• High Quality 280W Poly Solar Panels with Battery Bank - Good Price System 1
  • High Quality 280W Poly Solar Panels with Battery Bank - Good Price System 2
  • High Quality 280W Poly Solar Panels with Battery Bank - Good Price System 3
High Quality 280W Poly Solar Panels with Battery Bank - Good Price

High Quality 280W Poly Solar Panels with Battery Bank - Good Price

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
100 watt
Supply Capability:
50000000 watt/month

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Product Description:

Solar Polycrystalline Series Panels

Introduction of Polycrystalline Solar Panels

CNBM Solar photovoltaic (PV) Panel is designed for large electrical power requirements. It is the optimal choice for both on-grid and off-grid power systems. CNBM Solar panel offers high performance of power per square foot of solar array. Polycrystalline silicon(c-Si): often made using the Czochralski process. Single-crystal wafer cells tend to be expensive, and because they are cut from cylindrical ingots, do not completely cover a square solar cell module without a substantial waste of refined silicon. Hence most c-Si panels have uncovered gaps at the four corners of the cells.

 

Characteristics of Polycrystalline Solar Panels

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.

 

Standard Test Conditions of Polycrystalline Solar Panels

The opto-electrical specifications shown below are stabilized values being measured at Standard Test Conditions, Irradiance: 1000W/m2, Spectrum: AM1.5 at 25°C, The info below is subject to manufacturing tolerances. Where appropriate minutes of measurement are available and are used for the dimensioning of the installation.

 

Advantages of Polycrystalline Solar Panels

A. Professional Manufacturers

B. A grade solar cell with Positive tolerance poweroutput.

C. High Conversion Efficiency , High transmission rate , low iron tempered Anti-reflecting/coating film 3.2mm glass

D. Anti-aging & high visosity EVA

E.High frame resistant & Double-sided fluorine TPT

F. Anodized aluminum alloy high thickness frame

G. 3 or 6 bypass diodes , 90mm 4m2 cable , MC4 connectors & waterproof junction box

H. Long life, Easy installation, high wind & hail impact resistance

I. Be resistant to atmospheric exposure & effects of de-lamination

J. ISO9001:2008/ISO14001:2004 / TUV/ CE / CEC/ IEC/EN61215 IEC/EN61730/CHUBB INSURANCE

 

Characteristics of Polycrystalline Solar Panels

 

Max Power Voltage Vmp (V)

36.6V

36.9V

Max Power Current Imp (A)

7.66A

7.73A

Open Circuit Voltage Voc (V)

44.2V

44.2V

Short Circuit Current Isc (A)

8.26A

8.32A

Max Power Pm (W)

280W

285W

Temperature Coefficient of Cells

NOCT

47±2

Temperature Coefficients of Isc (%/)

0.064

Temperature Coefficients of Voc (%/)

-0.33

Temperature Coefficients of Pmp (%/)

-0.45

Mechanical Data Solar Polycrystalline Series

Power

280W/285W

Dimension

1954×982×40mm

Weight

27.5kg

Tolerance

±3%

The dimension of the modules can be changed according to the demand of clients Limits.

Operating Temperature

–40 °C to +85°C

Storage Temperature

–40 °C to +85°C

Max System Voltage

700V

Guarantee Solar Polycrystalline Series Panels

Products Guarantee

10 yrs free from defects in materials and workmanship

Performance Guarantee

No less than 90% within 10yrs and no less than 80% within 25yrs

Certificates

IEC, ISO, TUV, CE

 

Package of Solar Polycrystalline Series Panels

 

 

POLY SOLAR PANELS-280W-HIGH QUALITY AND GOOD PRICE

 

POLY SOLAR PANELS-280W-HIGH QUALITY AND GOOD PRICE

 

POLY SOLAR PANELS-280W-HIGH QUALITY AND GOOD PRICE

 

 

FAQ

 

We have organized several common questions for our clientsmay help you sincerely

 

1.    What’s price per watt?

A: It’s depends on the quantity, delivery date and payment terms of the order. We can talk further about the detail price issue. Our products is high quality with lower price level.

 

2.    How to ensure 10 years warranty? Lots of small producers will bankrupt before 10 years warrany period.

Okorder is a Third Guarantee flat. Okorder is a state-owned B2C company which is supported by Chinese government. We also apply ensurance company so can ensure our customer with 10 years warranty. Okorder's biggest advantage is that we are Fortune 500  enterprise which can bring our customer confidence with future operation.

 

3.    How do you pack your products?

We have rich experience on how to pack the panels to make sure the safety on shipment when it arrives at the destination.

 

4.    Can you do OEM for us?

Yes, we can. We will satisfy our customer's any requirement. Our purpose is let our customer to satisfy with our service and product and brand.

 

5.    How long can we receive the product after purchase?

In the purchase of product within three working days, We can arrange the factory delivery as soon as possible. The perfect time of receiving is related to the state and position of customers. Commonly 7 to 10 working days can be served.

