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

HTJ-WORKS Traditional Crystal JFET Pre-amp Inspired by TWO ROCK Amps

HTJ-Works

Introducing the Traditional Crystal JFET Preamp Pedal by HTJ-WORKS, the ultimate guitar effects pedal for guitarists looking to add the signatur...

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Original price $375.00 - Original price $375.00
Original price $375.00
$375.00
$375.00 - $375.00
Current price $375.00
Sold out
Original price $315.00 - Original price $315.00
Original price $315.00
$315.00
$315.00 - $315.00
Current price $315.00

HTJ-WORKS Ventura Overdrive Based on the TS808 Circuit

HTJ-Works

The HTJ-WORKS Ventura pedal is the ultimate guitar effects pedal for guitarists looking to add a touch of vintage warmth to their sound. Made in...

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Original price $315.00 - Original price $315.00
Original price $315.00
$315.00
$315.00 - $315.00
Current price $315.00
Original price $488.00 - Original price $488.00
Original price $488.00
$488.00
$488.00 - $488.00
Current price $488.00

HTJ-WORKS Valve Crystal 12AX7 Valve Tube Driven Preamp Inspired by the Dumble PRE-ORDER

HTJ-Works

The Valve Crystal Black Top- 12AX7 Tube Preamp is a high-quality preamp designed to deliver a clear, transparent tone and excellent gain characte...

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Original price $488.00 - Original price $488.00
Original price $488.00
$488.00
$488.00 - $488.00
Current price $488.00
Original price $300.00 - Original price $300.00
Original price $300.00
$300.00
$300.00 - $300.00
Current price $300.00

HTJ-WORKS Bright Horse Overdrive Based on the Klon Circuit Black

HTJ-Works

Introducing the Bright Horse, a versatile guitar effect pedal based on the Klon circuit that offers a wide range of tonal options. This pedal is ...

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Original price $300.00 - Original price $300.00
Original price $300.00
$300.00
$300.00 - $300.00
Current price $300.00
Original price $450.00 - Original price $450.00
Original price $450.00
$450.00
$450.00 - $450.00
Current price $450.00

HTJ-WORKS Hide & Seek Dual Overdrive Klon Centaur & TS10 in One

HTJ-Works

Introducing the Hide & Seek, a dual channel guitar effect pedal that combines the best of two classic circuits - the Klon Centaur and the Iba...

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Original price $450.00 - Original price $450.00
Original price $450.00
$450.00
$450.00 - $450.00
Current price $450.00
Original price $420.00
Original price $420.00 - Original price $420.00
Original price $420.00
Current price $323.00
$323.00 - $323.00
Current price $323.00

Earthquaker Devices Swiss Things Pedalboard Reconciler

Earthquaker Devices

  Swiss Things® combines two true-bypass Flexi-Switch® enabled effects loops, a Flexi-Switch® AB-Y box with transformer isolation between outputs, ...

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Original price $420.00
Original price $420.00 - Original price $420.00
Original price $420.00
Current price $323.00
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Current price $323.00
Original price $413.00
Original price $413.00 - Original price $413.00
Original price $413.00
Current price $262.00
$262.00 - $262.00
Current price $262.00

Earthquaker Devices Afterneath Eurorack Module Reveb Processor

Earthquaker Devices

reverb The Afterneath Eurorack Module brings the Otherworldly sounds from the effects pedal world right into your modular synthesizer with ...

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Original price $413.00
Original price $413.00 - Original price $413.00
Original price $413.00
Current price $262.00
$262.00 - $262.00
Current price $262.00
Original price $172.00
Original price $172.00 - Original price $172.00
Original price $172.00
Current price $150.00
$150.00 - $150.00
Current price $150.00

Earthquaker Devices Tentacle V2 Analog Octave Up

Earthquaker Devices

The Tentacle is a classic analog octave up effect. It is the very same octave from our beloved Hoof Reaper pedal. We got so many reque...

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Original price $172.00
Original price $172.00 - Original price $172.00
Original price $172.00
Current price $150.00
$150.00 - $150.00
Current price $150.00
Original price $338.00
Original price $338.00 - Original price $338.00
Original price $338.00
Current price $285.00
$285.00 - $285.00
Current price $285.00

Earthquaker Devices Rainbow Machine V2 Polyphonic Pitch Mesmerizer

Earthquaker Devices

This one is for experimenters, adventurists, and noisemakers. Totally not for purists and/or tone hounds. There are no “natural sounds” that co...

