Mechanical Parameters
540-560 Watt monocrystalline solar panels feature an IP68 rated junction box, which ensures the highest level of dust and water resistance. These panels demonstrate a module efficiency of 20.90% - 21.68%, a high conversion efficiency, and they are designed to operate in extreme conditions ranging from -40℃ to +85℃.
540-560 Watt monocrystalline solar panels are widely used in various applications by efficiently converting solar energy into power, such as road video surveillance, forest fire monitoring, water facilities monitoring, agricultural irrigation monitoring, reservoir dam monitoring, flash flood warning systems, fishery and pastoral area monitoring, and telecommunication mobile base stations.
| Module model | JKM540M-72HL4 | JKM545M-72HL4 | JKM550M-72HL4 | JKM555M-72HL4 | JKM560M-72HL4 | |||||
| STC | NOCT | STC | NOCT | STC | NOCT | STC | NOCT | STC | NOCT | |
| Max. power (Pmax) | 540Wp | 402Wp | 545Wp | 405Wp | 550Wp | 409Wp | 555Wp | 413Wp | 560Wp | 417Wp |
| Max. power voltage (Vmp) | 40.70V | 38.08V | 40.80V | 38.25V | 40.90V | 38.42V | 40.99V | 38.59V | 41.09V | 38.69V |
| Max. power current (Imp) | 13.27A | 10.55A | 13.36A | 10.60A | 13.45A | 10.65A | 13.54A | 10.70A | 13.63A | 10.77A |
| Open circuit voltage (Voc) | 49.42V | 46.65V | 49.52V | 46.74V | 49.62V | 46.84V | 49.72V | 46.93V | 49.82V | 47.02V |
| Short circuit current (lsc) | 13.85A | 11.19A | 13.94A | 11.26A | 14.03A | 11.33A | 14.12A | 11.40A | 14.21A | 11.48A |
| Module efficiency (%) | 20.90% | 21.10% | 21.29% | 21.48% | 21.68% | |||||
| Operating temperature (℃) | -40℃~+85℃ | |||||||||
| Max. system voltage | 1000/1500VDC (IEC) | |||||||||
| Max. series fuse rating | 25A | |||||||||
| Power tolerance | 0~+3% | |||||||||
| Temperature coefficient of Pmax | -0.35%/ ℃ | |||||||||
| Temperature coefficient of Voc | -0.28%/ ℃ | |||||||||
| Temperature coefficient of Isc | 0.048%/ ℃ | |||||||||
| Nominal operating cell temperature (NOCT) | 45±2 ℃ | |||||||||
Standard test conditions (STC): Solar Irradiance: 1000W/m2, Cell Temperature: 25°C, Air Mass: 1.5 Nominal Operating Cell Temperature (NOCT): Solar Irradiance: 800W/m2, Ambient Temperature: 20°C, Air Mass: 1.5, Wind Speed: 1 m/s * The power measurement error of the solar panel is +/-3%.
