ZVEX Effects · Distortion

Box of Rock

9V · 3 mA · maker

ZVEX Effects Box of Rock power requirements

9V DC · centre negative · draws 3mA
also runs on a 9V battery · from the maker
“Uses 1 9V battery (preferably alkaline, but the unit is shipped with a carbon-zinc battery). The low current operation of this pedal’s circuit will give you a long battery life. Current draw is approximately 3mA. A DC power jack (standard Boss configuration with center negative) is provided on the side of the pedal.” source
Checked 2026-10-14

119.38 × 60.45 × 46.23 mm (4.70 × 2.38 × 1.82 in)

Width × depth × height, from the manufacturer.

Each has an output that can power it, checked against its published figure. Plan the whole board to see what runs everything.