280W Monocrystalline Solar Panel with 25 Years Quality

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Shanghai
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Min Order Qty:
1000 watt
Supply Capability:
1000000 watt/month

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Item specifice:

Material: Monocrystalline Silicon Max. Power(W): 280 Number of Cells(pieces): 60

Product Description:

Product Description

Why choosing us
1) Excellent quality, competitive price, prompts delivery, on-time service and good reputation. 
2) Fast sample delivery
3) Low minimum order
4) Fast shipment in 15~20 days on receipt of your payment. 
5) We handle all the components needed for utility-connected systems, or for powering independent homes and remote industrial sites. 
6) We offer knowledgeable tech support before and after the sale. 
7) We manufacture the complete line of solar modules ranging from 3W to 300W with CEC, TUV, and CE approval, offering the full spectrum sizes, solar panels are as efficient as other competitors, but far cheaper-without skimping on quality. 
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Features
High reliability with guaranteed -3% to +5% power output tolerance, ensuring return on investment
High conversion efficiency based on leading innovative photovoltaic technologies
Withstands high wind-pressure and snow load, and extreme temperature variations
Attractive appearance
Unique frame design, high mechanical strength, and easy Installation

Efficiency
Low voltage-temperature coefficient allows higher power output at high-temperature condition
High efficient, high reliable solar cells ensure our product output stability

Materials
Advanced EVA encapsulation system with triple-layer back sheet meets the most stringent safety requirements for high-voltage operation
The sturdy, anodized aluminum frame allows the modules to be mounted on a variety of standard racking systems and to withstand harshest conditions
Ultra reliable bypass diodes prevent damage through overheating due to shaded or defective cells
Innovative, environmentally friendly packing method using pile-edges ensures modules arrive in perfect condition
We handle all the components needed for utility-connected systems, or for powering independent homes and remote industrial sites. 
We offer knowledgeable tech support before and after the sale
New frame design incorporating hexagonal shaped drainage holes, with more grounding holes, provide flexible installation and use. 

Quality and Safety
1. Rigorous quality control meeting the highest international standards
2.25-year power output transferable warranty
3. Have TUV, IEC, CE, ISO9001/14004 and RoHS certificates


APPLICATIONS: 
1. Water pumping
2. Water purification systems
3. Remote village lighting
4. Solar home system
5. Street and camp lights
6. Traffic signals
7. Medical facilities in remote areas
8. Microwave/radio repeater stations
9. Battery charging

Construction drawing
1: Anodized Alu Frame
2: Tempered Glass
3: EVA
4: Solar cell
5: EVA
6: Backsheet
7: J-box

Warranty: 
5 years product warranty
10years 90% of power output
25years 80% of power output

Place of Origin:Guangdong, China (Mainland)
Material:monocrystalline silicon
Max. Power:280W
Conversion efficiency:18.10%
Module size (mm):992*1765*50mm
Cell Type156*140.5/6*12
Nominal voltage(V):36.5
Nominal current (A):7.67
Open circuit voltage (Voc):45.1
Short cirsuit current(Isc):8.28
Power tolerance:-3%to+5%
NOCT:45± 2%/degree
Temperature coefficient of Voc:-0.34%/degree
Temperature coefficient of Isc:0.017%/degree
Temperature coefficient of Pmax:-0.48%/degree
Operating temperature:-40/degree to+85/degree
CertificationsISO 9001 TUV CE RoHS
Maximum system voltage:IEC, 1000V DC, 600V

FAQ

1.Price per watt?

It depends on the quantity, delivery date and payment terms.

2.Parameter of the module?

We have different series of panels in different output, both c-si and a-si. please take the specification sheet for your reference.

3.Can you provide the peripheral products of the solar panels, such as the battery, controller etc.?

We have two companies(CNBM International & CNBM engineering Co.) with different approaches. We can supply not only the solar module but also Solar Cells, off grid solar system, even service with on grid plant.

4.Warranty policy?

Our product performance guarantees for 25 years

• 12 years guarantee for workmanship

• Timeliness of delivery

• Quality Products certified (TÜV, UL, CE, ISO)

5.Lead time?

In 3 days after purchasing, we will arrange the factory delivery ASAP. The specific time of receiving is related to the state and position of customers. Commonly 7 to 10 working days can be served.

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Q:Solar panels single crystal and double crystal in the rain which is easy to use
At present, monocrystalline silicon solar cell photoelectric conversion efficiency of about 15%, the highest reached 24%, which is all types of solar cells in the photoelectric conversion efficiency of the highest, but the production cost is so large that it can not be a large number of extensive And commonly used. Since monocrystalline silicon is typically coated with tempered glass and waterproof resin, it is rugged and durable for up to 15 years and up to 25 years.
Q:What is the main material for making solar panels?
If you make your own, in addition to buying silicon also need to buy for the packaging of silicon photovoltaic glass and EVA film.
Q:Can cold light make solar panels power
The drawback of solar thermal power generation is that the efficiency is low and the cost is high, At least 5 to 10 times more expensive than ordinary thermal power plants.
Q:Single crystal solar panels and polycrystalline solar panels
Monocrystalline silicon solar cells are mainly made of monocrystalline silicon, compared with other types of solar cells, monocrystalline silicon cell conversion efficiency of the highest. In the early days, monocrystalline silicon solar cells occupied most of the market share, in 1998 after the retreat of polysilicon, the market share accounted for second. Due to the shortage of polysilicon raw materials in recent years, after 2004,
Q:What is the difference between solar panels and light panels?
The highest conversion efficiency in the laboratory is 24.7%, and the efficiency of the scale is 16%. Polysilicon conversion rate of 14% -15%. Amorphous silicon conversion rate of 12%. Silicon film conversion rate of 9%. Silicon solar cell is the main raw material of silicon, silicon is an extremely rich element of the earth, almost everywhere there are silicon, can be said to be inexhaustible, with silicon to create solar cells, raw materials can be described as no shortage.
Q:Can solar panels be connected directly to motor?
If the DC motor, solar panels generated by the power through the controller, and then can be used; for AC motors, solar cells to the power through the controller and inverter (DC into AC), and then can be used.
Q:Polycrystalline solar panels are good or single crystal solar energy is good
Pre-monocrystalline silicon solar cell photoelectric conversion efficiency of about 15%, the highest reached 24%, which is all types of solar cells in the photoelectric conversion efficiency of the highest, but the production cost is so large that it can not be a large number of extensive And commonly used.
Q:The voltage and power problems of solar panels
Because the MPPT controller has a wider input voltage range, it can also convert multiple voltages into current charge and better protect the battery.
Q:What is the principle and structure of solar panels?
solar panels: solar panels is the core of solar power generation system, solar power system is the highest value of the part. Its role is to convert the sun's radiation capacity into electricity, or sent to the battery to store, or to promote the load work.
Q:How many solar panels have ah?
But in reality, the need for solar panel power and solar charger to find a balance in the portability. It is generally believed that the minimum power of the solar charger can not be less than 0.75w, and the secondary power solar panel produces 140mA of current under standard light. In the general sunlight generated by the current at 100mA or so, if less than the secondary power charging current is too small,

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