PedalBro

EQ · Boss

Boss PQ-4 Parametric Equalizer

  • 9V DC · center −
  • 21 mA
  • Buffered bypass
  • Analog
New
No price yet
Used (asking)
from $190
Compare pricesSee specs

Quick facts

Power
9V DC
Current draw
21 mA
Polarity
Center negative
Bypass
Buffered bypass
Dimensions
73 × 130.2 mm
Status
In production

Where to buy Boss PQ-4 Parametric Equalizer

Used listings asking $190–$265.95, median $247.64 (4 listings, small sample). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$190View
ReverbUsed$239View
ReverbUsed$256.27View
ReverbUsed$295View

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

Similar pedals

Same type, similar features.

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

Page last updated September 29, 2026.