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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.

Original price $629.00
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Original price $629.00
Current price $579.00
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Current price $579.00

ZVEX | Fuzz Factory 7 | Original Iconic Fuzz | Vexter USA Series

ZVEX

Expanded fuzz, germanium magic, and total sonic chaos. The Fuzz Factory 7™ takes the iconic ZVEX fuzz circuit and launches it into a whole new di...

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Original price $629.00
Original price $629.00 - Original price $629.00
Original price $629.00
Current price $579.00
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Current price $579.00
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Original price $239.00 - Original price $239.00
Original price $239.00
$239.00
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Current price $239.00

ZVEX | Fuzzolo | Fuzz Pedal

ZVEX

ZVEX managed to squeeze this wild fuzz machine into a small box to save real estate on pedal boards. This fuzz pedal has great bite and cuts throug...

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Original price $239.00 - Original price $239.00
Original price $239.00
$239.00
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Current price $239.00
Original price $399.00 - Original price $399.00
Original price $399.00
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Current price $399.00

ZVEX | Woolly Mammoth | Fuzz Pedal | Vexter Series

ZVEX

Although originally created for bass, the ZVEX Woolly Mammoth quickly become a guitarist fan favourite as it packs some of the dirtiest low fuzz to...

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Original price $399.00 - Original price $399.00
Original price $399.00
$399.00
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Current price $399.00
Original price $329.00
Original price $329.00 - Original price $329.00
Original price $329.00
Current price $299.00
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Current price $299.00

ZVEX | Fuzz Factory Vertical | Original Iconic Fuzz | Vexter Series

ZVEX

The Fuzz Factory is ZVEX's flagship pedal, and a true modern classic. Putting the brand on the map back in the mid-to-late '90s, the Fuzz Factory ...

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Original price $329.00
Original price $329.00 - Original price $329.00
Original price $329.00
Current price $299.00
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Current price $299.00
Original price $359.00 - Original price $359.00
Original price $359.00
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Current price $359.00

ZVEX | Fat Fuzz Factory | Original Iconic Fuzz w/ Toggle Switch | Vexter Series

ZVEX

This pedal takes the standard ZVEX Fuzz Factory formula down into sub-octave abyss! Featuring all of the same features found on ZVEX's flagship fu...

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Original price $359.00 - Original price $359.00
Original price $359.00
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Current price $359.00
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Original price $329.00 - Original price $329.00
Original price $329.00
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Current price $329.00

ZVEX | Fuzz Factory | Original Iconic Fuzz | Vexter Series

ZVEX

The Fuzz Factory is ZVEX's flagship pedal, and a true modern classic. Putting the brand on the map back in the mid-to-late '90s, the Fuzz Factory ...

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Original price $329.00 - Original price $329.00
Original price $329.00
$329.00
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Current price $329.00
Original price $349.00
Original price $349.00 - Original price $349.00
Original price $349.00
Current price $329.00
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Current price $329.00

ZVEX | '59 Sound Vertical | Tweed Bassman In A Box | Vexter USA Series

ZVEX

Experience the legendary sound of the '59 Tweed Fender Bassman in a compact pedal with the ZVEX Effects '59 Sound. This pedal captures the essence ...

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Original price $349.00
Original price $349.00 - Original price $349.00
Original price $349.00
Current price $329.00
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Current price $329.00
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Original price $429.00
Original price $429.00 - Original price $429.00
Original price $429.00
Current price $399.00
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Current price $399.00

ZVEX | Vibrophase Vertical | Vibrato & Phaser Pedal | Vexter Series

ZVEX

A few years ago ZVEX Effects released the Candela Vibrophase, a candle-powered vibrato/phaser machined from solid brass and glass that used a mix ...

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Original price $429.00
Original price $429.00 - Original price $429.00
Original price $429.00
Current price $399.00
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Current price $399.00
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Original price $349.00
Original price $349.00 - Original price $349.00
Original price $349.00
Current price $329.00
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Current price $329.00

ZVEX | Box of Rock Vertical | Distortion & Boost | Vexter USA Series

ZVEX

The ZVEX Effects Box of Rock is an extremely popular distortion pedal. Able to accurately imitate the iconic tones of a cranked Marshall JTM45 amp...

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Original price $349.00
Original price $349.00 - Original price $349.00
Original price $349.00
Current price $329.00
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Current price $329.00
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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $369.00
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Current price $369.00

ZVEX | Box of Rock | Distortion & Boost | Vexter Series

ZVEX

The ZVEX Effects Box of Rock is an extremely popular distortion pedal. Able to accurately imitate the iconic tones of a cranked Marshall JTM45 amp...

