The Keeley KE-Octap is a Keeley fuzz pedal, currently around $293.38. Close alternatives include the T-Rex Octavius and the Beetronics OC-BS. It pairs well with the One Control Lingonberry Overdrive and the Suhr Rufus Reloaded.
Keeley KE-Octap
Keeley · pedal
The Keeley Octa Psi is an octave fuzz pedal from Keeley Electronics delivering upper and lower octave fuzz saturation with a psychedelic, synth-like character suited to experimental, psychedelic rock, and progressive playing contexts. The octave fuzz circuit produces harmonically layered saturation with octave overtones that add a complex, otherworldly quality to guitar tones. Keeley's American production quality underpins the Octa Psi's circuit design.
What stands out
“The Keeley Octa Psi is an octave fuzz pedal from Keeley Electronics delivering upper and lower octave fuzz saturation with a psychedelic, synth-like character suited to experimental, psychedelic rock, and progressive playing contexts”
— from the listing
“The Octa Psi delivers complex octave fuzz character with upper and lower octave content that produces a synth-like, psychedelic quality”
— from the reviews
“The octave character is most pronounced on single-note lines on the neck pickup”
— from the community notes
“Players seeking complex, synth-like fuzz for experimental or psych rock use it as a primary effects voice”
— from the community notes
“s american production quality underpins the octa psi”
— from the listing
- psychedelic
- octave fuzz
- octave
- synth
- complex
- american
- experimental
- rock
Price updated Oct 24, 2026
Genres the Keeley KE-Octap is commonly used in
- Electronic
- Experimental
- Rock
- Psychedelic Rock
cited
Inferred from shared tonal signals, not a stated genre tag. - Noise Rock
cited
Inferred from shared tonal signals, not a stated genre tag.
Pedals that stack with the Keeley KE-Octap
One Control Lingonberry Overdrive
One Control
8% matchOne Control Lingonberry Overdrive leans toward dynamic, and that's a real, usable character to pair with
Comes earlier in the signal chain
Suhr Rufus Reloaded
Suhr
8% matchWhat Suhr Rufus Reloaded brings here leans toward fuzzy — that's worth building a pairing around
Electro-Harmonix Electric Mistress
Electro-Harmonix
7% matchKeep Keeley KE-Octap's octave voice out front: Electro-Harmonix Electric Mistress goes after Keeley KE-Octap in the signal chain so its lush voice doesn't muddy it
Comes later in the signal chain
Ashdown Macchiato Compressor Guy Pratt Signature
Ashdown
6% matchAshdown Macchiato Compressor Guy Pratt Signature's own compressed character is the real reason this is worth trying
Comes earlier in the signal chain
Carl Martin Headroom
Carl Martin
5% matchKeep Carl Martin Headroom after Keeley KE-Octap in the signal chain, clear of Keeley KE-Octap's own gain stage — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Catalinbread Belle Epoch
Catalinbread
5% matchCatalinbread Belle Epoch's analog warmth voice goes after Keeley KE-Octap in the signal chain — it's not there to compete with Keeley KE-Octap's own octave character — goes in the amp's FX loop (or last, into a clean amp)
Comes later in the signal chain
Cheaper alternatives
Keeley Octa Psi
Keeley
81% similarityShared character: neck pickup, mono synth, definition
Keeley octa osi transfigurating fuzz
Keeley
69% similarityShared character: mono synth, definition, one octave
Death By Audio Octave Clang
Death By Audio
55% similarityShared character: one octave
JAM Pedals Octaurus
Jam Pedals
54% similarityShared character: mono synth, one octave
Electronic Audio Experiments Eldritch Blast V3
Electronic Audio Experiments
53% similarityShared character: mono synth, one octave
Tru-Fi Octavia Fuzz
Tru Fi
53% similarityShared character: one octave
Boutique & premium upgrades
Similar charactersee all similar tone character →
T-Rex Octavius
T Rex
58% similarityShared character: one octave
Beetronics OC-BS
Beetronics
55% similarityShared character: one octave
Beetronics Octahive Custom Boomerang
Beetronics
53% similarityShared character: one octave
Fender Blender
Fender
53% similarityShared character: definition, one octave
Keeley Pedal d'octave/fuzz avec choix d'harmonie
Keeley
51% similarityShared character: one octave
Voodoo Lab Proctavia
Voodoo Lab
48% similarityShared character: one octave
See all alternatives to the Keeley KE-Octap (cheaper + boutique) →
Questions people ask
What are good alternatives to the Keeley KE-Octap?+
The closest matches in character are the T-Rex Octavius, the Beetronics OC-BS, the Beetronics Octahive Custom Boomerang. Budget picks: Keeley Octa Psi, Keeley octa osi transfigurating fuzz, Death By Audio Octave Clang. Boutique upgrades: Zvex Octane 3, Fulltone OF-1 Octafuzz.
What pairs well with the Keeley KE-Octap?+
Strong matches from rig and tone-complementarity evidence: One Control Lingonberry Overdrive, Suhr Rufus Reloaded, Electro-Harmonix Electric Mistress — One Control Lingonberry Overdrive leans toward dynamic, and that's a real, usable character to pair with.
How much does the Keeley KE-Octap cost?+
Around $293.38 (live listing price, updated Oct 24, 2026).