Electro-Harmonix KEY9 Electric Piano Machine guitar effects pedal

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Electro-Harmonix

KEY9 Electric Piano Machine

Electric piano emulator.

Quick specs

Power
9.6V DC
Current draw
100 mA
Dimensions (in)
4.02 × 4.76 × 2.24 in
Inputs
1× 1/4" TS mono
Outputs
2× 1/4" TS mono

Compare this pedal

Pick a second pedal to see the two side by side.

Controls

Not documented.

Power requirements

Voltage
9.6V DC
Power type
DC
Polarity
center-negative
Current draw
100 mA

Dimensions & weight

Width
4.02 in
Depth
4.76 in
Height
2.24 in

Connections

Inputs
1× 1/4" TS mono
Outputs
2× 1/4" TS mono

Features

SKU
KEY9

Documentation

Manufacturer page
—
Manual
—
Specs verified
2026-09-22

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