Cnn Solar Panels 250watt Crystalline Solar Panels for Rooftop Systems
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 78000 watt
- Supply Capability:
- 10000000 watt/month
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CNBM 250watt Crystalline Solar Panels for Rooftop Systems
Specifications:
Solar panel refers either to a photovoltaic (PV) module, a solar hot water panel, or to a set of solar photovoltaic modules electrically connected and mounted on a supporting structure. A PV module is a packaged, connected assembly of solar cells. Solar panels can be used as a component of a larger photovoltaic system to generate and supply electricity in commercial and residential applications. Each module is rated by its DC output power under standard test conditions, and typically ranges from 100 to 320 watts. The efficiency of a module determines the area of a module given the same rated output – an 8% efficient 230 watt module will have twice the area of a 16% efficient 230 watt module. There are a few solar panels available that are exceeding 19% efficiency. A single solar module can produce only a limited amount of power; most installations contain multiple modules. A photovoltaic system typically includes a panel or an array of solar modules, an inverter, and sometimes a battery and/or solar tracker and interconnection wiring.
solar panels from 5W--300W, made of TAIWAN MOTECH brand cells,with CO in TAIWAN,Mono and Poly with VDE,IEC,CSA,UL,CE,ISO.
We import solar cells from Taiwan Motech brand, with this CO in taiwan and our CSA certification,we can still sell goods to Anti-dumping areas like USA. Our main products are solar panels, off grid and on grid solar home systems , solar street lighting systems, solar water heating system,solar pump,solar attic fan, solar DC LED lights and solar DC refrigerators.
Certificates : ISO, CE, VDE IEC, MCS, CSA-UL, CEC.
Delivery time: sample 10days, order 25-30days.
Sample: charged.
Payment term: T/T 30% as deposit, 70% before shipment. Or irrevocable L/C at sight.
Trade term: FOB Shenzhen or CIF destination seaport or Airport.
Characteristics:
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.
IX.The certificate issued by international authority: UL, TUV, IEC, VDE, CE.
Quality and Safety
1. Rigorous quality control meets the highest international standards.
2. High-transmissivity low-iron tempered glass, strong aluminium frame.
3. Using UV-resistant silicon.
4. IS09001/14001/CE/TUV/UL
Warranties
1. 10 years limited product warranty
2. 15 years at 90% of the minimal rated power output
3. 25 years at 80% of the minimal rated power output
Technical date :
ITEM NO.: | Poly 156*156 cell ,60pcs . Power range from 230Wp-260Wp | ||||||
Maximum Power(W) | 230 | 235 | 240 | 245 | 250 | 255 | 260 |
Optimum Power Voltage(Vmp) | 29.4 | 29.5 | 29.7 | 30.1 | 30.3 | 30.5 | 30.7 |
Optimum Operatige Current(Imp) | 7.83 | 7.97 | 8.08 | 8.14 | 8.25 | 8.37 | 8.48 |
Open Circuit Voltage(Voc) | 36.7 | 36.8 | 36.9 | 37.1 | 37.3 | 37.5 | 37.7 |
Short Circuit Current(Isc) | 8.52 | 8.59 | 8.62 | 8.65 | 8.69 | 8.73 | 8.78 |
Solar Cell: | 156*156 Poly | ||||||
Number of Cell(pcs) | 6*10 | ||||||
Name of Solar Cells | Polycrystalline Cell | ||||||
Size of Module(mm) | 1650*992*40/45/50 | ||||||
Cable & Connector Type | Pass the TUV Certificate | ||||||
Frame(Material Corners,etc.) | Aluminium-alloy | ||||||
Back sheet | TPT | ||||||
Weight Per Piece(KG) | 19.5KG | ||||||
FF (%) | 70-76% | ||||||
Junction Box Type | Pass the TUV Certificate | ||||||
Tolerance Wattage(e.g.+/-5%) | ±3%, or 0-3% | ||||||
Front Glass Thickness(mm) | 3.2 | ||||||
Temperature Coefficients of Isc(%) | +0.04 | ||||||
Temperature Coefficients of Voc(%) | -0.38 | ||||||
Temperature Coefficients of Pm(%) | -0.47 | ||||||
Temperature Coefficients of Im(%) | +0.04 | ||||||
Temperature Coefficients of Vm(%) | -0.38 | ||||||
Temperature Range | -40°C to +85°C | ||||||
Surface Maximum Load Capacity | 5400Pa | ||||||
Allowable Hail Load | 23m/s ,7.53g | ||||||
Bypass Diode Rating(A) | 12 | ||||||
Warranty | 90% of 10 years, 80% of 25 years. | ||||||
Standard Test Conditions | AM1.5 1000W/ 25 +/-2°C | ||||||
Packing | carton or pallet | ||||||
1*20' | 14 Pallets / 316pcs | ||||||
1*40'STD | 25 Pallets / 700pcs |
FAQ:
I..Will you focus on the safety of the goods during transportation?
Yes, Safety of the cargo is the primary element that we would consider on transportation.
II..How would guarantee the quality will meet the requirements of your clients?
Before shipment, we will have inspection for each batch of goods.
