250W Solar Panels 230W-320W with High Efficiency Best Price
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- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 watt
- Supply Capability:
- 100000 watt/month
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Structure
A PV module is a packaged, connected assembly of typically 6×10 solar cells. Solar PV panels constitute the solar array of a photovoltaic system that generates and supplies solar 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.
Feature
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
Picture
Specification
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 | |||||||||
Brand Name of Solar Cells | JA Cell, Bluesun 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:
Are you a trading company or manufacturer? | Manufacturer with factory |
What kinds of filter do you produce? | It covers for air filter,oil filter,fuel filter for car and truck |
Is Customized filter available? | Yes,please offer your required specifications and drawing |
Do you Accept OEM service? | YES! |
what’s your delivery terms? | FOB (2)CFR (3)CIF |
What's your Delivery Time? | 1)generally the samples will be sent immediately by the air express in 3-5 days if the goods are in stock |
2)Normally within 30 days,please confirm with us before order! | |
What's the Payment Terms? | Usually,30% as deposit,70% before shipment by T/T |
Western Union acceptable for small amount. | |
L/C acceptable for large amount. | |
Scrow ,Paybal,Alipay are also ok | |
How you pack products? | Normally,plastic bag inside and carton outside .We'll do according to customers' requirement |
What's your available port of Shipment? | Normally, Tianjin Other ports available but you should afford extra charges. |
Trade and Market | Main Market Western European 20% |
- Q:how much would you pay for a 2'x4' solar panel that puts out 24 volts and 74 watts?
- Build okorder /
- Q:How much does 000 square feet of solar panels cost? This is for a pool with dimensions 75ft by 25ft? How much will it cost including installation fee and the water heater?
- a clean insulating conceal may be lots extra decrease priced and doubtless do as lots sturdy as growing to be electrical energy to warmth the water. A green domicile over it ought to cost as much as panels, yet be lots extra useful.
- Q:Can solar panels be used to power an entire home?
- Yes, solar panels can be used to power an entire home. With the right number of solar panels and a proper energy storage system, it is possible to generate enough electricity to meet the energy needs of a household. However, it is important to consider factors such as energy consumption, geographical location, and system size to determine if solar panels alone can entirely power a home.
- Q:We are considering getting solar panels for our home just south of Birmingham, AL. We know a little and are trying to educate ourselves the best we can. But we are having a hard time finding anyone around this area. We have done the yellow page thing, and some quot;green places around town. But to no luck.....
- Any electrical contractor could likely install them, and there are several Internet businesses that sell solar panels. You likely have no place there to get the kind of large panels you need for a house. Look at your local regulations. Your utility may not allow grid-tie, so you may have to set up an off-grid system with batteries and use separate wiring or a transfer switch. One thing a lot of people neglect is hail protection. In Birmingham, you're likely to have large hail (larger than golf ball size) every couple of years in the spring. You need to work out a way of covering them in advance of severe weather. Most panels will take up to golf-ball size hail with no problem. DK PS, I've done this myself, and have considerably more information. Email if you're interested.
- Q:How do solar panels affect the property's energy consumption?
- Solar panels can significantly reduce a property's energy consumption by generating clean and renewable electricity directly from the sun. These panels convert sunlight into usable energy, which can power various appliances and systems within the property, thereby reducing the reliance on traditional energy sources and lowering electricity bills.
- Q:Can solar panels be installed on a data storage facility or server farm?
- Yes, solar panels can be installed on a data storage facility or server farm. In fact, many data centers and server farms are now incorporating solar power as a sustainable energy solution. By harnessing solar energy, these facilities can reduce their reliance on traditional electricity sources and lower their carbon footprint. Installing solar panels on such facilities not only helps them achieve cost savings in the long run but also contributes to a more environmentally friendly operation.
- Q:Can solar panels be installed on historical buildings?
- Yes, solar panels can be installed on historical buildings. However, the installation process may require careful planning and consideration to ensure that the historical integrity and architectural significance of the building are not compromised.
- Q:So lets say that Everyday I use ,280 kWh. How many 250 watt solar panels would I buy so that I don't need to buy electricity anymore. Sorry if this sounds stupid, I am doing research on why american homes should become more cost efficient.
- Everyday I use ,280 kWh 280 kW-hour / 24 hours = 470 kW WOW, that is a very high power level, most homes use an average of .2 kW. My guess is that you mean you use 280 kW-hour in a year, which comes to an average power of .3 kW, typical. Assuming you get, worse case, 6 hours of sun per day, for the first case, 470 kW, each solar panel generates the equivalent of 250 x6/24 = 60 watts, so you would need 470k/60 = 8000 panels For the second case, .3 kw or 300 watts, divided by 60 that is about 20 panels. Depending on where you live, you could need as much as twice that number. Plus you need charge controller, lots of expensive batteries, and an inverter. The big problem is periods of no sun. If you demand continuous power, and you have a period of, say, 24 hours with no sun because of storms, etc, then the number of batteries increases to the hundreds.
- Q:Can solar panels be used to power a bank?
- Yes, solar panels can be used to power a bank. Solar panels generate electricity by converting sunlight into usable energy, which can be used to supply power to a bank's operations and facilities. By installing solar panels, banks can reduce their reliance on traditional energy sources and lower their carbon footprint. Additionally, solar power can help banks save on energy costs in the long run.
- Q:We are thinking about useing solar panels for our house.Does anyone know about solar panels? If so could you please tell me some information on them,and the cost for a home,to install them.
- It depends on what you want to do with the solar panels, Heat your water , heat a pool or spa, or to make electricity to use instead of that supplied by the power company. The first three are fairly easy and straight forward. Depending on the amount of water that needs to be heated, the location you live at in relation to the equator and the location of the solar panels and piping . The panels for this applicatin are 00s of feet of piping that absorbs heat from the sun and circlate it. The panels them selves are sort of inert and can be very heavy when filled with water.. Makeing usable power to replace the power company is a real problem because among other things solar cells create DC voltage. A house runs on AC voltage. So all of the items to heat water still apply, location, placement, etc. But now we have to figure hrs of sunlight the output of the cells running the power to a transformer to transform the voltage from 2 volts DC to 20 volts DC and then running the power thru a converter to change it from DC to AC at each point ( transformer converter ) there is a loss of power do to a change in current. After all of the above if a cloud comes by your power will stop, and at night you will have no power. The fix for that is storage cells AKA batteries which store the power until you need it, like night time. The glamor of a all solar powered home is great,, but it isn't practical. So What to do, You eliminate the battery storage, and also hooking up the power to your home. You feed it right into the power companys wiring and guess what? The electric meter on you house runs back wards your send more power to them during off peak times that your using. For every dollar the meter runs backward you get a free dollars worth when you need it. This is a way of storing the power as credit with the power company instead of batteries Its a lot to understand and I hope I helped
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250W Solar Panels 230W-320W with High Efficiency Best Price
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 watt
- Supply Capability:
- 100000 watt/month
OKorder Service Pledge
OKorder Financial Service
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