Discover the Power of OCTA PSI

• All new, 3 mode transistor fuzz circuit for massive sustain


• Polyphonic Octave and Shifter with 8 (x3) modes


• Instant Effect Order Switching


• Flexible Output Configuration – All Wet or Wet/Dry


• Momentary or Latching Octave/Pitch

Imagine merging a powerful pitch-shifter, octave generator, and analog fuzz into one intuitive pedal. With the new Octa Psi, we’ve made that dream a reality!
Secure yours today at a Special Introductory Price of $249
Begins shipping 7-10 days from purchase date.

 OCTA PSI Key Features

• Instant Effect Order Switching: Easily switch between Octave/Pitch before or after fuzz by holding down both foot switches.


• Flexible Output Configuration: Switch between All Wet or Wet/Dry blend with a quick double-tap of the Blend control.


• Momentary or Latching Octave/Pitch: Switch between latching or momentary octaves for complete creative control, simply hold the Fuzz switch.

The Octa Psi is more than just a tool – it’s an extension of your instrument.

Polyphonic Octave and Pitch Shifter

• Three Modes: Up, Down, and Dual modes for creating nearly every harmonic interval, including power chords, stacked fourths, and diminished chords.


• Momentary Mode: Perfect for dive-bombs and wild multi-octave bends.


• Adjustable Ramp Speed: For creatively timed pitch bending, just like having an onboard expression pedal.

Transfigurating Fuzz Circuit

• All-Analog, Transistor-Based: Delivers incredible sound with wave after wave of gain staging leading to hard clipping.


• Three-Way Tone Switch: Carve out the perfect fuzz tone with Scoop, Punch, or Psi mode.


• Massive Sound: Makes your guitar pickups sound enormous at any volume.

Stunning Design and Ease of Use

•  High  Octane Circuitry: Housed in a proprietary angled aluminum enclosure for simplicity and durability.   


•  We stand behind EVERY Keeley pedal: Proudly Designed and Manufactured in the USA