2016 Good Quality Poly-crystalline Solar Panel 250W Factory in Guyana
Short Description:
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Poly-crystalline Solar Panel 250W
Technical parameter
Maximum Power(W) 250W
Optimum Power Voltage(Vmp) 30.25V
Optimum Operating Current(Imp) 8.26A
Open Circuit Voltage(Voc) 36.61V
Short Circuit Current(Isc) 8.89A
Mechanical Characteristics
Cell Type Polycrystalline 156x156mm (6 inch)
No of Cell 60 (6x10pcs)
Dimensions 1640x990x40mm
Weight 18.5KGS
Front Glass 3.2mm,High Transmission, Low Iron,Tempered Glass
Junction box IP65 Rated
Output Cable TUV 1×4.0mm2/UL12AWG,Length:900mm
Temperature and Coefficients
Operating Temperature(°C): -40°C ~ + 85°C
Maximum System Voltage: 600V(UL)/1000V(IEC) DC
Maximum Rated Current Series: 15A
Temperature Coefficients of Pmax: -0.47%
Temperature Coefficients of Voc: -0.389%
Temperature Coefficients of Isc: 0.057%
Nominal Operationg Cell Temperature (NOCT): 47+/-2°C
Materials of solar panel
1).Solar Cell——Polycrystalline solar cell 156*156mm
2).Front Glass——-3.2mm, high transmission, low iron, tempered glass
3).EVA——-excellent anti-aging EVA
4).TPT——-TPT hot seal made of flame resistance
5).Frame——anodized aluminum profile
6).Junction Box——-IP65 rated, high quality, with diode protection
Superiority: high quality anodized aluminum frame, high efficiency long life, easy installation, strong wind resistance, strong hail resistance.
Features
1. High cell efficiency with quality silicon materials for long term output stability
2. Strictly quality control ensure the stability and reliability, totally 23 QC procedures
3. High transmittance low iron tempered glass with enhanced stiffness and impact resistance
4. Both Poly-crystalline and Mono-crystalline
5. Excellent performance in harsh weather
6. Outstanding electrical performance under high temperature and low irradiance
Quality assurance testing
Thermal cycling test
Thermal shock test
Thermal/Freezing and high humidity cycling test
Electrical isolation test
Hail impact test
Mechanical, wind and twist loading test
Salt mist test
Light and water-exposure test
Moist carbon dioxide/sulphur dioxide
Here, you have the short test of the ELEGEEK 10W 18V Semi-flexible transparent solar cell panel bought in Aliexpress.
Product Details:
Size – 440*190*5mm
Model – SWR1018B
Max. Power – 10W
Max Voltage: 18V
Max Current: 0.55A
More information: https://www.aliexpress.com/item/ELEGEEK-10W-18V-Semi-flexible-Transparent-Solar-Cell-Panel-with-DC-Output-Crocodile-Clip-440-190mm/32712715422.html
Conditions of the test:
- No clouds
- Temperature: 10°C
Measured values:
Voc (open-circuit voltage) = 22.5V
Isc (short-circuit current) = 0.2A
P = U*I
P = 22.5*0.2
P = 4.5W
The power measured is more than two times less than it is mentioned into the item description.
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ABOUT US:
Fortune Energy is a front-running wholesale distributor of solar products. Since our start in 2009, we have provided thousands of full turn-key systems comprised of top-tier equipment. We pride ourselves on offering high quality items at competitively low pricing. We are in Sacramento California, Los Angeles and Boston Massachusets both east coast and west coast distribution.
The Fortune Energy experience is unlike any other. We are a family-oriented company that values honesty, loyalty, and trust. We strive to bring the best quality of service and products the industry has to offer. What sets us apart from other solar distributors is we make every stage of the purchasing process more manageable, more efficient, and more enjoyable.
