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Pedals & Effects - Gsus4

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.

Wampler | GERMANIUM TUMNUS Mini | Limited Edition | Klon inspired Overdrive (WP - GERMNAIUM - TUMNUS) - Gsus4
Wampler | GERMANIUM TUMNUS Mini | Limited Edition | Klon inspired Overdrive (WP - GERMNAIUM - TUMNUS) - Gsus4 Sold out
$0.00 - $0.00
$0.00
$359.00
$359.00 - $359.00
$359.00

Wampler | GERMANIUM TUMNUS Mini | Limited Edition | Klon inspired Overdrive

Wampler

There is one overdrive circuit to this day that has been among the most talked about, the most sought after, and the most mythical of them all. It‘...

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$0.00 - $0.00
$0.00
$359.00
$359.00 - $359.00
$359.00
Sold out
Contact For Availability
Walrus | Canvas TUNER Pedal | w/ USB - C Connection, On - board Buffer & Rotatable 2.8" LCD Screen (Walrus - TUNER) - Gsus4
Walrus | Canvas TUNER Pedal | w/ USB - C Connection, On - board Buffer & Rotatable 2.8" LCD Screen (Walrus - TUNER) - Gsus4
$279.00
$279.00 - $279.00
$279.00
$239.00
$239.00 - $239.00
$239.00

Walrus | Canvas TUNER Pedal | w/ USB-C. Buffer & Rotatable 2.8" LCD Screen

Walrus Audio

Arguably the most important pedal on your board, the Canvas Tuner ensures that your instrument is ready to sound its best with the perfect meld of...

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$279.00
$279.00 - $279.00
$279.00
$239.00
$239.00 - $239.00
$239.00
Walrus | 385 MK2 | Tube - Like Overdrive | Based on Bell & Howell 385 Amp (Walrus - 385 - MK2) - Gsus4
Walrus | 385 MK2 | Tube - Like Overdrive | Based on Bell & Howell 385 Amp (Walrus - 385 - MK2) - Gsus4 Sold out
$359.00 - $359.00
$359.00
$359.00
$359.00 - $359.00
$359.00

Walrus | 385 MK2 | Tube-Like Overdrive | Based on Bell & Howell 385 Amp

Walrus Audio

Inspired by the vintage Bell and Howell 385 Filmosound projector that guitarists have modified and used as guitar amps, Walrus has created a dynam...

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$359.00 - $359.00
$359.00
$359.00
$359.00 - $359.00
$359.00
Sold out
Contact For Availability
Crazy Tube Circuits | XT FOOTSWITCH | Toggle Footswitch for Sidekick JR (CTC - XT - SWITCH - SIDEKICK - JR) - Gsus4
$98.00 - $98.00
$98.00
$98.00 - $98.00
$98.00

Crazy Tube Circuits | XT FOOTSWITCH | Toggle Footswitch for Sidekick JR

Crazy Tube Circuits

Use the XT footswitch to control the AMP voicing of the Sidekick JR. XT footswitch bypasses onboard voicing toggle switch operation. Connect to th...

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$98.00 - $98.00
$98.00
$98.00 - $98.00
$98.00
Crazy Tube Circuits | SIDEKICK JR | 2 - in - 1 Delay & Reverb Pedal w/ Modulation (CTC - SIDEKICK - JR) - Gsus4
Crazy Tube Circuits | SIDEKICK JR | 2 - in - 1 Delay & Reverb Pedal w/ Modulation (CTC - SIDEKICK - JR) - Gsus4
$519.00 - $519.00
$519.00
$519.00
$519.00 - $519.00
$519.00

Crazy Tube Circuits | SIDEKICK JR | 2-in-1 Delay & Reverb Pedal w/ Modulation

Crazy Tube Circuits

The perfect companion now comes in a smaller package - meet Sidekick JR ! Taking inspiration from the senior unit we released back in 2019, our go...

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$519.00 - $519.00
$519.00
$519.00
$519.00 - $519.00
$519.00
Crazy Tube Circuits | HI POWER | Colorsound & Hiwatt Amp in a Box | Dual Overdrive (CTC - HIPOWER) - Gsus4
Crazy Tube Circuits | HI POWER | Colorsound & Hiwatt Amp in a Box | Dual Overdrive (CTC - HIPOWER) - Gsus4
$499.00 - $499.00
$499.00
$499.00
$499.00 - $499.00
$499.00

Crazy Tube Circuits | HI POWER | Colorsound & Hiwatt Amp in a Box | Dual Overdrive

Crazy Tube Circuits

HI POWER is our next endeavour in pedal + amp-in-a-box overdrives inspired by the sonic combination of two British tone machines that helped shap...

