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Pedals & Effects

Explore a curated selection of guitar pedals and effects at Gsus4 - from boutique overdrive and distortion to delay, reverb, modulation, pitch, volume and utility pedals. Our range covers everything from classic analogue tones to modern, experimental sound design tools.

Based in Sydney, Gsus4 focuses on thoughtfully selected gear that inspires creativity, whether you are building a compact pedalboard, refining your core tone, or expanding into ambient and textural sounds. Each pedal is chosen for sound quality, build reliability and real-world usability.

Discover gain devices, preamps, buffers, switching solutions and time-based effects from respected global and boutique brands. Whether you play live, record at home, or experiment in the studio, our guitar effects collection is designed to support every stage of your signal chain.

Pedals & Effects - Gsus4

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Eventide | H90 Harmonizer | Studio Grade Multi - Effects Pedal (EVE - H90HARM) - Gsus4 Eventide | H90 Harmonizer | Studio Grade Multi - Effects Pedal (EVE-H90HARM) - Gsus4
$1,699.00
$1,699.00 - $1,699.00
$1,699.00
$1,459.00
$1,459.00 - $1,459.00
$1,459.00

Eventide H90 Harmonizer Studio Grade Multi-Effects Pedal

Eventide

Beyond the Effects HorizonDiscover why top artists and producers have chosen Eventide for over 50 years with the H90 Harmonizer®, Eventide’s next...

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$1,699.00
$1,699.00 - $1,699.00
$1,699.00
$1,459.00
$1,459.00 - $1,459.00
$1,459.00
Keeley | Vintage Phaser | CHROMALUX Limited Editiion (VINTAGE - PHASER - 2K24 - CHROMALUX) - Gsus4 Keeley | Vintage Phaser | CHROMALUX Limited Editiion (VINTAGE - PHASER - 2K24 - CHROMALUX) - Gsus4 Sold out
$299.00 - $299.00
$299.00
$329.00
$329.00 - $329.00
$329.00

Keeley Vintage Phaser CHROMALUX Limited Editiion

Keeley Electronics

Vintage Phase Tones – the Keeley approachThe perfect phaser sound is one that helps imitate the human voice, kind of like a wah, but a phaser helps...

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$299.00 - $299.00
$299.00
$329.00
$329.00 - $329.00
$329.00
Sold out
Contact For Availability
Keeley | GC - 2 Limiting Amplifier | Compressor Pedal | CHROMALUX Limited Edition (GC2 - 2K24 - MONOCHROME) - Gsus4 Keeley | GC - 2 Limiting Amplifier | Compressor Pedal | CHROMALUX Limited Edition (GC2 - 2K24 - MONOCHROME) - Gsus4
$329.00 - $329.00
$329.00
$329.00
$329.00 - $329.00
$329.00

Keeley GC-2 Limiting Amplifier Compressor Pedal CHROMALUX Limited Edition

Keeley Electronics

The Keeley Compressor GC-2 Limiting Amplifier. The same great professional compression/limiting technology available in our Bassist Limiting Ampli...

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$329.00 - $329.00
$329.00
$329.00
$329.00 - $329.00
$329.00
Keeley | Realizer Reverberator | CHROMALUX Limited Edition (REALIZER - 2K24 - MONOCHROME) - Gsus4 Keeley | Realizer Reverberator | CHROMALUX Limited Edition (REALIZER - 2K24 - MONOCHROME) - Gsus4 Sold out
$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00

Keeley Realizer Reverberator CHROMALUX Limited Edition

Keeley Electronics

Ambient Reverb Perfection – Fully RealizedThe Keeley Realizer Reverberator – Chromalux Edition is a spatial offering from Keeley Electronics. Based...

