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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
Original price $247.00 - Original price $247.00
Original price $247.00
$262.00
$262.00 - $262.00
Current price $262.00

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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Original price $247.00 - Original price $247.00
Original price $247.00
$262.00
$262.00 - $262.00
Current price $262.00
Sold out
Original price $247.00 - Original price $247.00
Original price $247.00
$262.00
$262.00 - $262.00
Current price $262.00

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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Original price $247.00 - Original price $247.00
Original price $247.00
$262.00
$262.00 - $262.00
Current price $262.00
Original price $570.00
Original price $570.00 - Original price $570.00
Original price $570.00
Current price $484.00
$484.00 - $484.00
Current price $484.00

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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Original price $570.00
Original price $570.00 - Original price $570.00
Original price $570.00
Current price $484.00
$484.00 - $484.00
Current price $484.00
Original price $367.00
Original price $367.00 - Original price $367.00
Original price $367.00
Current price $337.00
$337.00 - $337.00
Current price $337.00

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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Original price $367.00
Original price $367.00 - Original price $367.00
Original price $367.00
Current price $337.00
$337.00 - $337.00
Current price $337.00
Original price $135.00 - Original price $135.00
Original price $135.00
$135.00
$135.00 - $135.00
Current price $135.00

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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Original price $135.00 - Original price $135.00
Original price $135.00
$135.00
$135.00 - $135.00
Current price $135.00
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Original price $742.00
Original price $742.00 - Original price $742.00
Original price $742.00
Current price $697.00
$697.00 - $697.00
Current price $697.00

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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Original price $742.00
Original price $742.00 - Original price $742.00
Original price $742.00
Current price $697.00
$697.00 - $697.00
Current price $697.00
Original price $742.00
Original price $742.00 - Original price $742.00
Original price $742.00
Current price $652.00
$652.00 - $652.00
Current price $652.00

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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Original price $742.00
Original price $742.00 - Original price $742.00
Original price $742.00
Current price $652.00
$652.00 - $652.00
Current price $652.00
Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $337.00
$337.00 - $337.00
Current price $337.00

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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Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $337.00
$337.00 - $337.00
Current price $337.00
Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $345.00
$345.00 - $345.00
Current price $345.00

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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Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $345.00
$345.00 - $345.00
Current price $345.00
Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $345.00
$345.00 - $345.00
Current price $345.00

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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Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $345.00
$345.00 - $345.00
Current price $345.00
Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $322.00
$322.00 - $322.00
Current price $322.00

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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Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $322.00
$322.00 - $322.00
Current price $322.00
Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $337.00
$337.00 - $337.00
Current price $337.00

MERIS Polymoon Super-Modulated Delay Pedal

MERIS

In the 1970s and 1980s, experimental guitarists, such as Allan Holdsworth, Frank Zappa, and Robert Fripp, were pushing the boundaries of guitar ...

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Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $337.00
$337.00 - $337.00
Current price $337.00
Original price $172.00 - Original price $172.00
Original price $172.00
$172.00
$172.00 - $172.00
Current price $172.00

Pirate MIDI uLoop 4 Channel Bypass & MIDI Interface

Pirate MIDI

  4 mono loops, 2 stereo loops or a mix of either, in an enclosure that fits under the smallest pedalboards - only 22mm thick. Plus a USB MIDI Inte...

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Original price $172.00 - Original price $172.00
Original price $172.00
$172.00
$172.00 - $172.00
Current price $172.00
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Original price $217.00
Original price $217.00 - Original price $217.00
Original price $217.00
Current price $187.00
$187.00 - $187.00
Current price $187.00

Zoom A1 FOUR Acoustic Multi-Effects Pedal

Zoom

The A1 FOUR is preloaded with over 80 effects, including more than 35 new groundbreaking effects designed and engineered for acoustic instruments...

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Original price $217.00
Original price $217.00 - Original price $217.00
Original price $217.00
Current price $187.00
$187.00 - $187.00
Current price $187.00
Original price $247.00 - Original price $247.00
Original price $247.00
$247.00
$247.00 - $247.00
Current price $247.00

Keeley Noble Screamer 4-in-1 Overdrive & Boost Based on ODR-1 & TS808

Keeley Electronics

Imagine the ability to combine the best and defining characteristics of different overdrive & boost pedals in order to create hybrid sounds no...

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Original price $247.00 - Original price $247.00
Original price $247.00
$247.00
$247.00 - $247.00
Current price $247.00
Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $240.00
$240.00 - $240.00
Current price $240.00

Strymon UltraViolet Uni-Vibe inspired Stereo Chorus Vibrato w/ Blend & Bias

Strymon

Much more than a re-creation of the legendary Uni-Vibe effect, Strymon’s UltraViolet Vintage Vibe chorus and vibrato pedal elevates classic rock...