III..What certificates do you have?
IEC,UL,TUV,CSA,etc.
IV..Can you do OEM according to clients’ requirements?
Yes, we have our own brand while we can provide OEM service.
- Q: So during the day, electricity is on, everything is on and working fine. But at night where there is no sunlight does all the electricity shut down for the night? So there is no light on for me during the night, or I can't watch tv at night? Is it also true that with solar panels, your bills are less expensive. Can someone please tell me these things
- Read this link.
- Q: Are there any limitations to the lifespan of solar panels?
- Yes, there are limitations to the lifespan of solar panels. While most solar panels are designed to last for several decades, their efficiency gradually decreases over time. Factors such as weather conditions, shading, and quality of materials can impact their lifespan. Additionally, some components, such as inverters, may need to be replaced after a certain period. However, with proper maintenance and regular inspections, the lifespan of solar panels can be maximized.
- Q: Do solar panels require cleaning?
- Yes, solar panels do require cleaning. Over time, dust, dirt, bird droppings, and other debris can accumulate on the surface of solar panels, which can reduce their efficiency. Regular cleaning helps to maintain optimal performance and maximize energy production.
- Q: We are looking in to buy solar panels for our house. The payment has to be around or under $4000. Our house is a 4 bedroom and 3 bath 2-story house. (Around 2500 sq. ft.) Where can we get the solar panels? Also: Will it heat our water? When we get the solar panels, what direction do they have to be facing?
- The crisis is that it's so high priced to have mounted and as you assert it's going to take decades earlier than you honestly begin saving above what the install rate used to be, I for my part might now not cross forward and make that kind of funding, it might be extra lucrative to hold the cash in a constructing society, get the curiosity from it and use that to pay to your electrical energy however the important factor that I have towards sun Panels is that until you keep in that condo for a minimum of twenty 5 years you'll now not succeed in the factor in which you're saving and to capitalise on it you might need to keep there for decades extra, so you'll now not have the choice of relocating condo with out wasting your funding and on the second having sun panels does now not develop the significance of the estate, it's only a well promoting factor, while you purchase your new condo, you might commonly need to begin everywhere once more after which given that of the years will on no account reside lengthy ample to obtain any improvement from it.
- Q: I'm looking for some advice on hot water solar panels. I'm trying to save some money on electricity. A neighbor has been suggesting solar powered equipment for some time now, and I think he's right. It does save quite a bit of money in the long run. They're kind of expensive though, so I'm looking for cheaper alternatives.
- I worked for a plumbing service that offered hot water solar panel installs and replacements. I've replaced perfectly good solar panels for people who wanted to upgrade to the latest. We had piles and piles of panels out behind the shop. We use to scrap the copper and sell the glass panes. A few people would ask to scavenge panels and the boss would let them have it cheap, just to move some of the stuff. I would do the same. I'd find a local installer and see what they do with the leftovers. Chances are, if you searched diligently, you could probably find panels in good shape and use them to supplement your energy usage. Bear in mind, solar hot water system are very different from standard systems. They usually have a much larger storage tank. Typically 80-20 gallons compared to 40. They have a circulating pump and temperature sensors to move the heated water from the panel into the tank. These larger hot water heaters/tanks have much better storage and insulation to keep the water temperature that is generated during the day to last into the evening when people are home to use the shower and wash clothes to take advantage of solar heat. It's not just a matter of getting a panel and slapping it up. There's are technical aspects that need to be followed and if you don't know them, I would advise against doing it yourself. Study up on it and see if it's something you want to tackle on your own before you go too far doing legwork to find out details that might be cost prohibitive or too complicated. Good luck.
- Q: can you buy single solar panels say to power a washing machine fridge etc.if so where can i buy them from
- You okorder Basically, I wanted to do the same as you but didn't know how. I found this book and it showed me exactly how to do it and for a cheap price too! It's a good guide if you want to save a bunch of money on electricity bills. I highly recommend it.
- Q: How do solar panels affect my electricity bill?
- Solar panels can significantly reduce your electricity bill by producing clean and renewable energy from the sun. By generating your own electricity, you can offset the amount of power you need to purchase from the grid, resulting in lower monthly bills. Additionally, if your solar panels generate more electricity than you consume, you may even receive credits or payments from your utility company.
- Q: Pros and Cons if I get solar panels?
- If solar panels were cost effective we would all be buying them and you would see them on the roof of every home. They are not. It is cheaper to buy electricity from the electric utility company.
- Q: What happens to solar panels during extreme weather conditions?
- Solar panels are designed to withstand a wide range of weather conditions, including extreme weather. However, during severe weather events such as hurricanes or hailstorms, there is a possibility of damage to solar panels. In such cases, the panels may become dislodged, cracked, or shattered. Regular maintenance and proper installation can help minimize the risk of damage, and many solar panels are built to withstand high winds, heavy rain, and even snow.
- 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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Cnn Solar Panels 250watt Crystalline Solar Panels for Rooftop Systems
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 78000 watt
- Supply Capability:
- 10000000 watt/month
OKorder Service Pledge
OKorder Financial Service
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