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High Effiency Modules



HIGHWAY MODULE: HT72-156P-4BB

Our cells are produced with nanotechnology-based silicon ink and processing platform to ensure the highest quality cells. With the help of precise screen printing technology and a strong R&D team, our solar cells boast a high conversion rate above the industry average.

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Specification HT72-156P-4BB-305 HT72-156P-4BB-310 HT72-156P-4BB-315
Maximum Power at STC (Pmax) 305W 310W 315W
Open circuit voltage(Voc) 45.0V 45.2 45.4V
Optimum Operating Voltage (Vmp) 37.0V 37.4V 37.8V
Short-Circuit Current(Isc) 8.91A 8.98A 9.05A
Optimum Operating Current(Imp)  8.25A 8.29A 8.34A
Cell Efficiency      
Module Efficiency 15.7% 16.0% 16.3%
Power Tolerance 0~+5W
Maximum System Voltage 1000V DC (IEC)/ 600V DC(UL)
Maximum Series Fuse Rating 15A
Operating Temperature -40°C to +85°C
STC:lrradiance 1000W/m2;module temperature 25°C;AM=1.5
NOCT  
Nominal Peak Power 223W 227W 230W
Open Circuit Voltage (Voc) 40.7V 40.9V 41.1V
Maximum Power Voltage (Vmp) 33.5V 33.9V 34.2V
Short Circuit Current(Isc) 7.19A 7.25A 7.31A
Maximum Circuit Current (Imp) 6.66A 6.69A 6.73A
NOCT 45±2℃
NOCT:lrradiance 800W/m2;ambient temperature 20°C;AM=1.5,wind speed 1m/s
Mechanical Characteristics  
Solar Cells Polycrystalline 156*156mm
No.of Cells 72(6*12)
Dimensions 1956*992*50mm (77.0*39.1*1.97in)
Weight 27.0kg(59.5 lbs)