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$329.00 - $329.00
$329.00
$329.00 - $329.00
$329.00
Sold out
Contact For Availability
Keeley | Bassist Compressor | CHROMALUX Limited Edition (BASSIST - 2K24 - MONOCHROME) - Gsus4 Keeley | Bassist Compressor | CHROMALUX Limited Edition (BASSIST - 2K24 - MONOCHROME) - Gsus4 Sold out
$329.00 - $329.00
$329.00
$329.00
$329.00 - $329.00
$329.00

Keeley Bassist Compressor CHROMALUX Limited Edition

Keeley Electronics

    Bassist Compressor Limiting Amplifier – Chromalux 2K24 Custom Shop Edition  WE ARE PROUD TO RE-INTRODUCE OUR ROCK-SOLID BASSIST LOW FREQUENCY...

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$329.00 - $329.00
$329.00
$329.00
$329.00 - $329.00
$329.00
Sold out
Contact For Availability
Walrus | CANVAS POWER 5 | Low Profile Pedal Power Supply | w/ 48W Power Brick AU Adapter (Walrus - Canvas - PWR - 5) - Gsus4 Walrus | CANVAS POWER 5 | Low Profile Pedal Power Supply | w/ 48W Power Brick AU Adapter (Walrus - Canvas - PWR - 5) - Gsus4 Sold out
$309.00 - $309.00
$309.00
$309.00
$309.00 - $309.00
$309.00

Walrus CANVAS POWER 5 IEC Low Profile Pedal Power Supply w/ 48W Power Brick AU Adapter

Walrus Audio

Canvas Power Supplies bring simplicity and modularity to powering your pedalboard. Delivering up to 500mA of silent, isolated, and clean 9V powe...

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$309.00 - $309.00
$309.00
$309.00
$309.00 - $309.00
$309.00
Sold out
Contact For Availability
Walrus | CANVAS POWER 8 LINK | Low Profile Pedal Power Supply | w/ Link Cable (Walrus - Canvas - Pwr - 8 - Link) - Gsus4 Walrus | CANVAS POWER 8 LINK | Low Profile Pedal Power Supply | w/ Link Cable (Walrus - Canvas - Pwr - 8 - Link) - Gsus4 Sold out
$369.00 - $369.00
$369.00
$369.00
$369.00 - $369.00
$369.00

Walrus CANVAS POWER 8 LINK Low Profile Pedal Power Supply Without AC Adapter

Walrus Audio

Canvas Power Supplies bring simplicity and modularity to powering your pedalboard. Delivering up to 500mA of silent, isolated, and clean 9V powe...

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$369.00 - $369.00
$369.00
$369.00
$369.00 - $369.00
$369.00
Sold out
Contact For Availability
Walrus | CANVAS POWER 8 LINK | Low Profile Pedal Power Supply | w/ Link Cable (Walrus - Canvas - Pwr - 8 - Link) - Gsus4 Walrus | CANVAS POWER 8 LINK | Low Profile Pedal Power Supply | w/ Link Cable (Walrus - Canvas - Pwr - 8 - Link) - Gsus4 Sold out
$429.00
$429.00 - $429.00
$429.00
$399.00
$399.00 - $399.00
$399.00

Walrus CANVAS POWER 8 IEC Low Profile Pedal Power Supply w/ 48W Power Brick AU Adapter

Walrus Audio

Canvas Power Supplies bring simplicity and modularity to powering your pedalboard. Delivering up to 500mA of silent, isolated, and clean 9V powe...

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$429.00
$429.00 - $429.00
$429.00
$399.00
$399.00 - $399.00
$399.00
Sold out
Contact For Availability
Walrus | CANVAS POWER 15 | Low Profile Pedal Power Supply | w/ 96W Power Brick AU Adapter (WAL - CANVAS - PWR - 15) - Gsus4 Walrus | CANVAS POWER 15 | Low Profile Pedal Power Supply | w/ 96W Power Brick AU Adapter (WAL - CANVAS - PWR - 15) - Gsus4 Sold out
$509.00
$509.00 - $509.00
$509.00
$469.00
$469.00 - $469.00
$469.00

Walrus CANVAS POWER 15 Low Profile Pedal Power Supply w/ 96W Power Brick AU Adapter

Walrus Audio

Canvas Power Supplies bring simplicity and modularity to powering your pedalboard. Delivering up to 500mA of silent, isolated, and clean 9V powe...

