Solar Panel 550 W LONGi Mono-Crystalline




The Solar Panel 550 W LONGi Mono-Crystalline

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

Solar Panel 550 W LONGi Mono-Crystalline

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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