Description

Used BOSS PSM-5 Power Supply & Master Switch in Good condition. This vintage compact pedal powers up to 7 BOSS effects using the DC out jack while acting as a silent, true-clean bypass switch. Solid construction and classic red design make it a reliable choice for pedalboard setups. Runs on 9V battery or adapter (not included). Tested and fully functional—perfect for streamlining your effects chain with dependable BOSS performance.