"Forward" task    
You have your solar panel(s) -> You want to  estimate the daily energy in kWh  that it can produce  
Enter Pmax, in kWp or Wp
 
Enter PSH for your area, hours  
Estimated Solar panel output, Wh  
Estimated Solar panel Energy output, kWh  
     
"Reverse" task    
You have your daily Energy consumption in kWh -> You want to estimate the rated power of solar panel(s)  
Enter your Daily Energy, in kWh or Wh
 
Enter PSH for your area, hours  
Estimated Pmax, Wp  
Estimated Pmax, kWp  
     
©  solarpanelsvenue.com