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$499.00 - $499.00
$499.00
$499.00
$499.00 - $499.00
$499.00
Y.O.S Guitar Workshop | Smoggy | Dynamic Overdrive | Handcrafted in Japan (YOS - Smoggy) - Gsus4
Y.O.S Guitar Workshop | Smoggy | Dynamic Overdrive | Handcrafted in Japan (YOS - Smoggy) - Gsus4
$1,499.00 - $1,499.00
$1,499.00
$1,499.00
$1,499.00 - $1,499.00
$1,499.00

Y.O.S Guitar Workshop | Smoggy | Dynamic Overdrive | Handcrafted in Japan

Y.O.S. Guitar Workshop

In 2015, the legendary Smoggy Overdrive pedal was created by Mr. Yoshida of Y.O.S. Guitars. 3 Knobs is the orthodox style of overdrive, but its de...

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$1,499.00 - $1,499.00
$1,499.00
$1,499.00
$1,499.00 - $1,499.00
$1,499.00
Bondi Effects | Squish As | Blackmer VCA Compressor (Bondi - Squish) - Gsus4
Bondi Effects | Squish As | Blackmer VCA Compressor (Bondi - Squish) - Gsus4
Sold out
$419.00 - $419.00
$419.00
$419.00
$419.00 - $419.00
$419.00

Bondi Effects | Squish As | Blackmer VCA Compressor

Bondi Effects

The Squish As is the compressor you can rely on to preserve all of the richness of your tone while bringing out nuance you might never have notice...

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$419.00 - $419.00
$419.00
$419.00
$419.00 - $419.00
$419.00
Sold out
Contact For Availability
Digitech | DOD | Chthonic | 70's Fuzz Pedal (DOD - CHTHONIC) - Gsus4
Digitech | DOD | Chthonic | 70's Fuzz Pedal (DOD - CHTHONIC) - Gsus4
$269.00
$269.00 - $269.00
$269.00
$210.00
$210.00 - $210.00
$210.00

Digitech | DOD | Chthonic | 70's Fuzz Pedal

DigiTech

The Chthonic Fuzz (pronounced: THAH-nik) creates fat, corpulent, fudgy, sludgy, fuzz tones designed to pair perfectly with single-coil, P90, gol...

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$269.00
$269.00 - $269.00
$269.00
$210.00
$210.00 - $210.00
$210.00
Hotone | AMPERO PRESS II | Mini Dual Expression Pedal w/ Footswitch (HT - AMPERO - II - PR) - Gsus4
Hotone | AMPERO PRESS II | Mini Dual Expression Pedal w/ Footswitch (HT - AMPERO - II - PR) - Gsus4
Sold out
$159.00 - $159.00
$159.00
$159.00 - $159.00
$159.00

Hotone | AMPERO PRESS II | Mini Dual Expression Pedal w/ Footswitch

Hotone

Conventional external expression pedals often control only parameters of an effects unit, requiring the use of switches on the effects unit to cha...

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$159.00 - $159.00
$159.00
$159.00 - $159.00
$159.00
Sold out
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Hotone | AMPERO II STAGE | Tri - Core DSP | Amp Modeller & Multi Effects Processor (HT - AMPERO - II - ST) - Gsus4
Hotone | AMPERO II STAGE | w/ extra FREE Bundle | Tri - Core DSP Amp Modeller & Multi Effects Processor (HT-STAGE-OFFER / HT-AMPERO-II-ST) - Gsus4
$1,599.00
$1,599.00 - $1,599.00
$1,599.00
$1,099.00
$1,099.00 - $1,099.00
$1,099.00

Hotone | AMPERO II STAGE | w/ extra FREE Bundle | Tri-Core DSP Amp Modeller & Multi Effects Processor

Hotone

Includes the following as Bundle (while stock lasts) 1x Hotone Ampero GigBag (RRP $89) 1x Hotone Ampero Press (RRP $169) 1x Hotone Karat Cap Set of...

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$1,599.00
$1,599.00 - $1,599.00
$1,599.00
$1,099.00
$1,099.00 - $1,099.00
$1,099.00
Line 6 | HX ONE | Multi - Effects Floor Processor (AAF6712) - Gsus4
Line 6 | HX ONE | Multi - Effects Floor Processor (AAF6712) - Gsus4
$499.00
$499.00 - $499.00
$499.00
$439.00
$439.00 - $439.00
$439.00

Line 6 | HX ONE | Multi-Effects Floor Processor

Line 6

Boasting 250+ stunning effects emulations, the HX One merges Line 6’s world-renowned HX technology with the workflow and form factor of a tradit...

