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Roof-mounted solar power systems consist of solar modules held in place by racks or frames attached to roof-based mounting supports.

Roof-based mounting supports include:

    Pole mounts, which are attached directly to the roof structure and may use additional rails for attaching the module racking or frames.

    Ballasted footing mounts, such as concrete or steel bases that use weight to secure the panel system in position and do not require through penetration. This mounting method allows for decommissioning or relocation of solar panel systems with no adverse effect on the roof structure.

All wiring connecting adjacent solar modules to the energy harvesting equipment must be installed according to local electrical codes and should be run in a conduit appropriate for the climate conditions

Solar panel conversion efficiency, typically in the 20 percent range, is reduced by dust, grime, pollen, and other particulates that accumulate on the solar panel. "A dirty solar panel can reduce its power capabilities by up to 30 percent in high dust/pollen or desert areas", says Seamus Curran, associate professor of physics at the University of Houston and director of the Institute for NanoEnergy, which specializes in the design, engineering, and assembly of nanostructures

The basis of producing solar panels revolves around the use of silicon cells.These silicon cells are not efficient enough in their current state and can only convert solar energy in to usable power at a rate of roughly 10-20 percent. In order for solar panels to become more efficient, and therefore more useful in the future, researchers across the world have been trying to develop new technology to make solar panels more effective at turning the sun in to energy.



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.


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  


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 :


Poly 156*156 cell ,60pcs . Power range from   230Wp-260Wp

Maximum Power(W)








Optimum Power Voltage(Vmp)








Optimum Operatige Current(Imp)








Open Circuit Voltage(Voc)








Short Circuit Current(Isc)








Solar Cell:

156*156 Poly

Number of Cell(pcs)


Name of Solar Cells

Polycrystalline Cell

Size of Module(mm)


Cable & Connector Type

Pass the TUV Certificate

Frame(Material Corners,etc.)


Back sheet


Weight Per Piece(KG)


FF (%)


Junction Box Type

Pass the TUV Certificate

Tolerance Wattage(e.g.+/-5%)

±3%, or 0-3%

Front Glass Thickness(mm)


Temperature Coefficients of Isc(%)


Temperature Coefficients of Voc(%)


Temperature Coefficients of Pm(%)


Temperature Coefficients of Im(%)


Temperature Coefficients of Vm(%)


Temperature Range

-40°C to +85°C

Surface Maximum Load Capacity


Allowable Hail Load

23m/s ,7.53g

Bypass Diode Rating(A)



90% of 10 years, 80% of 25 years.

Standard Test Conditions

AM1.5   1000W/ 25 +/-2°C


carton or pallet


14 Pallets / 316pcs


25 Pallets / 700pcs



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?


IV..Can you do OEM according to clients’ requirements?

Yes, we have our own brand while we can provide OEM service.

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Q:How do you make a homemade solar panel?
Did . Possibly this could immediately instruct each and every one!
Q:Which is the least expensive, yet still very efficient, type of solar panel?
image voltaic thermal or warm water beats PV or Photovoltaic on a daily basis. The Mono and Poly are the main conventional. they provide years of provider and function a shown song checklist. they do no longer seem to be very warmth tolerant. production will flow down on warmer day as maximum shrink sheets will instruct. Amorphous Panels are greater warmth tolerant. they're additionally greater valuable at production with ,low easy or in part cloudy days. They produce much less what in keeping with sq. foot and want a larger section. First image voltaic produces those variety of panels. HIT by utilizing Sanyo blends those 2 together to produce a panel with the main suitable of the two structures. All PV is costly. The payoff tiers from 7-2 many years in keeping with many components.
Q:Solar panel question?
4 in series for the 48V, a rack of 3 sets wired in parallel to give the current. (total of 2 panels)
Q:It's all about Solar Panels?
A 35 Watt Solar Panel cost between 400 and 500 depending on where you make the deal. I live full time in an RV and I get all my electric from the Sun. I am sold on solar but I move around to places, according to the season, where I will have full sun most of the time. I also have a small generator as a back up but rarely use it. The amount of direct sun and angle of the panels will determine how efficient they are. For some one living in an apartment with only a few hours of sun then solar would not be good for them.
Q:How much can I expect it to cost to install solar panels?
solar panels are expensive and you probably wont life long enough to recup the cost. last week the times quoted £5000 to install, a potential saving of £200 per year and 00 years to recoup. based on 400 hrs of sunshine. (uk) factor in your sunshine state hrs and you may just benefit.
Q:where can i get a small solar panel to power an outdoor water pump?
You will need more than a small solar panel to run a pump continuously, unless you don't mind that the pump only comes on during the day while the sun is out. st you need to know what the power demands are of the pump in question. Not only do you need to know the rate of the power draw from the pump, but you will also have to calculate how much power the pump will draw from your solar system every day. You will have to factor in that the sun doesn't shine brightly every day, of course there's also night, so you will need a storage battery, charging system to go along with your solar panel. Now most pumps like the one you described are 20vac. Most solar panels, the batteries, the chargers are 2vdc. In order to get 20vac you will need an inverter. Once again, you will have to make sure that the inverter you get can handle the demands of the pump. A solar system that actually works for you takes some carefull planning, it's not something that you can just hang from a tree. None of what I just descibed will be inexpensive by my definition, so if it were me, I'd dig a trench across the driveway, install some direct bury cable on a GFCI circuit out of my main power panel save a bundle.
Q:I have two ARCO M55 solar panels. What do I need to connect to a 2Volt bank of batteries.?
This Site Might Help You. RE: I have two ARCO M55 solar panels. What do I need to connect to a 2Volt bank of batteries.? Do I need some type of regulator when the batteries are fully charged.? The Arco Panels voltage is approx 7VDC at 2.5 amps, Should I limited the voltage to 4VDC??. I would like to connect both panels to up to five batteries at one time...??
Q:Solar Panels, anyone?
You can attempt to install your own solar panels...just do the homework first! I suggest looking at ways to decrease your overall energy consumption first even if installing solar panels. Doing this will save on the amount of panels you need. Have included a reference that may be of use to you.
Q:Solar Panel - Cell Resources and Calculations?
How Solar Cells Work by Scott Aldous Inside This Article . Introduction to How Solar Cells Work 2. Photovoltaic Cells: Converting Photons to Electrons 3. How Silicon Makes a Solar Cell 4. Anatomy of a Solar Cell 5. Energy Loss in a Solar Cell 6. Solar-powering a House 7. Solving Solar-power Issues 8. Solar-power Pros and Cons 9. Lots More Information 0. See all Physical Science articles You've probably seen calculators that have solar cells -- calculators that never need batteries, and in some cases don't even have an off button. As long as you have enough light, they seem to work forever. You may have seen larger solar panels -- on emergency road signs or call boxes, on buoys, even in parking lots to power lights. Although these larger panels aren't as common as solar powered calculators, they're out there, and not that hard to spot if you know where to look. There are solar cell arrays on satellites, where they are used to power the electrical systems. You have probably also been hearing about the solar revolution for the last 20 years -- the idea that one day we will all use free electricity from the sun. This is a seductive promise: On a bright, sunny day, the sun shines approximately ,000 watts of energy per square meter of the planet's surface, and if we could collect all of that energy we could easily power our homes and offices for free.
Q:where to buy solar panels?
You need to be more specific about what type of solar panel. ) PhotoVoltaic (produces electricity) 2) Fluid (Glycol) (heats water or air using a heat exchange tank) 3) Fluid (Water) for pool water heating

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