcare facilities are increasingly adopting solar energy as a sustainable and cost-effective solution. Solar panels can help hospitals reduce their dependence on traditional energy sources, lower operating costs, and contribute to a greener environment.
Q: How much space do solar panels require?
The space required for solar panels depends on several factors such as the power output of the panels and the efficiency of the solar cells. On average, a typical solar panel requires around 10-20 square feet of space. However, it is important to note that solar panels can be mounted on rooftops, installed in large solar farms, or even integrated into building materials, allowing for flexibility in their placement and utilization of available space.
Q: How do solar panels affect the property's energy resilience?
Solar panels can greatly increase a property's energy resilience by generating clean and renewable electricity on-site. By harnessing the power of the sun, solar panels provide a reliable source of energy that can offset or even eliminate the need for grid-supplied electricity. This reduces dependence on fossil fuels and the vulnerability to power outages or price fluctuations. Additionally, solar panels can often store excess energy in batteries, allowing for uninterrupted power supply during emergencies or blackouts. Overall, solar panels contribute to a more resilient and self-sufficient energy system for the property.
Q: Composition and function of solar panels
Used to bond fixed tempered glass and power generation (battery), transparent EVA material directly affect the quality of the component life, exposure to the air in the EVA easily aging yellow, thus affecting the component's light transmittance, thus affecting the components
Q: How do solar panels affect the property's long-term financial viability?
Solar panels can positively impact a property's long-term financial viability by reducing or eliminating monthly electricity bills, providing potential revenue through excess energy production, increasing property value, and potentially attracting tax incentives or subsidies.
Q: When people buy small solar panels, what are the steps to making it actually charge or run something.. I'm completely new to this of course and im curious. what kinda of wire and other devices are needed and how do you attach the wire and everything..
The Earth4Energy kit is the best system for people who are looking to save money on their home energy bill and want to build a energy generator at home .There is no other kit out there in the market like Earth4Energy that explains clearly with manuals or even includes videos. The Earth4Energy kit is available online for purchase. Many people can now have access to alternative solar and wind energy. and u will find step by step instructions
Q: Can solar panels be used for powering a museum or cultural institution?
Yes, solar panels can be used to power a museum or cultural institution. Solar energy is a renewable and sustainable source of power, making it an environmentally-friendly option for museums. By installing solar panels, these institutions can reduce their carbon footprint and lower their energy costs. Additionally, solar power can provide a reliable and consistent source of electricity, ensuring that the museum's operations are not disrupted during power outages or fluctuations in the grid.
Q: Can solar panels be installed on a streetlight?
Yes, solar panels can be installed on a streetlight. This is known as solar street lighting, where solar panels are mounted on top of streetlights to generate electricity from sunlight and power the lights.
Q: Can solar panels be used for camping or outdoor activities?
Yes, solar panels can be used for camping or outdoor activities. They are portable and can provide a sustainable source of energy to power various devices such as phones, lights, and even small appliances. Solar panels are lightweight, easy to set up, and can harness sunlight to charge batteries or directly power devices, making them an ideal solution for off-grid adventures.
Q: My solar panel is 24long..It is set at 45deg..the arms are 8quot;long to achieve that angle for winter. I need to get to 7deg for summer..how long will the new arms need to be?..in layman's terms please...thx
2.20 approximatey (2 /4 -- ish) X = (tan7)(8/tan45)

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