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Original price $375.00
Original price $375.00 - Original price $375.00
Original price $375.00
Current price $240.00
$240.00 - $240.00
Current price $240.00
Original price $1,799.00
Original price $1,799.00 - Original price $1,799.00
Original price $1,799.00
Current price $1,274.00
$1,274.00 - $1,274.00
Current price $1,274.00

Headrush PRIME Guitar & Vocal Processor w/ Multi Effects, AutoTune, Looper & Amp Modeller

HeadRush

Whether you’re a solo performer or a guitarist/vocalist extraordinaire, the Headrush Prime’s comprehensive array of guitar effects, amp models, voc...

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Original price $1,799.00
Original price $1,799.00 - Original price $1,799.00
Original price $1,799.00
Current price $1,274.00
$1,274.00 - $1,274.00
Current price $1,274.00
Original price $1,312.00
Original price $1,312.00 - Original price $1,312.00
Original price $1,312.00
Current price $1,046.00
$1,046.00 - $1,046.00
Current price $1,046.00

Headrush CORE Guitar & Vocal Processor w/ Multi Effect, AutoTune, Looper & Amp Modeller

HeadRush

Amps, pedals, cabs, mics, and more: the Headrush Core guitar multi-effects and vocal processor unit is an all-in-one rig replacement for guitarist...

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Original price $1,312.00
Original price $1,312.00 - Original price $1,312.00
Original price $1,312.00
Current price $1,046.00
$1,046.00 - $1,046.00
Current price $1,046.00
Original price $674.00
Original price $674.00 - Original price $674.00
Original price $674.00
Current price $484.00
$484.00 - $484.00
Current price $484.00

Headrush MX5 Amp Modelling Guitar Effect Processor

HeadRush

By combining stellar-sounding amp models and cabs with an impressive collection of pedals and effects, the Headrush MX5 Amp Modeling Guitar Effect ...

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Original price $674.00
Original price $674.00 - Original price $674.00
Original price $674.00
Current price $484.00
$484.00 - $484.00
Current price $484.00
Sold out
Original price $570.00
Original price $570.00 - Original price $570.00
Original price $570.00
Current price $484.00
$484.00 - $484.00
Current price $484.00

Universal Audio OX Stomp Stereo Guitar Cabinet Modeller w/ Dynamic IR, 1176 Compression, Reverb, Delay, EQ & More

Universal Audio

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

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Original price $570.00
Original price $570.00 - Original price $570.00
Original price $570.00
Current price $484.00
$484.00 - $484.00
Current price $484.00
Original price $195.00
Original price $195.00 - Original price $195.00
Original price $195.00
Current price $150.00
$150.00 - $150.00
Current price $150.00

TC Electronic AEON Handheld Infinite Sustainer

TC Electronic

Handheld Infinite Sustainer with Powerful Transducers in a Cool and Compact Build AEON is an infinite sustain device that produces powerful, pr...

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Original price $195.00
Original price $195.00 - Original price $195.00
Original price $195.00
Current price $150.00
$150.00 - $150.00
Current price $150.00
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Original price $270.00
Original price $270.00 - Original price $270.00
Original price $270.00
Current price $217.00
$217.00 - $217.00
Current price $217.00

Earthquaker Devices Ledges Tri-Dimensional Reverberation Machine

Earthquaker Devices

Ledges is a three-mode reverb with the ability to save and recall six presets and user-assignable expression control with loads of customisable op...

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Original price $270.00
Original price $270.00 - Original price $270.00
Original price $270.00
Current price $217.00
$217.00 - $217.00
Current price $217.00
Original price $412.00
Original price $412.00 - Original price $412.00
Original price $412.00
Current price $274.00
$274.00 - $274.00
Current price $274.00

Aguilar AGRO Overdrive Pedal V2

Aguilar

AGRO®BASS OVERDRIVEIconic Aguilar circuitry gets a fresh new look!Capable of producing everything from warm, tube-like overdrive to full-on distor...

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Original price $412.00
Original price $412.00 - Original price $412.00
Original price $412.00
Current price $274.00
$274.00 - $274.00
Current price $274.00
Original price $420.00
Original price $420.00 - Original price $420.00
Original price $420.00
Current price $319.00
$319.00 - $319.00
Current price $319.00

Aguilar FILTER TWIN FILTER Pedal V2

Aguilar

Iconic Aguilar circuitry gets a fresh new look! The Filter Twin® uses two identical filters sweeping in opposite directions – one up in fre...

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Original price $420.00
Original price $420.00 - Original price $420.00
Original price $420.00
Current price $319.00
$319.00 - $319.00
Current price $319.00