14 Years Manufacturer Poly-crystalline Solar Panel 40W for Madrid Importers
Short Description:
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
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!