High Power 140W Poly Solar Panel for House Roof
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 watt
- Supply Capability:
- 10000 watt/month
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Item specifice
Material:
Polycrystalline Silicon
Max. Power(W):
140
Number of Cells(pieces):
36
Quality Ensurance:
1. Excellent A Grade solar cell from Motech or Hanwha solar.
2. Excellent backsheet from SFC, 3M, Tailflex Solmate® DuPont™ Tedlar® PVF25
3. EVA from Bridgestone / First;
4. Junction box with UL and TUV listed - GZX, IP65;
5. High transmission low iron tempered glass from Xinyi Glass - China Top 1; Yuxing Glass.
6. Solar panels with TUV, CE, ISO9001 certified.
Strong, lightweight aluminum frame design with reinforced sealing and load hold to prevent freezing and warping, and stand against high wind.
Under Standard Test Conditions(STC): Irradiance of 1000W/m2, Am1.5 and 25º C cell temperature
Operating Temperature: -40 ~ +85° C
Storage Temperature: -40 ~ +85° C
Mechanical Characteristics:
Dimensions: 1470mm(L) x 670mm(W) x 35mm(H)
Weight: 11.50kgs
Solar Cells: 156 x 156 (polycrystalline) 36 cells
Solar Panel Warranty:
Warranty on material and workmanship: Five years
Guaranteed output of 90% after 10 years and 80% after 25 years
For details, please feel free to contact us!
| Performance | |
| Rated Power[Pmax] | 140W |
| Power Tolerance | ± 3% |
| Nominal Voltage | 18V |
| Design Life | 25 years |
| Electrical Characteristics | |
| Maximum Power [Pmax] | 140W± 3% |
| Maximum Power Voltage [Vmp] | 18V± 3% |
| Maximum Power Current [Imp] | 7.82A± 3% |
| Short-Circuit Current [Isc] | 8.31A± 3% |
| Open-Circuit Voltage [Voc] | 22V± 3% |
| Current Temperature Coefficient | 0.08%/º C |
| Voltage Temperature Coefficient | - 0.32%/º C |
| Power Temperature Coefficient | -0.38%/º C |
| Maximum System Voltage | 1000V |
- Q:How do solar panels affect the aesthetics of a building?
- Solar panels can have both positive and negative effects on the aesthetics of a building. On one hand, well-designed and integrated solar panels can enhance the visual appeal of a structure by adding a sleek and modern touch. They can be seamlessly incorporated into the architecture, becoming an attractive feature. On the other hand, if poorly installed or placed without careful consideration, solar panels can disrupt the overall design or appear as an eyesore. Therefore, the impact of solar panels on a building's aesthetics largely depends on the design, placement, and integration of the panels into the existing structure.
- Q:I live in a higher LATITUDE so in the winter months, there is a limitation in the amount of sunlight available, but will this impediment restrict the ability of solar panels to function due to the lack of sunlight involved?
- But int the summer months you will have longer days than someone on the equator. Depending on your local power company, you may be able to back feed into the grid and draw back out the same amount a few months later.
- Q:I am fairly new to the solar panel scene, and am eager to try to set one up myself instead of buying a kit. I am looking for a solar panel that puts out 00 Watts or more, and can produce more than 20 volts. Thanks
- If you want to go cheap, Harbor Freight Tools sells a 45W solar panel kit for under $200 (minus storage batteries). You could buy 2 and be roughly at your desired wattage. I don't own one but they get decent reviews.
- Q:How long does it take to recoup the investment in solar panels?
- The length of time it takes to recoup the investment in solar panels can vary depending on factors such as the cost of the system, available incentives, electricity usage, and local solar conditions. On average, it usually takes between 5 to 10 years to recover the initial investment through energy savings. However, with the declining costs of solar panels and the potential for government incentives, this payback period may be shorter in certain cases.
- Q:Can solar panels be used in areas with high levels of humidity?
- Yes, solar panels can still be used in areas with high levels of humidity. While humidity can potentially impact the performance of solar panels, they are designed to withstand various environmental conditions. Modern solar panels are built with protective layers and are tested to ensure durability and efficiency in different climates, including high humidity areas. Additionally, regular maintenance and cleaning can help mitigate any potential effects of humidity on solar panel performance.
- 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 viable alternative when roof space is limited or unsuitable for installation. Ground installations offer flexibility in panel orientation and tilt, making it easier to maximize solar energy production. Additionally, ground-mounted systems are often easier to maintain and can be expanded more easily than roof-mounted ones.
- Q:I have seen quite a few different websites that talk about building your own solar panels for around $200. I wanted to know if anyone has had any experience with this before I decide to try it myself. It would be very helpful to know what I can expect from such an inexpensive setup; what kind of electronics or appliances would I be able to power. Realistically what can I expect from a $200 setup, and what would I need to power say a whole bedroom (clock, regular sized TV, PC, ext.).
- Yes you can build a solar panel with that kind of money but i don't think you can do much with it. is more like a hobby or an experiment. If you want to see a custom made low cost solar panel check my blog.
- Q:What is the impact of roof age on solar panels' efficiency?
- The age of a roof can have a significant impact on the efficiency of solar panels. An older roof may have deteriorated shingles or structural issues that can affect the installation and performance of solar panels. Additionally, an older roof may require repair or replacement in the near future, which would require removing and reinstalling the solar panels, incurring additional costs and potential damage. Therefore, it is important to ensure that the roof is in good condition before installing solar panels to maximize their efficiency and longevity.
- Q:If you want to instal solar panels...how often do you have to replace them?
- I have several friends that have large systems down in Mexico where there is no electric grid. They have had these systems for years. They say you probably should plan on at least 0 years with decent output. The capacity does taper off with time so maybe half power in 5 years might be a good assumption. Here in Arizona our payback (Break even) point is about 8-9 years. Our state has subsidies along with fed, and utility company. A 3000 watt system will cost about $0,000 installed. That is about half off regular price.
- Q:How does the size of a solar panel affect its performance?
- The size of a solar panel directly affects its performance as it determines the amount of sunlight it can capture and convert into electricity. Generally, larger solar panels have more surface area to absorb sunlight, resulting in higher power output. A larger panel can generate more electricity, making it more efficient and productive than a smaller one. Additionally, larger panels often have more individual solar cells, which further enhances their performance and efficiency.
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High Power 140W Poly Solar Panel for House Roof
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 watt
- Supply Capability:
- 10000 watt/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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