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Solar panels

Ottossun Energy Systems supplies build-up panels, integrated panels (Ottossun patent) and photovoltaic tiles. All Ottossun products meet very strict quality standards. Our panels are made of class 1 and class 2 JA Solar and CEEG photovoltaic cells.

Build-up panels

Technical characteristics

 Electrical Characteristics
Cells per module727260
Shape of cell125*125125*125156*156
Max. vermogen (W)180185230
Open circuit voltage (V)44.65V45.40V36.90V
Short circuit current (A)5.19A5.27V8.27A
Optimal operating voltage (V)36.95V37.10V29.94V
Optimal operating current (A)4.95A5.01A7.68A
Power tolerance+/-3%+/-3%+/-3%
 Temperature coefficient
Temperature coefficient of Isc+0.1%/K+0.1%/K+0.1%/K
Temperature coefficient of Voc-0.38%/K-0.38%/K-0.38%/K
Temperature coefficient of power Pmax-0.47%/K-0.47%/K-0.47%/K
 Dimensions and weight
Length (mm)158015801634
Width (mm)808808992
Thickness (mm)454550
Weight (kg)151519
Operating temperature-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C
System maximum open circuit voltage1000V1000V1000V
 Wp/m² 141 145 142

Integrated panels

Technical characteristics

 Electrical Characteristics
ModelPV-42VPV-56VPV-70VPV-180VPV-230VReno Sol Pan  Neo Sol Pan
 MonocrystallineMonocrystallineMonocrystallineMonocrystallinePolycrystalline Monocrystalline Monocrystalline
Max. power (W)425670185230 3.5 12.1
Wp/m²111115117141142 70 120
Operating temperature-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C-40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
System maximum open circuit voltage1000V1000V1000V1000V1000V 1000V 1000V
Length (mm)15801580158015801634 246 355 / 469.1
Width (mm) with Rail S240-270308-338376-406845-8751020-1050 190 304 / 357.7
Width (mm) with Rail L270-300338-368406-436875-9051050-1080 = stormpan visible / total
Thickness (mm)2525254550  61.8
Weight (kg/m²)19,217,717,214,312.5 18.9 16

 Flat roof installations



  • 5 years against manufacturing defects
  • output after 25 years > 80% of initial output, 90% after 10 years