550W Half Cut 72 Cells*2 High Efficiencty Mono Solar Panel 
This 550 watt monocrystalline solar panel provides high power output and performance at an attractive low price. The solar panel consists of 144 monocrystalline half cells on a white backplate with a silver anodized aluminum alloy frame. The 400 watt modules are certified to handle the most challenging environmental conditions and withstand 5400 Pa snow loads. This high power monocrystalline solar panel operates at 20% efficiency to maximize the light absorbing area.
The 550w solar panel is ideal for grid-tied commercial and residential solar panel systems. Generate your own electricity at home with this high efficient solar panel.
Mono Solar Panel
Super high efficiency
Bring you more electricity
72×2 Cells Split In Half
Give greater tolerance to shading
Beautiful and high efficient
Rugged Design
Withstand high wind pressure and snow load
More durable
| Electrical Characteristics STC:AM1.5 1000W/m2 |
| Power Class |
550 |
| Maximum Power(Pmax/W) |
550 |
| Open Circuit Voltage(Voc/V) |
49.90 |
| Short Circuit CURRENT(lsc/A) |
14 |
| Voltage at Maximum Power(Vmp/v) |
41.96 |
| Current at Maximum Power(lmp/A) |
13.11 |
| Module Efficency(%) |
21.5 |
| Operating Parameters |
| Operational Temperature |
-40 ºC - +85ºC |
| Power Output Tolerance |
0 - +5W |
| Voc and lsc Tolerance |
±3% |
| Maximum system Voltage |
DC1500V(IEC) |
| Maximum Series Fuse Raing |
20A |
| Nominal Operating Cell Temperature |
45±2ºC |
| Protection Class |
Class II |
| Fire Rating |
type 1 or 2 |
| Mechanical Loading |
| Front Side Maximum Static Loading |
5400Pa |
| Rear Side Maximum Static Loading |
2444Pa |
| Hailstone Test 25mm Hailstone at the speed of 23m/s |
| Temperature Ratings(STC) |
| Temperature Coefficient of lsc |
+0.048%/ºC |
| Temperature Coefficient of Voc |
-0.270%/ºC |
| Temperature Coefficient of Pmax |
-0.350%/ºC |
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Since 1st-sunflower entered the field of solar energy product production in 1998, it has accumulated profound professional knowledge, good R&D and production skills in solar energy products and green environmental protection products. Therefore, we have excellent product design capabilities and can provide customers with fast solutions and support services.
1st-sunflower aims to provide comprehensive innovative, sustainable solutions for pollution-free solar products, comprehensive utilization of solar energy, and health & sports, including design, manufacture and delivery. The product range includes solar water heaters, solar collector projects, solar power generation systems, solar fans and solar air conditioners, actively practicing the corporate mission we have always advocated-providing customers with a comfortable low-carbon, natural and healthy lifestyle.Logistics
Pick up/delivery to designated location
After-sales technical service
1.Provide telephone/video online installation technical guidance
2.Provide installation solutions
3.Provide brand marketing consultation
Audited Supplier 
This 550 watt monocrystalline solar panel provides high power output and performance at an attractive low price. The solar panel consists of 144 monocrystalline half cells on a white backplate with a silver anodized aluminum alloy frame. The 400 watt modules are certified to handle the most challenging environmental conditions and withstand 5400 Pa snow loads. This high power monocrystalline solar panel operates at 20% efficiency to maximize the light absorbing area. 
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