Skip to content
Pedalatry

MXR · Boost

Micro Amp

9V · 3 mA · maker

Micro Amp, 66 by 111 mm
Buy at SweetwaterFind it used on Reverb

MXR Micro Amp power requirements

  • 9V DC · polarity not stated · draws 3mA

    also runs on a 9V battery · from the maker

    “The MXR Micro Amp is powered by one 9-volt battery (remove bottom plate to install), a 9-volt AC adapter such as the Dunlop ECB003/ ECB003E or a power supply such as the DC Brick™. … Current Draw 2.5 mA … Power Supply 9 volts DC” source

    Checked 2026-10-13

Size

66 × 111 × 51 mm (2.60 × 4.37 × 2.01 in)

Width × depth × height, from the enclosure standard.

Power supplies that can run it

Each has an output that can power it, checked against its published figure. Plan the whole board to see what runs everything.

  • Walrus Audio Canvas Power 1515 outputs · isolatedSweetwater
  • Rockboard ISO Power Block V1615 outputs · isolatedSweetwater
  • Fender Engine Room LVL1212 outputs · isolatedSweetwater
  • Rockboard ISO Power Block V12 IEC12 outputs · isolatedSweetwater
  • Voodoo Lab Pedal Power 3 Plus12 outputs · isolatedSweetwater
  • Truetone 1 SPOT Pro CS1111 outputs · isolatedSweetwater

Plan a board with it

Affiliate disclosure: some links to retailers are affiliate links. If you buy through one we may earn a commission, at no extra cost to you. It never changes what we show you.

Pedalatry is independent and not affiliated with, or endorsed by, any manufacturer or retailer. Product names are trademarks of their owners, used only to identify their products.

© 2026 PedalatryAboutFor makersPrivacyTermsContact

Setting up the stage…