MXR Mini ISO Brick M239 Power Supply Pedal


Whether you need a space-saving solution for your downsized travel board or you just need to power a small, carefully curated selection of tried-and-true staples, this little box has what you need—all while taking up less space than a candy bar.

This pedal can be powered by the included ECB009 18-volt adapter.



  • 18V At 2 Amps regulated supply (positive barrel negative center
  • 5.5mm x 2.1mm plug)


  • 9-18V @ 800mA (switched)
  • (4) 9V @ 300 mA
  • (all positive barrel negative center 5.5mm x 2.1mm)

Collections: Effects

Category: Effects/Pedals, MXR

Type: Pedals