14 Years Manufacturer Poly-crystalline Solar Panel 40W for Madrid Importers

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Our company promises all users of the first-class products and the most satisfying post-sale service. We warmly welcome our regular and new customers to join us for 14 Years Manufacturer Poly-crystalline Solar Panel 40W for Madrid Importers, We are sincerely welcome good friends from numerous circles at dwelling and abroad come to cooperate!


Poly-crystalline Solar Panel 40W

Technical parameter

Maximum Power(W)                        40W

Optimum Power Voltage(Vmp)        17.35V

Optimum Operating Current(Imp)    2.31A

Open Circuit Voltage(Voc)               21.16V

Short Circuit Current(Isc)                 2.53A

Mechanical Characteristics

Cell Type Polycrystalline                156 x 52mm

No of Cell                                     36 (4x9pcs)

Dimensions                                 670x420x30mm

Weight                                        4.0Kg

Front Glass                                 3.5mm,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*52mm

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

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  • Распаковка солнечных панелей с AliExpress
    мощность каждой 0,25 Вт
    Напряжение 0,5 В
    Конечно при хорошей освещенности.
    Очень хрупкие. Заказываю второй раз. Пришли быстро. Как только сделаю из них солнечную батарею сделаю видео

    https://ru.aliexpress.com/item/100pcs-monocrystalline-solar-panel-52-26mm-DIY-0-25W-solar-cells-panel/32592328669.html



    If you know what is the problem in Amps readings please let me know, it is really appreciated!

    Seems me that the panels are connected properly, it gives Volts, but no Amps. The connection is the same as here: https://www.youtube.com/watch?v=Hey1QZkYFSQ

    Thank you for suggestions!

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