PedalBro

Reverb · Electro-Harmonix

Electro-Harmonix Holy Grail

  • 9V DC · center −
  • 110 mA
  • Analog
  • Mono
New
from $137.90
Used (asking)
from $99

Quick facts

Power
9V DC
Current draw
110 mA
Polarity
Center negative
Dimensions
85.7 × 137.7 mm
Stereo
No
Status
In production

Where to buy Electro-Harmonix Holy Grail

$137.90 lowest new price · Reverb

Used listings asking $99–$109, median $105 (5 listings). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$99View
ReverbUsed$99View
ReverbUsed$105View
ReverbUsed$109View
ReverbNew$137.90View
ReverbNew$137.90View
ReverbNew$137.90View
ReverbNew$138.82View
ReverbNew$163.18View
ReverbUsed$168.40View

Prices last checked 23 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.