PRIMO GEN24 3.0 PlusEven an innovative system like the Fronius GEN24 constantly needs new impulses for improvement. The Primo and Symo series are now available with the storage connection still deactivated at the factory. You decide for yourself whether and when you want to use this function by means of an activation code. Of course, you will still receive the familiar version with the battery port already activated distinguished by the plus after the GEN24 in the device