Electro-Harmonix Op-Amp Big Muff
pedal
Not enough sold data for a typical price — 2 sales on record all-time.
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Not enough sold data for a typical price. 4 for sale, from €134.
For sale right now
The best-priced as cards, a row of them; every other ad as a line, by ask. Each ask is the seller’s own number; the platform’s mark opens the listing. Each one says when we last confirmed it at its source: the price and availability are from that visit, so check the marketplace before you go.
eBay Germany
Reverb
Recent sales by listing date
| Listed | Price | Condition | From | Platform | The listing |
|---|---|---|---|---|---|
| 16 Apr 2023 | €62$70 as sold | mint |  United States | Reverb | Details |
| 3 Mar 2020 | €120$135 as sold | mint | United States | Reverb | Details |
A date is the day the ad went up. Marketplaces do not publish the day a sale closed; each of these had sold by the time we recorded it, in October 2026. A price is what the listing last asked, converted at that day’s rate.
Cheapest live: 
Japan €134 · before shipping
2 recorded sales of the Electro-Harmonix Op-Amp Big Muff, too few to quote a typical used price. Cheapest live €134 before shipping. Figures computed 17 October 2026.