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$509.00
$509.00 - $509.00
$509.00
$469.00
$469.00 - $469.00
$469.00
Sold out
Contact For Availability
Walrus | The Fundamental Series | Ambient Pedal (Walrus - Fund - Am) - Gsus4 Walrus | The Fundamental Series | Ambient Pedal (Walrus - Fund - Am) - Gsus4
$219.00
$219.00 - $219.00
$219.00
$199.00
$199.00 - $199.00
$199.00

Walrus The Fundamental Series Ambient Pedal

Walrus Audio

Because vast ambient sounds shouldn’t just be for larger pedals with vast price points, the Fundamental Ambient brings expansive pillowy reverb to ...

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$219.00
$219.00 - $219.00
$219.00
$199.00
$199.00 - $199.00
$199.00
Walrus | MONUMENTAL | Stereo Harmonic Tap Tremolo | Black (WAL - MONUMENTAL - Blk) - Gsus4 Walrus | MONUMENTAL | Stereo Harmonic Tap Tremolo | Black (WAL - MONUMENTAL - Blk) - Gsus4 Sold out
$449.00 - $449.00
$449.00
$449.00
$449.00 - $449.00
$449.00

Walrus MONUMENTAL Stereo Harmonic Tap Tremolo Black

Walrus Audio

Building off the rich, warm, pulsating modulation of the Monument, the Monumental Harmonic Stereo Tremolo is an analog, optical tremolo bringing ne...

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$449.00 - $449.00
$449.00
$449.00
$449.00 - $449.00
$449.00
Sold out
Contact For Availability
Walrus | CANVAS POWER 22 | Low Profile Pedal Power Supply | w/ 96W Power Brick AU Adapter (WAL - CANVAS - PWR - 22) - Gsus4 Walrus | CANVAS POWER 22 | Low Profile Pedal Power Supply | w/ 96W Power Brick AU Adapter (WAL - CANVAS - PWR - 22) - Gsus4 Sold out
$699.00
$699.00 - $699.00
$699.00
$619.00
$619.00 - $619.00
$619.00

Walrus CANVAS POWER 22 Low Profile Pedal Power Supply w/ 96W Power Brick AU Adapter

Walrus Audio

Canvas Power Supplies bring simplicity and modularity to powering your pedalboard. Delivering up to 500mA of silent, isolated, and clean 9V powe...

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$699.00
$699.00 - $699.00
$699.00
$619.00
$619.00 - $619.00
$619.00
Sold out
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Line 6 | MADAWAY Helix PRESETS | Gain Stage, Modulation & Time Based Effects (madaway - helix) - Gsus4
$49.00 - $49.00
$49.00
$49.00
$49.00 - $49.00
$49.00

Line 6 MADAWAY Helix PRESETS Gain Stage, Modulation & Time Based Effects

Madaway

Gsus4 is now exclusively distributing MADAWAY(@david_kim_madaway) 's Helix Presets!The package includes all of MADAWAY's signature time-based &...

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$49.00 - $49.00
$49.00
$49.00
$49.00 - $49.00
$49.00
Zoom | MS - 50G+ | MultiStomp | Multi - Effects Guitar Processor Pedal (FXM105+) - Gsus4 Zoom | MS - 50G+ | MultiStomp | Multi - Effects Guitar Processor Pedal (FXM105+) - Gsus4
$279.00
$279.00 - $279.00
$279.00
$199.00
$199.00 - $199.00
$199.00

Zoom MS-50G+ MultiStomp Multi-Effects Guitar Processor Pedal

Zoom

The MS-50G+ MultiStomp combines the power of a multi-effects processor into a single stompbox. With 100 effects, guitarists now have the perfect u...

