High conversion efficiency
High module efficiency to guarantee
power output.

Self-cleaning glass
Coating glass for self-cleaning, reduce
surface dust.

Outstanding low irradiation performance
Excellent module efficiency even in the weak
light conditions, such as morning or cloudy.

Excellent loading capability
2400Pa wind loads, 5400Pa snow loads.

0 to +5W positive tolerance
Detailed information in Electrical

48-hour response service

Product Description


Model Type JST-G12-M-55-MH-(540-560)W-BIFACIAL 540 545 550 555 560
Peak Power (Pmax) 540W 545W 550W 555W 560W
Module Efficiency 20.70% 20.90% 21.00% 21.20% 21.40%
Maximum Power Volage (Vmp) 31.46V 31.66V 31.86V 32.06V 32.26V
Maximum Power Current (Imp) 17.12A 17.17A 17.22A 17.26A 17.31A
Open Circuit Voltage (Voc) 37.88V 38.1V 38.32V 38.54V 38.76V
Short Circuit Current (Isc) 18.13A 18.18A 18.23A 18.28A 18.33A
Power Tolerance 0 to +5W
Maximum System Voltage 1500V
Nominal Operating Cell Temperature 44.4±2°C
Maximum Series Fuse Rating 35A


Cell Type 210mm, Mono
Number of Cells 110(11×5×2)
Weight 33kg
Dimension 2384×1096×35mm
Max Load 5400 Pascals
Junction Box IP68 rated
Connector Twinsel PV-SY02, IP68
Wire Type PV Wire

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JUSTSOLAR GROUP is committed to clean and renewable energy, to explore the road of sustainable development. To protect the earth’s ecology and to care for the well-being of mankind.