Updated 8 May 2026
| Brand | Electro Harmonix |
| Category | Guitars and Basses > Guitar and Bass Effects > Distortion Pedals |
| Available at | 2 UK stores |
| 90-day avg | £79.45 |
Electro Harmonix
Electro Harmonix Op-Amp Big Muff Pi Fuzz
£75.00Good Buy
Cheapest at Gear4music · 2 stores
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PRICE HISTORY
Current
£74
Change
+10.4%
Avg
£72
Low
£67
High
£78
Volatility
3.8%
PRODUCT DESCRIPTION
- Electro Harmonix Op-Amp Big Muff Pi Fuzz
- Effects Pedal
- Faithfully modeled after the legendary circuit Op-Amp Big Muff Pi from the late 70's with some practical improvements, including a compact die-cast housing and True Bypass
- Controls: Volume - Tone - Sustain
- Switch: Tone On / Off
- LED: Effect On
- Footswitch: Effect Bypass
- Input: 6.3 mm jack
- Output: 6.3 mm jack
- Power supply connection (coaxial connection 5.5 x 2.1 mm - negative pole inside)
- Power consumption: 5 mA
- Power supply with 9 V battery or 9 V DC power supply (not included, suitable power supply available under Art.#409939#)
- True bypass
- Dimensions (W x D x H): 70 x 114 x 53 mm