BOSS CS-3 Compression Sustainer Pedal

BOSS CS-3 Compression Sustainer Pedal


The BOSS CS-3 Compression Sustainer Pedal compresses stronger signals while amplifying weak signals, resulting in a smooth sustain without compromising sound quality. For guitarists and bassists who want to sound their finest, this is the pedal to use.

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SKU: BOSCS3 Category:
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The BOSS CS-3 Compression Sustainer Pedal provides more sustain, tighter dynamics control, and a fuller tone… all from a single pedal! The CS-3 provides smooth sustain without affecting the original sound quality. You may choose from a variety of effects, ranging from light compression to squeezed noises. The BOSS CS-3 has an EQ for fine sound control and is designed for exceptional low-noise performance. This pedal can be found on the pedalboards of both experts and beginners. This is the ideal pedal for guitarists and bassists that want to sound their best but also take advantage of BOSS’s signature quality and reliability.


  • Compact compression/sustainer pedal with high-quality circuitry
  • Compresses loud signals and boosts softer signals for a smooth overall sound
  • Onboard Level, Tone, Attack and Sustain controls for precise tonal shaping
  • Low-noise design for super-quiet operation


  • Nominal Input Level: -20 dBu
  • Input Impedance: 1 M ohms
  • Nominal Output Level: -20 dBu
  • Output Impedance: 1 k ohms
  • Equivalent Input Noise Level: -110 dBu (IHF-A Weighted, Typ.)
  • Connectors: INPUT Jack, OUTPUT Jack, AC Adaptor Jack (DC 9 V)
  • Power Supply: DC 9 V: Dry Battery 9 V type (6F22/9 V), AC Adaptor
  • Current Draw: 11 mA (DC 9 V)
  • Accessories: Dry Battery 9 V type (6F22/9 V)
  • Option: AC Adaptor (PSA-Series)
  • Width: 73 mm; 2-7/8 inches
  • Depth: 129 mm; 5-1/8 inches
  • Height: 59 mm; 2-3/8 inches
  • Weight: 400g; 0 lbs. 15 oz.
Weight 3 lbs