Expanded Footswitch for Select BOSS Amplifiers

The GA-FC EX offers expanded footswitch functionality for select BOSS amplifier models. It maintains the simple setup and intuitive workflow of the standard GA-FC while offering additional functions for greater performance flexibility.

Standard Features

Expanded GA-FC with enhanced functionality for select BOSS amplifiers

Robust metal chassis and six rugged footswitches

Control channel selection, effects on/off, and more.

Dual-color LEDs for easy control status display

Two dedicated expression pedal jacks

Additional control jack with three-way mode selector

EXPAND mode for adding another GA-FC EX or GA-FC

FOOT CONTROL 2 mode for operating two amps simultaneously

EXP PEDAL 3 mode for a third expression pedal

Functions as a standard GA-FC controller with other amplifier models

Connects with a single 1/4-inch TRS cable (included) - no power supply required

Enhanced performance control for Katana Gen 3 and MkII amps

The GA-FC EX's mode selector unlocks powerful control capabilities with supported Katana Gen 3 and MkII models.

Double up your pedals

Set the mode switch to EXPAND and connect an additional GA-FC EX or a standard GA-FC for even more floor control. With two footswitches, you have instant access to all memories and effects at the same time.

Use two amps

If you're using two Katana Gen 3 and MkII amps in your setup, FOOT CONTROL 2 mode is for you. Connect a GA-FC EX via two cables to select memories and effects on both amps, together or independently.

Compatible Products

The following BOSS amplifiers support all GA-FC EX features.

• All Katana Gen 3 models except the Katana-50 Gen 3

• All Katana MkII models except the Katana-50 MkII

Future products supporting GA-FC EX will be listed here as they become available.

The GA-FC EX can be used with the following BOSS and Roland products that support the GA-FC footswitch, but only standard GA-FC control functions are available.

• Katana-100, Katana-100/212, Katana-Head and Katana-Artist

• Nextone Special, Nextone Artist and Nextone Stage

• Waza tube amp expander

• Katana-210 Bass, Katana-110 Bass and Katana-500 Bass Head

• Acoustic Singer Pro and Acoustic Singer Live

• Gigcaster 8 and Gigcaster 5

• SDE-3000EVH and SDE-3000D

• Roland Blues Cube Artist, Blues Cube Artist 212 and Blues Cube Tour