What kind of sound does the Big Muff Pi Fuzz Pedal produce?

The Electro-Harmonix Big Muff Pi delivers its legendary, thick, creamy, and sustaining fuzz tone. It's known for its rich harmonics and powerful sustain, making it perfect for everything from soaring lead lines to heavy, wall-of-sound rhythm guitar. This all-analog pedal provides that iconic, vintage fuzz character that has shaped countless rock and alternative tracks.

How do the controls on the Big Muff Pi work?

The Big Muff Pi features three intuitive controls. The Sustain knob adjusts the amount of fuzz and sustain, from a subtle grit to a massive, long-lasting roar. The Volume knob sets your overall output level. The Tone control allows you to shape the frequency response, letting you dial in anything from dark, brooding fuzz to bright, cutting tones.

How do I power the Big Muff Pi Fuzz Pedal?

The Big Muff Pi can be powered in two ways. You can use a standard 9V battery, which is easily accessible by removing the bottom plate. For continuous use or integration into a pedalboard, it also accepts a 9V DC power supply (sold separately). This flexibility ensures you can power your pedal reliably, whether at home or on stage.

What is "True Bypass" and why is it important for the Big Muff Pi?

The Big Muff Pi features true bypass switching. This means that when the pedal is disengaged, your guitar signal passes directly through without any electronic interference from the pedal's circuit. This preserves your instrument's natural tone, ensuring no signal degradation or tone suck when the fuzz isn't active in your signal chain.

Subtotal	...
Sales Tax	...
Shipping	...
Grand Total	...

Electro-Harmonix Big Muff Pi Fuzz Pedal

Name: Big Muff Pi Fuzz Pedal
Brand: Electro-Harmonix
Rating: 4.5 (77 reviews)

Distortion/Fuzz Pedal with Volume, Sustain, and Tone Controls

Write your review Item ID: BigMuffPi

Find it used on Sweetwater's Gear Exchange

listed from $70.00

In Stock!

Ask An Expert Our Expertly trained Sales Engineers are ready to help!

(800) 222-4700 Email

What is a Sales Engineer?

Warranty Info

Sweetwater's FREE 2-Year Total Confidence Coverage Warranty

Extra peace of mind at no extra cost.

Save money with FREE parts and labor
Get back to making music with the industry's fastest turnaround time
Fix it the first time with our award-winning, factory-certified Service Department

Learn More about Total Confidence Coverage