Solar Panel Kit

Ref Price:
Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
50 Pieces pc
Supply Capability:
2000000 Watts Per Year pc/month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Product Description:

 

Specifications

250W Poly Solar Panel( SGP-250W)

5-25 yrs Warranty

A grade polycrystalline cell

PV TUV certification

Best quality solar

hot sale solar panel 250w for home solar system/solar energy product

 

Description:

1.high conversion efficiency

2.sealed with high transparency low-iron tempered glass, anti-aging EVA, high insulation TPT.

3.withstand high wind pressure and snow load.

4.with IEC61215/61730, TUV, CE, ISO

 

Warranty:

1) 5 years for material & workmanship;

2) 12 years for 90% power output;

3) 25 years for 80% power output.

 

Packaging & Delivery

MOQ: 50pcs

Delivery Time: 10-20 days after order confirmation

Package: Wooden carton or pallet packing

 

poly solar module

Electrical Characteristics
TypeSGP-230-60SGP-240-60SGP-250-60
Maximum power (Wp) 230Wp240Wp250Wp
Maximum power voltage (V) 30.0030.0030.00
Maximum power current (A)7.007.347.66
Open circuit voltage (V) 36.0036.0036.00
Short circuit current (A) 7.567.928.28
Cell Efficiency (%) 15.00%15.50%16.00%
FF (%) ≥74%
Maximum system voltage (V) 1000V
Temperature Range`-40 to +85
Power tolerance (%)±3%
Standard Test Conditions1000W/m2 , AM1.5 , 25C
Mechanical Characteristics
Solar cellPoly Poly Poly
Number of cells (Pcs)60(6*10)
Size of module (mm) 992*1964*45mm
Weight per piece (kg)19
Front Glass3.2 mm tempered glass
Surface Maximum Load Capacity60m/s(200kg/sq.m)
Allowable Hail Load steel ball fall down from 1m height
Frame Anodized aluminium alloy
Junction Box Type IP65 rated
Connectors MC Plug Type IV connectors
Cables 4.0mm2, 900mm
Temperature coefficients
Nominal Operating Cell Temperature45±2ºC
Temperature coefficients of Voc (%)β -2.2mV/
Temperature coefficients of Pm (%)γ -0.55%/
Temperature coefficients of Im (%)α 0.03%/
Temperature coefficients of Vm (%)β -2.2mV/

