H9 Harmonizer Gen 2

Eventide H9 Harmonizer Gen 2 power requirements

• 12V DC · centre positive · draws 300mA · needs a supply of at least 1000mA

  the voltage it ships for · digital · from the maker

  “Use the supplied 12V 1A power adapter to power your H9. Center positive (+), 5.5/2.5mm jack … Connector 5.5/2.5 mm barrel jack Polarity Center Positive (+) Current @ 12 VDC 300 mA” source

  Checked 2026-10-13

• 9V DC · centre positive · draws 400mA

  digital · from the maker

  “Connector 5.5/2.5 mm barrel jack Polarity Center Positive (+) Current @ 12 VDC 300 mA Current @ 9 VDC 400 mA” source

  Checked 2026-10-13

Size

127 × 133.35 × 68.58 mm (5.00 × 5.25 × 2.70 in)

Width × depth × height, from the manufacturer.

Power supplies that can run it

None of the supplies we know has an output that can run it.