In this article you will see the real values of a residential rooftop solar sistem with different technologies solar panel comparison. Which is better 4 busbar monocrystalline  or 5 busbar polycrystalline ? Our solar test system ( it is also real system that sell electricity ) is 6 kW rated power 3 kw of it … 4bb mono vs 5bb poly solar panel comparison okumayı sürdür