320w Poly Solar Panel With High Efficiency For Home Solar Power System
Jiansheng Lighting, experienced staff and advanced equipment, is one of the best 320w poly solar panel with high efficiency for home solar power system manufacturers and suppliers in China. We now have the highest quality and competitive price 320w poly solar panel with high efficiency for home solar power system for sale. Welcome to buy our cheap products made in China or experience our customized service, and welcome to check the pricelist and quotation with us.
1) High reliability with guaranteed +/-3% output power tolerance
2)The modules can withstand high wind-pressure, snow loads and extreme temperatures
3) Bypass diodes to minimize power loss with shading4) High and stable conversion efficiency to ensure the highest quality.
4) High and stable conversion efficiency to ensure the highest quality.
A Grade polycrystalline Silicon Solar Cell
1) Format: 156±0.5mm, diagonal 200±1.0mm
2) Average thickness: 195μm±20μm
3) Front(-): 1.5mm bus bars(silver) Blue anti-refelective coating(silicon nitride)
4)Back(+): 2.5mm wide soldering pads(silver) Back surface field(aluminum)
Quality and Warranty
For a period of twenty‐five (25)years commencing on the Warranty Start Date, loss of power output of the nominal power output measured at Standard Test Conditions (STC) for the Product(s) shall not exceed;
For polycrystalline A grade solar cell, 3% in the first year, thereafter 0.66% per year, ending with 81% in the 25year after the Warranty Start Date;
The Warranty Start Date shall be defined as the date of the Bill of Lading date.
10Years Manufacturing Warranty
15Years Warranty 90% Power Output
25Years Warranty 85% Power Output
Number of cells
IP67 rated MC4
Why Choose Our Solar Panel
1) The important raw material, Solar cells, come from domestic public company. Quality assurance: 25 years long life span, Industry leading power output warranty 10 years 100%, 20 years 95%, 25 years 85%.
However, there are some company which select inferior solar cells that are processed from recycled silicon material from small workshop, so their solar panel service life maybe less than 5 years because inferior solar cell power reduce much more every year.
2) Our company has automated production line for solar panel. Good technology, good quality assurance. Strong production ability: 300 pieces 300w solar panels can be manufactured per day. Most of company weld solar cell with artificial manual work. Bad manufacturing technique is difficult to keep consistency of products.
3) We offer good after-sales promise: detailed warranty terms with signature and stamp has legal validity, which can protect clients' legitimate rights. Our company specialize in this industry with over 9 years experience. As a national high technology company with government support, we are able to take on responsibility.
1. Q: Are you a factory or trading company?
A: We are a factory.
2. Q: Where is your factory located? How can I visit there?
A: Our factory is located in yangzhou,jiangsu province China, near SHANGHAI and NANJING, You are warmly welcomed to visit us! Before you take off from your country, please let us know. We will arrange time to pick you up..
3. Q: Can the price be cheaper?
A: Of course, you will be offered a good discount for big amount.
4. Q: Could you print our company LOGO on the nameplate and package?
A: Yes, we accept OEM orders.
Our company also produce wind turbine generators, solar modules/panels, MPPT solar charge controllers, solar off grid inverters, on grid inverters, solar power system etc.
Number of cells
IP67 rated MC4