Description
LONGi 540W Solar Panel – LR5-72HBD-540M
LONGi 540W Solar Panel model LR5-72HBD-540M is a high-output bifacial monocrystalline PV module designed for larger solar arrays, commercial projects, and high-yield off-grid or grid-tie installations. It uses 144 half-cut cells (6 x 24), dual 2.0mm tempered glass, and an anodized aluminum alloy frame for long-term durability.
This product is sold here as a pallet lot of 4 modules. The module-level specifications below are for each 540W panel.
Why Choose This LONGi 540W Solar Panel
- Based on M10 182mm wafer technology
- 540W rated output at STC
- 21.1% module efficiency
- Positive power tolerance of 0 to +5W
- Bifacial design with 70% +/- 5% bifaciality
- Dual glass construction with anodized aluminum frame
- 12-year warranty for materials and processing
- 30-year extra linear power output warranty
Electrical Characteristics – LR5-72HBD-540M
| Maximum Power (Pmax) | 540W |
| Open Circuit Voltage (Voc) | 49.50V |
| Short Circuit Current (Isc) | 13.85A |
| Voltage at Maximum Power (Vmp) | 41.65V |
| Current at Maximum Power (Imp) | 12.97A |
| Module Efficiency | 21.1% |
| Power Tolerance | 0 ~ +5W |
Mechanical & Operating Specifications
| Cell Orientation | 144 (6 x 24) |
| Junction Box | IP68, three diodes |
| Glass | Dual glass, 2.0mm coated tempered glass |
| Frame | Anodized aluminum alloy frame |
| Dimensions | 2256 x 1133 x 35 mm |
| Module Weight | 32.3 kg |
| Operating Temperature | -40C to +85C |
| Maximum System Voltage | DC1500V (IEC/UL) |
| Maximum Series Fuse Rating | 30A |
| Front Side Max Static Loading | 5400Pa |
| Rear Side Max Static Loading | 2400Pa |
| Hailstone Test | 25mm hailstone at 23m/s |
Temperature Ratings
- Temperature Coefficient of Isc: +0.050%/C
- Temperature Coefficient of Voc: -0.284%/C
- Temperature Coefficient of Pmax: -0.350%/C
- Nominal Operating Cell Temperature (NOCT): 45 +/- 2C
The LONGi 540W Solar Panel is a strong fit for higher-output projects where you want bifacial performance, proven reliability, and pallet pricing on a modern module platform.
If you need a higher-wattage variant from the same LONGi LR5-72HBD family, contact us and we can confirm current availability.
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