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Compressor · Keeley Electronics

Keeley Electronics Compressor Plus

The Keeley Electronics Compressor Plus is an analog compressor offering expanded control over compression characteristics through dedicated controls for sustain, attack, blend, tone, and release. Premier Guitar's reviewer gave it 4.5 out of 5 stars, noting the pedal's range of subtle compression options.

  • 9V DC · center −
  • 10 mA
  • True bypass
  • Analog
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from $149
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The rundown

Highlights

  • Five controls: Sustain, Attack, Blend, Tone, and Release Switch
  • True bypass design with low power draw (10 mA)
  • Analog circuit with battery compatibility
  • Made in USA
  • In production since 2001

Best for

Musicians seeking a versatile analog compressor with fine-tuned control over compression parameters and tone shaping.

Professional reviews

What the press rated it. We link to each review; read the full piece for the details.

Quick facts

Power
9V DC
Current draw
10 mA
Polarity
Center negative
Bypass
True bypass
Controls
Sustain, Attack, Blend, Tone, Release Switch
Year
2001
Status
In production

Where to buy Keeley Electronics Compressor Plus

$149 lowest new price · Reverb

Current offers
SellerConditionPriceLink
ReverbNew$149View
ReverbNew$178.25View
ReverbNew$232.53View

Prices last checked 21 hours ago. Links to sellers are affiliate links.

Frequently asked questions

What power does the Keeley Electronics Compressor Plus require?

The Keeley Electronics Compressor Plus runs on 9V DC at 10 mA with center-negative polarity.

Does this compressor have true bypass?

Yes, the Keeley Electronics Compressor Plus features true bypass.

Can the Keeley Electronics Compressor Plus run on batteries?

Yes, the Keeley Electronics Compressor Plus is battery-compatible.

Similar pedals

Same type, similar features.

Specs from pedalfilter. Summary written by PedalBro from those specs and public descriptions.

Page last updated September 29, 2026.