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Original price $338.00
Original price $338.00 - Original price $338.00
Original price $338.00
Current price $285.00
$285.00 - $285.00
Current price $285.00
Original price $292.00
Original price $292.00 - Original price $292.00
Original price $292.00
Current price $240.00
$240.00 - $240.00
Current price $240.00

Earthquaker Devices Organizer V2 Polyphonic Organ Emulator

Earthquaker Devices

The Organizer is a polyphonic organ emulator designed to mimic the organ tones of yesteryear crossed with the highly unique “Guitorgan.” It...

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Original price $292.00
Original price $292.00 - Original price $292.00
Original price $292.00
Current price $240.00
$240.00 - $240.00
Current price $240.00
Original price $338.00
Original price $338.00 - Original price $338.00
Original price $338.00
Current price $285.00
$285.00 - $285.00
Current price $285.00

Earthquaker Devices Data Corrupter Modulated Monophonic Harmonizing PLL

Earthquaker Devices

The Data Corrupter is a monophonic analog harmonizing PLL with modulation. It takes your input signal and brutally amplifies it into a crushin...

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Original price $338.00
Original price $338.00 - Original price $338.00
Original price $338.00
Current price $285.00
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Current price $285.00
Original price $262.00
Original price $262.00 - Original price $262.00
Original price $262.00
Current price $225.00
$225.00 - $225.00
Current price $225.00

Earthquaker Devices Bit Commander V2 Analog Octave Synth

Earthquaker Devices

The Bit Commander is a monophonic analog guitar synthesizer with four octaves of vintage square wave synth tones. Its no-nonsense ...

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Original price $262.00
Original price $262.00 - Original price $262.00
Original price $262.00
Current price $225.00
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Current price $225.00
Original price $292.00
Original price $292.00 - Original price $292.00
Original price $292.00
Current price $255.00
$255.00 - $255.00
Current price $255.00

Earthquaker Devices Sea Machine V3 Super Chorus

Earthquaker Devices

The Sea Machine is a chorus pedal with as many modulation possibilities as there are fish in the ocean. That’s a lot of fish. And a lot of modu...

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Original price $292.00
Original price $292.00 - Original price $292.00
Original price $292.00
Current price $255.00
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Current price $255.00
Original price $361.00
Original price $361.00 - Original price $361.00
Original price $361.00
Current price $255.00
$255.00 - $255.00
Current price $255.00

Earthquaker Devices Spatial Delivery V2 Envelope Filter W/ Sample & Hold

Earthquaker Devices

The Spatial Delivery is an oddball, a voltage controlled envelope filter that allows you to step outside the universe of funk while reinforcing ...

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Original price $361.00
Original price $361.00 - Original price $361.00
Original price $361.00
Current price $255.00
$255.00 - $255.00
Current price $255.00
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Original price $345.00
Original price $345.00 - Original price $345.00
Original price $345.00
Current price $262.00
$262.00 - $262.00
Current price $262.00

Earthquaker Devices Astral Destiny Modulated Octave Reverb

Earthquaker Devices

The Astral Destiny is a compact and powerful modulated octave reverb pedal that features 8 reverb modes with 8 editable presets, assignable exp...

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Original price $345.00
Original price $345.00 - Original price $345.00
Original price $345.00
Current price $262.00
$262.00 - $262.00
Current price $262.00
Original price $361.00
Original price $361.00 - Original price $361.00
Original price $361.00
Current price $255.00
$255.00 - $255.00
Current price $255.00

Earthquaker Devices Night Wire V2 Wide Range Harmonic Tremolo

Earthquaker Devices

Hey champ! Welcome to your brand new Night Wire! The Night Wire is a feature-rich harmonic tremolo. What is harmonic tremolo? In short, the sign...

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Original price $361.00
Original price $361.00 - Original price $361.00
Original price $361.00
Current price $255.00
$255.00 - $255.00
Current price $255.00
Sold out
Original price $270.00
Original price $270.00 - Original price $270.00
Original price $270.00
Current price $225.00
$225.00 - $225.00
Current price $225.00

Earthquaker Devices Hummingbird V4 Repeat Percussions Tremolo

Earthquaker Devices

Welcome to your new Hummingbird™ Repeat Percussion tremolo! The Hummingbird is a choppy, sawtooth tremolo modelled on the vintage “repeat percu...

