Longi/Ja/Jinko Mono Monocrystalline PV Photovoltaic 144 Half Cells Solar Power Panel Price 550 Watt 500W 530W 535W 540W 550W 555W 560W Trina/Yingli/Canadian Δ What is the difference between Tier 1 Solar Panel and not Tier 1 Solar Panel? The main difference of the solar panel price is between Tier 1 Solar Panel and not Tier 1 Solar Panel. If you order the mainstream solar panel --- cell size 166*166mm or 182mm*182mm (210*210mm will soon becoming popular), cell number 54pcs,60pcs, 72pcs, watt :365-670W), you can get the lower price, because our factory or others' have the stock. But we also can do the customized order, you can chose the cell battery IBC,TYPE P-perc or type N-I-TOPCON), mono or poly, Monofacial or Bifacial, size, watt and so on. If you are interesting in stock panel, please contact me. Δ How to choose a solar panel? This guide will help you to choose the best solar panel for your project. Use this handy reference table to compare the facts. Quickly see the difference in features, performance, warranty and more. Make an informed decision so you know what you are buying. However, these products are ever-changing, with new models or capabilities being added all the time. Power Range, Watts 310 - 410 400-455 455-670 Description Best fit for residential,Household Highest power and best value for larger roofs or ground mount, commercial or industry Best choice of utility Cell size 166*166mm(60Pcs) 182*182mm(54pcs) 166*166mm(72Pcs) 182*182mm(54pcs) 166*166mm(72Pcs) 182*182mm(72pcs) 210*210mm(60pcs) Frame Silver or black Silver or black silver Efficiency 19.2% to 21% 20% to 21.1% 20% to 21.57% Warranty 10 YEARS product warrant, 25YEARS Power Output Warranty MY Solar Technology Co., LTD. (MYPVTECH) is a major member of MY Solar Group (MY Solar),founded in 2010. MY SOLAR is a professional manufacturer engaged in the research & development, manufacturing & sales business of solar modules, inverters, energy storage batteries, solar power systems and supporting products for solar power stations. MY Solar is deeply trusted by new and old professional customers around the world for its new energy products with reasonable design, sophisticated technology, rich categories and reliable quality, as well as professional, high-efficiency and refined service characteristics. The annual production and sales of new energy products include: 3GW solar modules, 250,000 solar systems and 1.2GW solar power plant equipment. Customers are located in Europe, America, Asia, Africa and other regions. MY Solar has reached brand, product and channel cooperation with many well-known manufacturers in the industry, providing stable OEM and ODM services for relevant well-known manufacturers, and providing more cost-effective Tier1 brand product sales services for MY SOLAR customers simultaneously. Q:What's your payment terms? A:T/T,L/C,Paypal,Western Union etc. Q:What are the advantages of your company? A:We are a factory, and we also cooperate with other brands,such as Longi,JA solar,Jinko,Trina,Canadian Solar,GCL,SUNTECH,Yingli etc., to provide customers with better prices and more choices. Q:May I have a piece of sample to check the quality? A:Welcome to place the testing order to check the quality or for testing. Q:How about the delivery time? A:15-20 days after receiving your payment. The specific delivery time depends on the items and the order quantity. Q:Where is the port of loading? A:Shanghai,Ningbo. Q:Can you do OEM? A:Yes.