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| Ingredient | Description |
| Cell | High power efficiency Stable performance under weak-light conditions |
| Glass | Anti-reflective coating to increase the module efficiency up to 2% Light transmittance improvement about 3% self-cleaning function |
| EVA File | Light transmittance more than 92% Snail trail prevention treatment UV resistance against agreeing |
| Junction box | IP65 protection grades High quality diodes for electric safely 1500v system voltage available |
| Frame | strong mechanic at load resistance up to 5400pa Anodize oxidation layer resistant to chemical corrosion Silver and black color optional |
| Back sheet | Long moisture permeability against snail trail defect Excellent electric insulation for high system voltage up to 1500v Outstanding weatherproof performance |
The efficiency graph

Specific parameter
Poly-Crystalline Solar Panel Parameter
| Model | 220w | 230w | 240w | 250w |
| Voc(V) | 37.11 | 37.16 | 37.22 | 37.24 |
| Isc(A) | 7.78 | 8.15 | 8.69 | 8.97 |
| Vmp(V) | 29.45 | 29.47 | 29.65 | 29.78 |
| Imp(A) | 7.47 | 7.80 | 8.09 | 8.39 |
| Pm(W) | 220 | 230 | 240 | 250 |
| Operating Temperature | -40-+85℃ | |||
| Maximum System Voltage | 1000V DC | |||
| NOCT | 48℃±2℃ | |||
| Current Temperature Coefficient(%/K) | 0.06±0.01 | |||
| Voltage temperature Coefficient (MV/K) | -(155±10) | |||
| Power Temperature Coefficient(%/K) | -(0.5±0.05) | |||
| Type of output Terminal | Junction Box | |||
| Cable | 900mm .LAPP(4.0mm2) | |||
| Connection | Standard Plug and Socket | |||
| Solar Cell | 156mm*156mm Poly-crystalline silicon solar cell | |||
| Type of solar cell | Type P | |||
| No. of Cells and Connections | 60(6*10) | |||
| Dimension | 1640*990*50(mm) | |||
| Weight | 21kg | |||
| Certificates | CE/CCC | |||
| Applications | Road/highway/garden/park | |||
Mono-crystalline solar panel parameter
| Model | 300w | 305w | 310w | 315w | 320w |
| Voc(V) | 44.21 | 44.28 | 44.34 | 44.36 | 44.41 |
| Isc(A) | 9.81 | 10.11 | 10.16 | 10.21 | 10.24 |
| Vmp(V) | 35.72 | 35.65 | 35.68 | 35.74 | 35.78 |
| Imp(A) | 8.39 | 8.56 | 8.69 | 8.81 | 8.94 |
| Pm(W) | 300 | 305 | 310 | 315 | 320 |
| Operating Temperature | -40-+85℃ | ||||
| Maximum System Voltage | 1000V DC | ||||
| NOCT | 48℃±2℃ | ||||
| Current Temperature Coefficient(%/K) | 0.06±0.01 | ||||
| Voltage temperature Coefficient (MV/K) | -(155±10) | ||||
| Power Temperature Coefficient(%/K) | -(0.5±0.05) | ||||
| Type of output Terminal | Junction Box | ||||
| Cable | 900mm .LAPP(4.0mm2) | ||||
| Connection | Standard Plug and Socket | ||||
| Solar Cell | 125*125 Mono-crystalline silicon solar cell | ||||
| Type of solar cell | Type P | ||||
| No. of Cells and Connections | 900mm .LAPP(4.0mm2) | ||||
| Dimension | 1580*808*35(mm) | ||||
| Weight | 15kg | ||||
| Certificates | CE/CCC | ||||
| Applications | Road/highway/garden/park | ||||
Application
•Large on/off-grid power stations
•Rural and island electrification
•Commercial/industrial building roof-top systems
•Residential roof-top system
•Solar street lamp
•Other industrial and commercial applications
Solar panel advantages
1.High efficiency solar panel with Poly& Mono cells , the efficiency is 17%.
2.Durable ,the lifespan is 20-25 years.
3.Green energy, lower power consumption, converts solar energy into an electrical current.
why choose us
•Rigorous quality control meeting the highest international standards
•High-transmissivity low-iron tempered glass, strong aluminium frame
•Using UV-resistant silicon
•10 years limited product warranty
•15 years at 90% of the minimal rated power output
•25 years at 80% of the minimal rated power output
•Fast Delivery
Exhibition

Jiangsu Shangdong New Energy Lighting Technology Co., Ltd. is a professional manufacturer of lighting equipment and transportation, which integrates R&D, production, sales and service.
The company's leading products: solar street lamp series, LED street lamp series, lamp pole series, traffic light series, wind and solar hybrid street lamp series, solar panels series, etc.
Shangdong Lighting sincerely welcomes your request. We will provide you with high quality products and services at competitive and reasonable cost.
The company has advanced equipment, strong technical force, reliable, thoughtful service and flexible operation. We warmly welcome new and old friends from all walks of life to consult and negotiate.
please click here >>>>>Contact us for more factory prices shipping and discounts





1.Q: Where is your factory located? How can I visit there?
A:Our factory is located in Yangzhou City, Jiangsu Province, China, about 2 hours drive from Shanghai. All our clients, from home or abroad, are warmly welcome to visit us!
2.Q: How can I get some samples?
A: We are honored to offer you samples.
3.Q:How does your factory do regarding quality control?
A: A:100% of the lamps will be tested and keep lighting for 24-72 hours to test its quality reliability ,and we will also test its temperature after 24 hours' lighting.Then after it is cool we again test 100% of the lamps to see if it still work well . Each lamp should pass all these QC procedures before shipping to customer.
4.Q: Do you offer guarantee for the products?
A: Yes, we offer 2-5 years warranty to our products.
5.Q: How to deal with the faulty?
A: Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.2%.Secondly, during the guarantee period, we will send new lights with new order for small quantity. For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation.
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