Pre-Owned Boss CS-3 Compression/Sustainer


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Boss CS-3 Compression/Sustainer -Silver Label

Enhance Your Sonic Arsenal with the CS-3 Compression Sustainer

The CS-3 Compression Sustainer pedal from BOSS is your ticket to a world of improved tonal brilliance. Whether you're a guitar virtuoso or a seasoned bassist, this compact pedal is your secret weapon for achieving that sought-after smooth sustain while preserving the integrity of your original sound. Crafted with high-quality circuitry, it excels at compressing louder signals while boosting softer ones, resulting in a harmonious, consistent sound that will make your music soar.

Precision Tonality at Your Fingertips

The CS-3 doesn't just compress; it lets you sculpt your tone to perfection. Featuring onboard controls for Level, Tone, Attack, and Sustain, this pedal offers precise tonal shaping capabilities. Whether you crave punchier dynamics, smoother transitions, or an overall more polished sound, this pedal puts you in the driver's seat. Plus, its low-noise design ensures super-quiet operation, perfect for studio work or stage performances.


  • Nominal Input Level: -20 dBu
  • Input Impedance: 1 M ohm
  • Nominal Output Level: -20 dBu
  • Output Impedance: 1 k ohm
  • Recommended Load Impedance: 10 k ohms or greater
  • Controls: SUSTAIN knob, ATTACK knob, TONE knob, LEVEL knob, Pedal switch
  • Power Supply: Carbon-zinc battery (9V, 6F22) or Alkaline battery (9V, 6LR61) or AC adaptor (PSA series, sold separately)
  • Current Draw: 20 mA
  • Expected Battery Life (continuous use): Carbon: Approx. 10.5 hours, Alkaline: Approx. 26 hours
  • Accessories: Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information"), Dry battery/9 V type (6F22)
  • Options (sold separately): AC adaptor: PSA series
  • Dimensions: Width: 73 mm (2-7/8 inches), Depth: 129 mm (5-1/8 inches), Height: 59 mm (2-3/8 inches)
  • Weight: 380 g (14 oz)


Serial Number: RM 99610

 This pedal works nicely as intended and is in good condition, exhibiting a moderate amount of external wear as can be seen in photos. 


Type: Effects