panels solar china direct pv polyscrystalline fotovoltaic silicone flexible 50w solar panel

FOB Reference Price:Get Latest Price
  • 1 - 49998 Watts
    US $0.60
  • 49999 - 99999998 Watts
    US $0.50
  • >=99999999 Watts
    US $0.40
Report Suspicious Activity
Quick Details
Place of Origin:
Zhejiang, China (Mainland)
Brand Name:
Model Number:
Polycrystalline Silicon
Number of Cells:
Max. Power:
Solar Cell:
Poly-crystalline 156*55.72mm
Cell Orientation:
36 cells (3*12)
Front Glass:
3.2mm (0.13inches)high transmission, low iron,tempered glass
Anodized Alunniu Alloy
Silver & Black
Junction Box:
IP65 Rated
Output cables:
2.5mm2 length 90cm,MC4 connector
5 pcs/ctn
10 Years Power Output Warranty
Supply Ability
Supply Ability:
10000000 Watt/Watts per Month
Packaging & Delivery
Packaging Details
Well protected carton with pallet for wholesale pv battery module fotovoltaico polycrystalline 12v 25w solar panel
Shanghai Port for wholesale pv battery module fotovoltaico polycrystalline 12v 25w solar panel
Lead Time :
10 working days after payment

Panels solar china direct pv polyscrystalline fotovoltaic silicone flexible 50w solar panel

Product Description

poly 40-70w 2


Products Information


Mechanical characteristics(50W Panel)
Cell Type   Poly-crystallinie 156*55.72mm
No.of Cells      36(3*12)
Front Glass3.2mm high transmission,low iron,tempered glass
Frame Anodized Aluminium Alloy
Junction boxIP65 Rated
Output cables2.5mm2 length 90cm,MC4 connector
Quantity5 pcs/ctn 
Peak Power Watt-PMAX  (Wp)     50556065707580859095100
Power Output Tolerance-PMAX  (W)0±3%
Maximum Power Voltage-VMPP  (V)18.4118.5818.2918.44 18.0518.3218.5618.7218.8318.8318.57
Maximum Power Current-IMPP  (A)2.722.973.29  3.53 3.884.124.32 4.554.785.195.39
Open Circuit Voltage-VOC(V)22.1022.3021.9522.13 21.66 21.8822.2822.4722.6021.9922.99
Short Circuit Current-ISC(A)2.893.153.49  3.75  4.124.374.584.835.075.515.72
Cells Efficiency (%)16.31 4.2516.3117.67 16.3117.4816.3116.5117.4816.6016.31
Module Efficiency (%)12.6013.0613.1014.10 13.4314.3913.2313.6814.4814.01 13.60
     Standard Test Condition(STC):Irradiance 1000W/m2, Cell Temperature: 25+/-2℃, Air Mass(AM):1.5 
Nominal Operating Cell Temperature (NOCT)47.C(±2℃) Isc Temperature Coefficients(A/℃)+0.040%
Temperature Coefficient of PMAX-0.470%/℃ Operating and Storage Temperature(℃)-40~+85
Temperature Coefficient of VOC-0.380%/ Max Series Fuse Rating10A
Temperature Coefficient of ISC0.05%/   


Company Information

Company Profile 2 (750)MASK.jpg

         Osolar is a professional solar panels manufacturer, we are a member of Powerark Group. Powerark Group is an international company specializing in R&D, manufacturing and marketing of PV inverters, Solar Panels, Mounting Kits,etc. (Please see our website:
         Since 2010, Powerark Group products have been constantly contributing clean energy to our planet. Driven by both innovations in technology and an effective brand strategy, we successfully provided high quality solar panels, PV inverter, solar systems, energy storage systems, solar mounting systems, on-grid &off-grid inverters and Mounting Kits to the global market. We experienced a rapid growth in the last five years and contributed 800M revenue in 2015.
         Osolar is a sub brand of Powerark Group products. We have a strong research team. We successfully obtain lots patent certificates in the past few years. All the products are fully approved and certified by recognized global standards and laboratories, including IEC, TUV and CQC,. Our mission is to becoming a high performing, top quality photovoltaic modules and specializes in PV technology innovation, application and system development. Osolar’s worldwide sales and marketing network and service system effectively provides end-users with stability, reliability and accessible clean energy.
         The way Powerark Group implements the corporate culture to reach our strategic target is through our systematic approach. Our innovative corporate structure allows us to become more efficient and save on unnecessary communication expenses.  Our ways of encouragement in performance then incentivizing allow us to provide a competitive edge over others.  We believe innovation is key to healthy corporate growth, which provides a perfect platform for the development of our employees that enables our organization to have corporate responsibility.  Changes are inevitable and we are ready to over come those challenges.
         We are continuously adjusting and improving to strengthen our position.


our team







Packing & Payment

 3-20wPayment Term


 1.Can I know how to choose the models?

Please read the DATA SHEET in the page or download our products Catalog of each products,Of course it is ok for you, please inquire us directly for any techique questions of our products. 

2.If you can accept my own payment ways?

If your order less than 1 KW, Only accept 100%TT or Paypal(and you need to pay the transfer fee);If the order bigger than 1 MW,it is up to you on any payment terms;


3.Are you factory or trading company?

We are a professional factory and manufacturer with more than 10 years(but just open Alibaba Platform 1 year);


4.Where is your factory located?How can I visit there?

Shanghai Hong International Trading Co.,Ltd(trading firm with headquaters in Shanghai)

Add:24F,Block A,No.18 Caoxi North Road,Xuhui District,Shanghai,China.

Jiaxing Osolar PV Co.,Ltd(factory in Zhejiang)

Add:No.1555,Xi Ping Si Road,Pinghu Economic Development Zone,Zhengjiang,China.

Suzhou Solarwii Micro Grid Technology Co.,Ltd(factory in Suzhou)

Add:Rm 405,Nan Gong Yuan Building,No.399 Linquan Street,Suzhou Industrial Park,Suzhou,China.

Changzhou Allstar Energy Technology Co., Ltd(factory in Jiangsu)

Add: Zhiqian Town, Jintan Changzhou, Jiangsu, China.


5.How does your factory do regarding quality control?

Quality is priority.We always attach great importance to quality controlling from the begining to the end(including Solar Cell Testing,Solar Cell Sorting,Automatic String,Electrical Performance Testing),all products are fully approved and certificated by globally recognized authority,including IEC/TUV/CE/C.

Related Products

 Light 0.7K-3K  Appliment1 

    Solar PV Inverter (1 KW-20KW)         Solar Mounting System 


V3 60PCS MONO 0D  V2 Poly 60 PCS 0D

   Monocrystalline Solar panel          Polycrystalline Solar Panel