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:Tell me the guidelines for making solar panels?
I think it will be useful for you.. just try those things ..To begin, you will need a Multimeter which is able to measure DC fractions of voltage and your collection of solar cells, once you have this, position a light source near your solar cells as this will allow you to get a consistent measurement of voltage output of each of the solar cells.set your Multimeter to measure DC voltage and place the negative test lead on the side of the solar cell which shows negative voltage. Then place the positive test lead on the side f the solar cell which shows a positive voltage. Check to see what the maximum voltage output is and don’t move the solar cell around to try and get a higher reading. Next you need to separate your solar cells into groupings of .05 volt increments and this will allow you to take maximum advantage of solar cell output.the next step is to connect the solar cells with tinned interconnection wire and in order to achieve this you will need to take the spool of interconnection wire and cut it into 0.5 inch lengths.next every piece of the tinned interconnection wire should have solder put on it and you can do this by adding solder to 5.25 inches of the wire beginning at one end, then flip the wire over and add solder to the remainder of the wire beginning at the opposite end.now you must solder a length of the interconnection wire to each connection strip which is located on the front of each of the solar cells.
Q:Do I need to run a ground form my solar panel?
Although okorder.com
Q:How much for a 8kwh solar panel system?
Figure 8 hours of sun per day, so 8 kW-hr is a rate of kW, which is a medium sized panel, probably not enough to operate your house totally, unless you have a very small unit. Averaged over 24 hours, that is power at a rate of only 300 watts, enough for a TV. Average US home use is .2 kW, which over 24 hours is 29 kW-hr, plus you need extra for cloudy days, peak demands, and to charge batteries. You have to decide off-grid or on-grid, and if you want to (and are allowed to) sell excess power to the power company. Off gird, the cost of batteries and charge controller are a large part of the cost. On-grid, you have to purchase equipment approved by the power company to match your power with the grid. Panels will cost about $3 per watt, so for 000 watts that is $3000. Double that for installation, then add in cost of charge controller, inverter, batteries, etc. The last items depend on your alternatives, see paragraph above. .
Q:how fast does a 25watt solar panel generate power to a battery?
To figure our how many you need, take a look at your power bill. It will tell you how many kilowatt/hours you used during the month. My bill says I use about 2000 kilowatt/hours per month, or about 2000 kwh /30 days=67 kw/h hours per day. That is 67,000 watt hours. To supply that with solar panels, you have to generate at least 67,000 watt hours, but you don't have a full day to do it, since you have to do it while the sun is up. So you put the energy into batteries during the day, so you can use it at night. A 25 watt panel generates about 25 watts when fully illuminated by the sun. If you fully illuminate it for an hour, you get 25 watt hours. If you get 2 hours of sunlight a day, that would seem to imply that I need 67000 watt hours/25 watts /2 hours=45 panels. But for most of the day, the sun isn't hitting the panel fully, so it isn't going to generate the full 25 watts. When the sun is 45 degrees to the side, you only get about 70%. When the sun is 60 deg to the side, you only get 50%. And what do you do on cloudy days? And the shorter days in the winter? To make up for this, you have to increase the number of panels to make up for the loss. So in reality, I might need double this number of panels, for realiable solar power throughout the year. That works out to about 90 panels, or ,250 watts worth for my house.
Q:Maintenance for solar panels....?
New sunlight panels are easy and shiny they usually look cool. Then they get dirty with dirt and particles caught on the wind and residues left in the back of by rain and birds. Solar panels need to be by and large cleaned and maintained to be able to hold them running effectively and maximize the quantity of sunlight they convert into electricity. Unlike home windows your sun procedure wants to have a clean and clear surface to make sure they are working at their highest efficiency. If they are not at their surest performance it approach they are not producing the amount of electrical energy that they might be. Sun panels will attract filth, dirt, soot, pollen, tree sap and salt crystals in coastal areas creating a nice layer of dust. This sediment reduces the amount of light reaching the silicon cells underneath the glass floor and reduces the panel's effectiveness. A solar panel that has on no account been cleaned would be producing almost a 3rd less power than it or else could be. Some have mentioned a ten to fifteen percentage lack of sun output as a result of dirty panels. From the ground the panels may just appear to be clean, similar to your windows. Up close nevertheless you will see the grime that has built up from the grime and pollution within the air. A extra visible deposit that can be left on panels is fowl droppings. These tend to wholly block the sunshine from areas of the photovoltaic panel and may colossal scale back its effectiveness. See much more about sun panels preservation beneath link
Q:Can solar panels work in the shade?
Why pay thousands of dollars for solar energy ($27,000 average cost) when you can build your own solar panel system for just a fraction of the retail cost. You can build a single solar panel or you can build an entire array of panels to power your whole house. Some people are saving 50% on their power bill, some people are reducing their bill to nothing. But what’s most impressive is that just by following these instructions some are even making the power company pay them!
Q:Solar panels for security cameras?
Only okorder.com/... Each battery will will need to be enclosed in a box from the weather to preserve it as well as the charge controllers. All this work can be done with success, but will be costly if that's what you want, and want it done right. You have no short cuts around this unless you want to damage your cameras? I still say it would be much easier to run conduit under ground for your power supply to each camera, and it would cost less money and time.
Q:how much is one solar panel?
no one has answered because you asked a question that cannot be answered. It is exactly the same question as how much is a car?. Do you want a passive solar heating panel, a solar electric panel, .5 Volts, ,000,000 BTUs, do you want just the panel or the panel installed and functioning, or what? the answer is between $5 and $5,000,000.
Q:Solar Panel Batteries?
Sorry, I can't really help you :[ Google some stuff, look for help from people who know what to use. If I were you, I'd go with the lead-acid battery.
Q:what do we mean by efficiency of a solar panel?
Sunlight power panels had been the go-to choice for many years. They are among the many oldest, most efficient and most liable methods to produce electrical energy from the solar. Every module is made out of a single silicon crystal, and is more efficient, although more pricey, than the more moderen and less expensive polycrystalline and thin-film PV panel technologies. You can normally appreciate them through their color which is more often than not black or iridescent blue. The silicon crystals have lengthy existence and they may be able to withstand wear and tear with out degrading its workability. Additionally solar is a main source renewable vigour as far as the sunlight method is worried. Sunlight has little influence within the residing creature. So sun panel should be in practice
We introduced the newest production line, testing machine, laser cutting machine, non-Pb soldering line, module testing machine, laminating machine and so on. We use top-quality solar cells and EVA,TPT,strengthen glass,seal silicon etc. Our experienced staff work together well to assurance quality under effective ISO system. Our Products are exported to Europe, America, Africa and other Asian countries with safety certificate.

1. Manufacturer Overview

Location Guangdong,China (Mainland)
Year Established 2008
Annual Output Value
Main Markets North America 40.31%
South America 10.71%
Eastern Europe 4.02%
Southeast Asia 5.18%
Africa 5.18%
Mid East 5.18%
Central America 1.43%
Northern Europe 26.56%
South Asia 1.43%
Company Certifications IEC61215; CE certificate; ROHS Certificate

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage 81% - 90%
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size: 1,000-3,000 square meters
No. of Production Lines
Contract Manufacturing OEM Service Offered Buyer Label Offered
Product Price Range