Used Keeley 4 Knob Compressor Effect Pedal

Get that classic studio-style squeeze in a pedal with this used Keeley 4 Knob Compressor in good condition. Known for smooth sustain and transparent leveling, it’s perfect for clean tones, country snap, funk rhythm, and lead boost. Four easy controls (Level, Sustain, Attack, and Clipping/Blend depending on version) let you dial everything from subtle polish to rich, singing compression. Standard 1/4" in/out and 9V DC power for pedalboard-friendly use.