Knowing The Current Demand(Wh) which PV Power and Battery Capacity(Wp,Ah)?
  Electricity Used in Each Month  KWh    
  What percentage of power you want to generate with solar  %    
  Peak sun hour  h    
  Solar Panel Required  Wp    
  Solar Panel Used  Wp    
  System Voltage  V    
  Autonomy  Days    
  Minimum Battery Required  Ah    
  * The results of this calculator are approximate and are based on a maximum depth of discharge of 80%.    
  * System can be designed in 12v, 24v, 48v etc. by considering different design parameters.    
  * Solar PCU selected by considering the connecting load