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$279.00
$279.00 - $279.00
$279.00
$199.00
$199.00 - $199.00
$199.00
Lee Custom Amp | 12AU7PRE | Tube Driven Preamp | Silver & Blue Knob (LEE - 12AU7PRE) - Gsus4 Lee Custom Amp | 12AU7PRE | Tube Driven Preamp | Silver & Blue Knob (LEE - 12AU7PRE) - Gsus4
$499.00 - $499.00
$499.00
$499.00
$499.00 - $499.00
$499.00

Lee Custom Amp 12AU7PRE Tube Driven Preamp Silver & Blue Knob

Lee Custom Amp

Experience unparalleled clarity, dynamics, and tonality with the 12AU7PRE, a tube-driven preamp and booster designed and wired by the former chie...

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$499.00 - $499.00
$499.00
$499.00
$499.00 - $499.00
$499.00
Wampler | EGO76 Compressor (WP - EGO76) - Gsus4 Wampler | EGO76 Compressor (WP - EGO76) - Gsus4
$399.00
$399.00 - $399.00
$399.00
$309.00
$309.00 - $309.00
$309.00

Wampler EGO76 Compressor

Wampler

Wampler is thrilled to introduce the Wampler Ego 76 compressor pedal, a personal tribute to the iconic studio compressor that has shaped the fabri...

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$399.00
$399.00 - $399.00
$399.00
$309.00
$309.00 - $309.00
$309.00
Wampler | Mofetta Overdrive/Distortion | Mostortion tribute (WP - MOFETTA) - Gsus4 Wampler | Mofetta Overdrive/Distortion | Mostortion tribute (WP - MOFETTA) - Gsus4
$399.00
$399.00 - $399.00
$399.00
$335.00
$335.00 - $335.00
$335.00

Wampler Mofetta Overdrive/Distortion Mostortion tribute

Wampler

 The Mofetta is a smooth yet fiery overdrive / distortion pedal with MOSFET clipping for authentic tones. The Wampler Mofetta Overdrive / Distorti...

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$399.00
$399.00 - $399.00
$399.00
$335.00
$335.00 - $335.00
$335.00
Morningstar | 1/4" Stereo to Dual Mono Female | Y Splitter Cable (MorningStar - TRS - Splitter) - Gsus4 Morningstar | 1/4" Stereo to Dual Mono Female | Y Splitter Cable (MorningStar - TRS - Splitter) - Gsus4 Sold out
$15.00
$15.00 - $15.00
$15.00
$14.00
$14.00 - $14.00
$14.00

Morningstar 1/4" TRS Stereo to Dual Mono TS Female Y Splitter Right-Angle Cable Adapter

Morningstar

Stereo (male) to dual mono (female) cableBlack = TipRed = Ring (R for Ring) Use this with the ML10X to split each TRS stereo loop into 2 mono loops...

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$15.00
$15.00 - $15.00
$15.00
$14.00
$14.00 - $14.00
$14.00
Sold out
Contact For Availability
Crazy Tube Circuits | UNOBTANIUM RAW | Limited Edition | Germanium Klon & Dumble in a Box | Dual Overdrive (CTC - Unobtanium - Raw) - Gsus4 Crazy Tube Circuits | UNOBTANIUM RAW | Limited Edition | Germanium Klon & Dumble in a Box | Dual Overdrive (CTC - Unobtanium - Raw) - Gsus4
$619.00 - $619.00
$619.00
$619.00
$619.00 - $619.00
$619.00

Crazy Tube Circuits UNOBTANIUM RAW Limited Edition Germanium Klon & Dumble in a Box Dual Overdrive

Crazy Tube Circuits

Unobtanium was inspired by 3 of the most mythical and sought-aer pieces of music gear and combines their ultra-rare sonic elements. A magical tone ...

