PedalBro

EQ · Electro-Harmonix

Electro-Harmonix Knockout

  • 9V DC · center −
  • 15 mA
  • Analog
New
No price yet
Used (asking)
from $69
Compare pricesSee specs

Quick facts

Power
9V DC
Current draw
15 mA
Polarity
Center negative
Dimensions
106.4 × 120.7 mm
Status
In production

Where to buy Electro-Harmonix Knockout

Used listings asking $69–$114.68, median $99.45 (2 listings, small sample). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$69View
ReverbUsed$129.90View

Prices last checked 22 hours ago. Links to sellers are affiliate links.

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Specs from pedalfilter. Summary written by PedalBro from those specs and public descriptions.

Page last updated September 29, 2026.