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$499.00
$499.00 - $499.00
$499.00
$439.00
$439.00 - $439.00
$439.00
Universal Audio | UAFX BRIGADE | Chorus & Vibrato Based on CE - 1 (UA - BRIGADE) - Gsus4
Universal Audio | UAFX BRIGADE | Chorus & Vibrato Based on CE - 1 (UA - BRIGADE) - Gsus4
$329.00
$329.00 - $329.00
$329.00
$299.00
$299.00 - $299.00
$299.00

Universal Audio | UAFX BRIGADE | Chorus & Vibrato Based on CE-1

Universal Audio

Add vintage analog shimmer straight from 1976.Conceived from the award-winning Astra Modulation Machine, Brigade Chorus & Vibrato gives you the...

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$329.00
$329.00 - $329.00
$329.00
$299.00
$299.00 - $299.00
$299.00
Universal Audio | UAFX LA - 2A | Studio Optical Tube Compressor based on Teletronix LA - 2A (UA - LA2AUAFX) - Gsus4
Universal Audio | UAFX LA - 2A | Studio Optical Tube Compressor based on Teletronix LA - 2A (UA - LA2AUAFX) - Gsus4
Sold out
$329.00
$329.00 - $329.00
$329.00
$249.00
$249.00 - $249.00
$249.00

Universal Audio | UAFX LA-2A | Studio Optical Tube Compressor based on Teletronix LA-2A

Universal Audio

Get the rich tube tones of a legendary limiter.The Teletronix LA-2A Studio Compressor puts the sounds of our legendary optical tube limiter at your...

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$329.00
$329.00 - $329.00
$329.00
$249.00
$249.00 - $249.00
$249.00
Sold out
Contact For Availability
Universal Audio | UAFX FLOW | 3 Modes Amp - like Tremolo (UA - FLOW) - Gsus4
Universal Audio | UAFX FLOW | 3 Modes Amp - like Tremolo (UA - FLOW) - Gsus4
$329.00
$329.00 - $329.00
$329.00
$299.00
$299.00 - $299.00
$299.00

Universal Audio | UAFX FLOW | 3 Modes Amp-like Tremolo

Universal Audio

Three flavours of authentic tube tremolo, at your feet.  Evolved from our flagship Astra Modulation Machine, Flow Vintage Tremolo gives you three f...

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$329.00
$329.00 - $329.00
$329.00
$299.00
$299.00 - $299.00
$299.00
Universal Audio | UAFX LION '68 | Super Lead British Plexi Amp (UA - LION) - Gsus4
Universal Audio | UAFX LION '68 | Super Lead British Plexi Amp (UA - LION) - Gsus4
$759.00
$759.00 - $759.00
$759.00
$579.00
$579.00 - $579.00
$579.00

Universal Audio | UAFX LION '68 | Super Lead British Plexi Amp

Universal Audio

UAFX 2.0 Firmware Update is here - Unlock full MIDI control over USB with your MIDI controller. (Detailed guide available here)      Get the iconi...

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$759.00
$759.00 - $759.00
$759.00
$579.00
$579.00 - $579.00
$579.00
A3 Stompbox | Quad Cortex Duel Expression Pedal | Expression w/ Toe Switch (A3 - CortEXP) - Gsus4
A3 Stompbox | Quad Cortex Duel Expression Pedal | Expression w/ Toe Switch (A3 - CortEXP) - Gsus4
$489.00
$489.00 - $489.00
$489.00
$449.00
$449.00 - $449.00
$449.00

A3 Stompbox | Quad Cortex Dual Expression Pedal | Expression w/ Toe Switch | Medium

A3 Stompbox

The Ultimate DUAL EXPRESSION For Your Modellers Like Quad Cortex, Helix & Kemper Expression Output 1: Smooth Throw Expression Pedal The ...

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$489.00
$489.00 - $489.00
$489.00
$449.00
$449.00 - $449.00
$449.00
Zoom | B1 FOUR | Bass Multi - Effects Pedal (ZOO - B1FOUR) - Gsus4
Zoom | B1 FOUR | Bass Multi - Effects Pedal (ZOO - B1FOUR) - Gsus4
Sold out
$179.00 - $179.00
$179.00
$179.00
$179.00 - $179.00
$179.00

Zoom | B1 FOUR | Bass Multi-Effects Pedal

Zoom

The Zoom B1 FOUR taked your low-end to new heights with over 70 effects and amp models, looper and a built-in rhythm section. Plus, access ZOOM...

