New Bosch production, made in the E.U., understood now to have electronic internals. For use with Bosch dynamos. 25A rated. Note that the recent production does not have a screw retainer for the lid, otherwise similar to the original part.
 
Part Name: Voltage Regulator, Original Bosch
AlfaStop Product Code: 2EL100
Original Alfa Romeo Part No: 105.00.65.028
Model: Guilia 101 Series, Guilia 105 Series, Giulietta 750 & 101
Quantity Per Car: 1