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$619.00 - $619.00
$619.00
$619.00
$619.00 - $619.00
$619.00
Strymon | OJAI Expansion Pack | High Current 5 - Output DC Power Distribution (SN - OJAI - EXP) - Gsus4 Strymon | OJAI Expansion Pack | High Current 5 - Output DC Power Distribution (SN - OJAI - EXP) - Gsus4
$289.00
$289.00 - $289.00
$289.00
$249.00
$249.00 - $249.00
$249.00

Strymon OJAI Expansion Unit Only High Current 5-Output DC Power Distribution

Strymon

Please note this is an expansion unit only and does not include the IEC Power Unit Block. For the full kit, please see here. Powerful, Compact, and...

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$289.00
$289.00 - $289.00
$289.00
$249.00
$249.00 - $249.00
$249.00
HTJ - WORKS | Vintage Core Compressor | OTA Compressor Inspired by ROSS (HTJ - VintageCore - Comp) - Gsus4 HTJ - WORKS | Vintage Core Compressor | OTA Compressor Inspired by ROSS (HTJ - VintageCore - Comp) - Gsus4
$299.00 - $299.00
$299.00
$299.00
$299.00 - $299.00
$299.00

HTJ-WORKS Vintage Core Compressor OTA Compressor Inspired by ROSS

HTJ-Works

Discover the VINTAGE CORE, a compressor pedal that expertly enhances the nuanced musical elements and sounds typically lost in compact analog compr...

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$299.00 - $299.00
$299.00
$299.00
$299.00 - $299.00
$299.00
HTJ - WORKS | Double Singer | Dual Overdrive | TS808 & Blues Breaker in One (HTJ - Double - Singer) - Gsus4 HTJ - WORKS | Double Singer | Dual Overdrive | TS808 & Blues Breaker in One (HTJ - Double - Singer) - Gsus4
$499.00 - $499.00
$499.00
$499.00
$499.00 - $499.00
$499.00

HTJ-WORKS Double Singer Dual Overdrive TS808 & Blues Breaker in One

HTJ-Works

Introducing the DOUBLE SINGER, a Dual Overdrive pedal that combines two distinct overdrive styles into one compact unit. This pedal merges the clas...

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$499.00 - $499.00
$499.00
$499.00
$499.00 - $499.00
$499.00
Strymon | BigSky MX | Next Gen Dual Mode Reverb | w/ Custom IRs (SN - BIG - SKY - MX) - Gsus4 Strymon | BigSky MX | Next Gen Dual Mode Reverb | w/ Custom IRs (SN - BIG - SKY - MX) - Gsus4
$1,339.00
$1,339.00 - $1,339.00
$1,339.00
$1,095.00
$1,095.00 - $1,095.00
$1,095.00

Strymon BigSky MX Next Gen Dual Mode Reverb w/ Custom IRs

Strymon

When it comes to the untapped potential of musically rich celestial sounds, the sky is the limit. At least, that’s the case with the Strymon BigSk...

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$1,339.00
$1,339.00 - $1,339.00
$1,339.00
$1,095.00
$1,095.00 - $1,095.00
$1,095.00
Shnobel Tone | DAILY DRIVER BOOST | Overdrive & Clean Boost in One (SH - DAILYDRIVERBOOST) - Gsus4 Shnobel Tone | DAILY DRIVER BOOST | Overdrive & Clean Boost in One (SH - DAILYDRIVERBOOST) - Gsus4
$579.00 - $579.00
$579.00
$579.00
$579.00 - $579.00
$579.00

Shnobel Tone DAILY DRIVER BOOST Overdrive & Clean Boost in One

Shnobel Tone

  The DAILY DRIVER BOOST combines the BOOST and the DAILY DRIVER into one pedal. The BOOST and DAILY DRIVER circuits can be used independently and...

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$579.00 - $579.00
$579.00
$579.00
$579.00 - $579.00
$579.00