PedalBro

Reverb · Electro-Harmonix

Electro-Harmonix Holy Grail Max

  • 9V DC · center −
  • 80 mA
  • Analog
  • Mono
New
from $157.25
Used (asking)
from $119.99

Quick facts

Power
9V DC
Current draw
80 mA
Polarity
Center negative
Dimensions
106.4 × 120.7 mm
Stereo
No
Status
In production

Where to buy Electro-Harmonix Holy Grail Max

$157.25 lowest new price · Reverb

Used listings asking $119.99–$119.99, median $119.99 (1 listing, small sample). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$119.99View
ReverbNew$157.25View
ReverbNew$167.55View
ReverbNew$185.10View
ReverbNew$185.10View
ReverbNew$185.10View
ReverbNew$185.10View
ReverbNew$185.10View
ReverbNew$185.10View
ReverbNew$185.10View

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.