• Solar Panel Longi model LR5-72HBD
• Power 540W
• Bifacial
• Advanced Technology delivers superior efficiency
• Certification IEC 61215/61730 et UL 61730

Mechanical Parameters

• Number of Cell: 144 (6 x 24)
• Junction Bac: IP68, three diodes
• Cable: 4mm², +400, -200mm
• Glass: Dual glass, 2.0+2.0mm heat strengthened galss
• Frame: Anodized aluminum alloy frame
• Weight: 32.3Kg
• Dimension: 2256 x 1133 x 35mm

Electrical Characteristics:

• Maximum Power (Pmax/W): 540W
• Open Circuit Voltage (Voc/V):  49.5V
• Short Circuit Current (Isc/A): 13.85A
• Voltage at Maximum Power (Vmp/V): 41.65V
• Current at Maximum Power (Imp/A): 12.97A
• Efficiency (%): 21.1

Operating Parameters:

• Operation Temperature : -40ºC ∼ +85°C
• Tolérance de puissance de sortie: 0∼3%
• Voc et Isc tolerance: ±3%
• Maximum System Voltage: DC1500V (IEC/UL)
• Maximum Series Fuse Rating: 30A
• Nominal Operating Cell Temperature: 45±2ºC
• Protection Class: Class II
• Fire Rating: Ul type 29 et IEC classe C

Mechanical Loading:

• Front Side Maximum Static Loading: 5400Pa
• Rear Side Maximum Static Loading: 2400Pa
• Hailstone Test: 25mm Hailstone at the speed of 23m/s

Datasheet:

https://sol-air-tech.com/wp-content/uploads/2026/04/Fiche-tech-Longi-540W.pdf