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Original price $270.00
Original price $270.00 - Original price $270.00
Original price $270.00
Current price $225.00
$225.00 - $225.00
Current price $225.00
Original price $285.00
Original price $285.00 - Original price $285.00
Original price $285.00
Current price $262.00
$262.00 - $262.00
Current price $262.00

Earthquaker Devices Grand Orbiter V3 Phase Machine

Earthquaker Devices

The Grand Orbiter™ is a 4 stage OTA-based phaser with a diverse feature set that can go from stationary and resonant to slow and mellow and on t...

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Original price $285.00
Original price $285.00 - Original price $285.00
Original price $285.00
Current price $262.00
$262.00 - $262.00
Current price $262.00
Original price $270.00
Original price $270.00 - Original price $270.00
Original price $270.00
Current price $225.00
$225.00 - $225.00
Current price $225.00

Earthquaker Devices Aqueduct Vibrato, Rotary & Pitch Mod

Earthquaker Devices

Aqueduct™ is a vintage-inspired pitch vibrato with eight modulation modes delivering synth-like sonar pulses, touch-sensitive frequency modulati...

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Original price $270.00
Original price $270.00 - Original price $270.00
Original price $270.00
Current price $225.00
$225.00 - $225.00
Current price $225.00
Original price $292.00
Original price $292.00 - Original price $292.00
Original price $292.00
Current price $255.00
$255.00 - $255.00
Current price $255.00

Earthquaker Devices Ghost Echo V3 Vintage Voiced Reverb

Earthquaker Devices

You hear that EVP, bud? It’s the all new, extra spook-tacular, Ghost Echo calling out from beyond the void! The Ghost Echo is EarthQuaker spook...

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Original price $292.00
Original price $292.00 - Original price $292.00
Original price $292.00
Current price $255.00
$255.00 - $255.00
Current price $255.00
Original price $172.00
Original price $172.00 - Original price $172.00
Original price $172.00
Current price $142.00
$142.00 - $142.00
Current price $142.00

Earthquaker Devices Special Cranker Analog Distortion Overdrive

Earthquaker Devices

The Special Cranker™ is an all-discrete analog distortion enhancement device designed to give your signal some extra grit and boost without drast...

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Original price $172.00
Original price $172.00 - Original price $172.00
Original price $172.00
Current price $142.00
$142.00 - $142.00
Current price $142.00
Original price $307.00
Original price $307.00 - Original price $307.00
Original price $307.00
Current price $240.00
$240.00 - $240.00
Current price $240.00

Earthquaker Devices Time Shadow V2 Subharmonic Multi-Delay Resonator

Earthquaker Devices

This joint collaboration between EarthQuaker Devices and Death By Audio is a major update to the original Time Shadows that was released in 2020 a...

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Original price $307.00
Original price $307.00 - Original price $307.00
Original price $307.00
Current price $240.00
$240.00 - $240.00
Current price $240.00
Original price $488.00
Original price $488.00 - Original price $488.00
Original price $488.00
Current price $375.00
$375.00 - $375.00
Current price $375.00

Earthquaker Devices Avalanche Run V2 Stereo Reverb & Delay With Tap Tempo

Earthquaker Devices

The Avalanche Run is a dreamy stereosonic exploratory multi-tool that includes up to 2 seconds of delay time, reverse delay, tap tempo with ...

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Original price $488.00
Original price $488.00 - Original price $488.00
Original price $488.00
Current price $375.00
$375.00 - $375.00
Current price $375.00
Original price $307.00
Original price $307.00 - Original price $307.00
Original price $307.00
Current price $247.00
$247.00 - $247.00
Current price $247.00

Earthquaker Devices Afterneath V3 Enhanced Otherworldly Reverberator

Earthquaker Devices

The Afterneath sounds a lot like it looks – a wizard bursting forth from ethereal cave and ready for the ambient battle. You are the wizard – ...

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Original price $307.00
Original price $307.00 - Original price $307.00
Original price $307.00
Current price $247.00
$247.00 - $247.00
Current price $247.00