PedalBro

Boost · Maxon

Maxon True Tube Booster/Overdrive TBO9

  • 9V DC · center −
  • 270 mA
  • Analog
New
from $349
Used (asking)
from $219.33
Compare pricesSee specs

Quick facts

Power
9V DC
Current draw
270 mA
Polarity
Center negative
Dimensions
72.6 × 124 mm
Status
In production

Where to buy Maxon True Tube Booster/Overdrive TBO9

$349 lowest new price · Reverb

Used listings asking $219.33–$219.33, median $219.33 (1 listing, small sample). Asking prices, not sold prices.

Current offers
SellerConditionPriceLink
ReverbUsed$219.33View
ReverbNew$349View

Prices last checked 19 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.