Longi Mono-Crystalline Solar Panel 550W


Longi Mono-Crystalline Solar Panel 550W


The Longi Mono-Crystalline Solar Panel 550W is a high-performance solar panel that can help you meet your energy needs while reducing your carbon footprint. With its advanced mono-crystalline cell technology, this solar panel is highly efficient and produces more power than standard solar panels.

Furthermore, Built with high-quality materials, the Longi Mono-Crystalline Solar Panel 550W is designed to withstand extreme weather conditions and deliver reliable performance year after year. Additionally, Its sleek design and durable construction make it an excellent choice for residential and commercial applications.

Moreover, Installation of the Longi Mono-Crystalline Solar Panel 550W is easy and requires minimal maintenance. The panel is compatible with a variety of mounting systems, making it easy to integrate into your existing solar power setup.

In addition, Investing in the Longi Mono-Crystalline Solar Panel 550W means you’ll benefit from its highly efficient technology, durability, and reliability. You’ll also be taking an important step towards reducing your carbon footprint and protecting the environment. So why wait? Contact us now to get the best prices on the Longi Mono-Crystalline Solar Panel 550 in Lebanon and start your journey towards a sustainable future.


Model No.
LR5-72HPH-540W LR5-72HPH-545W
Product Warranty 25 Years
Power Warranty 12 Years of 93% Output Power, 30 Years of 82% Output Power
Electrical Data at STC
Maximum Power (Pmax)
540 Wp 545 Wp
Voltage at Maximum Power (Vmpp)
41.65 V 41.8 V
Current at Maximum Power (Impp)
12.97 A 13.04 A
Open Circuit Voltage (Voc)
49.5 V 49.65 V
Short Circuit Current (Isc)
13.85 A 13.92 A
Panel Efficiency
21.1 % 21.3 %
Power Tolerance (Positive)
+ 1 % + 1 %
Standard Test Conditions (STC): air mass AM 1.5, irradiance 1000W/m2, cell temperature 25°C
Electrical Data at NOCT
Temperature 45±2 °C
Nominal Operating Cell Temperature (NOCT): 800W/m2, AM 1.5, windspeed 1m/s,ambient temperature 20°C
Thermal Ratings
Operating Temperature Range -40~85 °C
Temperature Coefficient of Pmax -0.35 %/°C
Temperature Coefficient of Voc -0.27 %/°C
Temperature Coefficient of Isc 0.048 %/°C
Maximum Ratings
Maximum System Voltage 1500 V
Series Fuse Rating 3 A
Material Data
Panel Dimension (H/W/D) 2256x1133x35 mm
Weight 27.2 kg
Cell Type PERC
Cell Number 144
Glass Type Anti-reflection Coating, Tempered
Glass Thickness 3.2 mm
Encapsulant Type EVA
Back Cover Type TPT
Frame Type Anodized Aluminium Alloy
Junction Box Diodes 3
Junction Box Protection Class IP 68
Connector Type MC4
Cable Crossection 4 mm2
Cable Length 300 mm

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