PSA Series

Power Adaptor

PSA Series
Where to Buy

The PSA series is the recommended power supply for products including all new BOSS Compact and Twin pedals, Multi-effects and more.


Brochures & Catalogs


If you have questions about operating your BOSS product, please check our Knowledge Base for answers to the most common questions.
You can also contact our Product Support department by phone or email.
In addition, we have a library of Owner’s Manuals and Support Documents that you can download and reference.

Support Documents

  • BOSS Product Catalog 2008

    Forging the Future - Innovation for Creative Inspiration
    BOSS forges into 2008 with an awe-inspiring lineup of effects, digital studios, and accessories.

  • BOSS Guitar Effects Guidebook

    BOSS offers an extensive selection of guitar effects that can be used by guitarists to get any kind of sound you can imagine. Here's a quick reference guide to the type and function of each unit.