SHOP › Regulator Bus DIY Eurorack Power Supply Distribution Board 1 / 3 Image 1 of 3 Image 2 of 3 Image 3 of 3 Regulator Bus DIY Eurorack Power Supply Distribution Board $0.00 Restock Coming Soon! The Regulator Bus is a hybrid DIY Eurorack format power supply system. Restock Coming Soon! Added! The Regulator Bus is a hybrid DIY Eurorack format power supply system. More Info Soon!