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$179.00 - $179.00
$179.00
$179.00
$179.00 - $179.00
$179.00
Sold out
Contact For Availability
MERIS | Mercury X | Dual Modular Reverb System Pedal (MER - MercuryX) - Gsus4
MERIS | Mercury X | Dual Modular Reverb System Pedal (MER - MercuryX) - Gsus4
$989.00
$989.00 - $989.00
$989.00
$929.00
$929.00 - $929.00
$929.00

MERIS | Mercury X | Dual Modular Reverb System Pedal

MERIS

Fueled by an advanced ARM processor, Meris' MercuryX delivers performance on par with high-end studio rackmount units. MercuryX contains eight cus...

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$989.00
$989.00 - $989.00
$989.00
$929.00
$929.00 - $929.00
$929.00
MERIS | LVX | Dual Modular Delay System Pedal (MER - LVX) - Gsus4
MERIS | LVX | Dual Modular Delay System Pedal (MER - LVX) - Gsus4
$989.00
$989.00 - $989.00
$989.00
$869.00
$869.00 - $869.00
$869.00

MERIS | LVX | Dual Modular Delay System Pedal

MERIS

Meris LVX is an ultra-powerful modular delay system that offers near-infinite creative freedom. This stompbox boasts 2.54 seconds of dual delay wi...

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$989.00
$989.00 - $989.00
$989.00
$869.00
$869.00 - $869.00
$869.00
MERIS | Mercury 7 | Atmospheric Reverb Pedal | w/ Modulation & Frequency Dampening (MER - M7P) - Gsus4
MERIS | Mercury 7 | Atmospheric Reverb Pedal | w/ Modulation & Frequency Dampening (MER - M7P) - Gsus4
$499.00
$499.00 - $499.00
$499.00
$449.00
$449.00 - $449.00
$449.00

MERIS | Mercury 7 | Atmospheric Reverb Pedal | w/ Modulation & Frequency Dampening

MERIS

Taking its inspiration from the endlessly long and atmospheric modulated reverbs featured on the 1982 Blade Runner soundtrack by groundbreaking com...

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$499.00
$499.00 - $499.00
$499.00
$449.00
$449.00 - $449.00
$449.00
MERIS | Enzo | Multi - Voice Instrument Synthesizer Pedal (MER - ENZ) - Gsus4
MERIS | Enzo | Multi - Voice Instrument Synthesizer Pedal (MER - ENZ) - Gsus4
$499.00
$499.00 - $499.00
$499.00
$459.00
$459.00 - $459.00
$459.00

MERIS | Enzo | Multi-Voice Instrument Synthesizer Pedal

MERIS

Transform your guitar into a powerful synth with the Enzo multi-voice instrument synthesizer from Meris. Enzo offers up three awesome synth modes...

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$499.00
$499.00 - $499.00
$499.00
$459.00
$459.00 - $459.00
$459.00
MERIS | Hedra | 3 - Voice Rhythmic Pitch Shifter Pedal | w/ Tap Tempo (MER - HEDRA) - Gsus4
MERIS | Hedra | 3 - Voice Rhythmic Pitch Shifter Pedal | w/ Tap Tempo (MER - HEDRA) - Gsus4
$499.00
$499.00 - $499.00
$499.00
$459.00
$459.00 - $459.00
$459.00

MERIS | Hedra | 3-Voice Rhythmic Pitch Shifter Pedal | w/ Tap Tempo

MERIS

Add massive moving harmonies to your guitars, keys, vocals, and more with the Meris Hedra rhythmic pitch shifter pedal. Layer three independent voi...

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$499.00
$499.00 - $499.00
$499.00
$459.00
$459.00 - $459.00
$459.00
MERIS | Ottobit Jr. | Stereo Bitcrusher Pedal | w/ Stutter Effect & Sequencer (MER - OBJ) - Gsus4
MERIS | Ottobit Jr. | Stereo Bitcrusher Pedal | w/ Stutter Effect & Sequencer (MER - OBJ) - Gsus4
$499.00
$499.00 - $499.00
$499.00
$429.00
$429.00 - $429.00
$429.00

MERIS | Ottobit Jr. | Stereo Bitcrusher Pedal | w/ Stutter Effect & Sequencer

MERIS

Gleefully glitchy, the Meris Ottobit Jr. bitcrusher takes the sound of vintage gaming consoles and expands it into a multifaceted stompbox for adva...

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$499.00
$499.00 - $499.00
$499.00
$429.00
$429.00 - $429.00
$429.00