 

 

Q: I'm thinking of having solar panels to generate electricity. The drawbacks are that I'm afraid if it needs repair, I won't be able to find anyone. Also I'm afraid that the roof is not very accessible. If it is a new house, should the roof have a roof hatch? What can make the system not work?
Modern solar electric panels rarely fail. Because of this, if you would be installing them over a roof that only has a few years left on it, it would be better to redo the roof, first. In the unlikely event that a panel needs to be changed, this can be done in 30 minutes or so, because the panels are mounted on racks, with everything simply plugging together. I have never personally seen a solar installation go bad, but from what I hear, the inverter (a box that goes in next to your electric service panel) is usually what burns out after 5 years, assuming the install was done right in the first place. If you were to call roofers to repair your roof, they would somehow be able to get to your roof, by ladders, or a special truck. Solar installers use the same kind of equipment. They won't have a problem getting up there. A solar electric system is actually a very straightforward thing. No matter who installs it, if there is a problem, another installer should be able to diagnose and fix it.
Q: Can solar panels be installed on camping sites?
Yes, solar panels can be installed on camping sites. They provide a sustainable and renewable source of energy, allowing campers to power their equipment and devices while minimizing their environmental impact.
Q: Can solar panels be leased or financed?
Yes, solar panels can be leased or financed. Many solar companies offer leasing options where the panels are installed on your property and you pay a monthly fee for their use. Alternatively, solar panels can also be financed through loans or financing programs, allowing you to purchase and own them over time while making affordable monthly payments.
Q: Can solar panels be installed on water treatment plants or utilities?
Yes, solar panels can be installed on water treatment plants or utilities. In fact, many water treatment plants and utilities are increasingly adopting solar power as a sustainable and cost-effective energy solution. Solar panels can be installed on rooftops, open fields, or even on floating platforms over water bodies, providing clean energy to power the operations of these facilities.
Q: how much power is generated with solar panels? also please give me links for that information.and how much would the costs be for this alternative energy source?
The amount of electrical energy (kWh) a kW grid connected solar PV system will generate on an average day (kWh/kWp.day). There are some factors that will determine just how much electricity you can create with solar panels for your property - The size of the system, the direction that your roof faces and the angle of the roof comes next. For optimum performance, your panels will need to be on a 35-degree angle, facing south.
Q: Around this time here in Georgia we will begin to get some big storms with high winds. I have a solar panel on a mount that isn't all that sturdy and could be knocked over with any winds pretty much above 5mph. I can't put anything in the ground to do this. I used to have it mounted to the roof of a playground for the most sunlight, but because of the angle of the sun and the tree leaves, I have to have it on a quot;portablemount so I can move it throughout the day, and I can tell you one thing is certain, and that's that it isn't the most sturdy thing ever. I'll have it a little better next weekend but it'll still be able to easily blow in the wind. Should I just hang the panel along the wall during a storm then reconnect it to its base once it's over?I'm pretty good with wood, so any wood creations to help out with the thing would greatly help. Just please keep it on a low budget.
You have to make the decision weather you want it portable or stationary. If you want stationary I would make some good brackets for them / search for cheap ones on OKorder. I'd have to see them to be able to offer any better suggestions. It's always hard to decide so you'll have to take notes and do research.
Q: i am very much interested in making a solar panel, my problem is where i can acquire the main components in order to build it, i am staying here in abu dhabi UAE i'm always searching on the internet for shops that can provide me a DIY kit but i did not find one, i need somebody who knows where i can get these things, please let me know.
Build okorder
Q: How much electricity can a solar panel generate?
The amount of electricity a solar panel can generate depends on various factors such as the size and efficiency of the panel, the amount of sunlight it receives, and the location. On average, a standard solar panel can produce anywhere from 250 to 400 watts of electricity per hour.
Q: How could I find out what the amp output of a solar panel? Specifically, I want to know how many milliamps can the solar panel on a Casio fx-260 put out?
You need full sunshine from the sun, or a lamp that will give a light spectrum similar to the sun, a volt meter, Milli-amp meter, and a variable resistor of 0 to 000 ohms. The voltmeter test leads go across the solar cell leads. The amp meter leads will be in series with the solar cell. Let's say, positive lead of the solar cell to the the positive lead of the amp meter, the negative lead of the amp meter to one terminal of the variable resistor, and the wiper terminal of the variable resistor to the negative lead of the solar cell. Slowly decrease the value of the resistor until the voltage from the solar cell just begins to drop. Take note of the amp meter reading. This is about the high end range of the solar cell. You might want to begin with a micro-amp meter for the current meter.
Q: With no moving parts, no fuel piping and so on...
The only way I know of is to invest the money in the stock market. Most savings accounts only pay 3% intrest. While stocks float and if you don't know what you are doing you will never make as much money as you could save on your electric bill. Then the fact that you have to pay the electric bill out of the money. In the end you rented electric and can never get your money back. You can always sell the solar electric system and get your money back plus a profit. Not many people live in the same house even 20 years so it will sell. Toss the coin. It is what ever is best for you.

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