Used Electro-Harmonix Big Muff Op-amp Effect Pedal

Enhance your tone with confidence using this used Electro-Harmonix Big Muff Op-Amp Distortion Pedal, offered in excellent condition and fully tested for reliable performance. Renowned for its thick sustain and assertive sonic character, this reissue faithfully captures the iconic sound of the late-'70s model made famous by Billy Corgan of The Smashing Pumpkins. Designed with simplicity and effectiveness in mind, it features intuitive Volume, Tone, and Sustain controls along with a tone toggle switch, giving you versatile control over its signature creamy distortion and punchy low end. With true bypass circuitry to preserve your instrument’s natural tone when switched off and compatibility with a standard 9V power supply (not included), this pedal is a trusted choice for musicians seeking classic fuzz with dependable modern functionality.