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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $369.00
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Current price $369.00
Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $349.00
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Current price $349.00

ZVEX | Instant Lo-Fi Junky Vertical | Compressor & Chorus Pedal | Vexter Series

ZVEX

ZVEX have a reputation for their niche and otherworldly guitar effects, used by experimental players to attain simply mind-blowing sounds! The Ins...

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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $349.00
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Current price $349.00
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Original price $319.00
Original price $319.00 - Original price $319.00
Original price $319.00
Current price $299.00
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Current price $299.00

ZVEX | Super Hard On (SHO) | Clean Boost Pedal | Vexter Series

ZVEX

The ZVEX Super Hard On is a bone-head simple boost pedal that'll seriously raise your tone! With an ultra-transparent sound, the Super Hard On adds...

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Original price $319.00
Original price $319.00 - Original price $319.00
Original price $319.00
Current price $299.00
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Original price $279.00 - Original price $279.00
Original price $279.00
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Current price $279.00

ZVEX | Mastortron | Silicon Fuzz | Vexter Series

ZVEX

The Zvex Effects Vexter Mastotron is a sub-heavy silicon fuzz with a twist. With a three-way sub-control switch, you can unlock flexible fuzz tones...

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Original price $279.00 - Original price $279.00
Original price $279.00
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Current price $279.00
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Original price $279.00 - Original price $279.00
Original price $279.00
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ZVEX | Distortron | Distortion Pedal | Vester Series

ZVEX

Zvex Effects have redesigned their Box of Rock’s Distortion Engine to create the modified Vexter Distortron, giving you even more gain and a sub-co...

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Original price $279.00 - Original price $279.00
Original price $279.00
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Current price $279.00
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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $369.00
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Current price $369.00

ZVEX | Double Rock | Distortion & Boost Pedal | Vexter Series

ZVEX

The ZVEX Effects Double Rock is essentially a dual-channel distortion pedal that features two 'Box of Rock' circuits within a super-compact enclos...

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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $369.00
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Current price $369.00
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Original price $369.00
Original price $369.00 - Original price $369.00
Original price $369.00
Current price $339.00
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Current price $339.00

ZVEX | Fuzz Probe | w/ Proximity Sensor Control | Vexter Series

ZVEX

The Fuzz Probe follows in the footsteps of ZVEX's infamous Fuzz Factory pedal, but allows you to make on-the-fly adjustments to its sound for chao...

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Original price $369.00
Original price $369.00 - Original price $369.00
Original price $369.00
Current price $339.00
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Current price $339.00
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Original price $499.00 - Original price $499.00
Original price $499.00
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Current price $499.00

ZVEX | Jonny Octave | Analog Octave-Up Pedal | Hand Painted

ZVEX

Take your solos into another dimension with the Jonny Octave™ – a compact, hand-painted analog octave-up pedal that adds shimmering, harmonically r...

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Original price $499.00 - Original price $499.00
Original price $499.00
$499.00
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Current price $499.00
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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $349.00
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Current price $349.00

ZVEX | Instant Lo-Fi Junky | Compressor & Chorus Pedal | Vexter Series

ZVEX

ZVEX have a reputation for their niche and otherworldly guitar effects, used by experimental players to attain simply mind-blowing sounds! The Ins...

View full details
Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $349.00
$349.00 - $349.00
Current price $349.00
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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $369.00
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Current price $369.00

ZVEX | Sonar | Tremolo Pedal | Vexter Series

ZVEX

The ZVEX Sonar isn't your typical tremolo pedal. A dream for experimentalists, the scintillating Sonar can chop up practically any audio signal fe...

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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $369.00
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Current price $369.00
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Original price $479.00 - Original price $479.00
Original price $479.00
$519.00
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Current price $519.00

Origin Effects | DCX BASS Black Edition | Tone Shaper & Overdrive | w/ Adaptive Circuitry | Inspired by UA 610 Studio Preamp

Origin Effects

Origin Effects has your bass tone covered with the DCX Bass tone shaper & drive pedal. Inspired by a classic mic preamp used on iconic recordi...

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Original price $479.00 - Original price $479.00
Original price $479.00
$519.00
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Original price $699.00
Original price $699.00 - Original price $699.00
Original price $699.00
Current price $629.00
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Current price $629.00

Empress Effects | Bass ParaEQ MK2 | Dedicated Tool for Low-End Tone Shaping

Empress Effects

The Empress Bass ParaEq brings the full control and transparency of the ParaEq MKII Deluxe to a pedal designed specifically for bassists. As the on...

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Original price $699.00
Original price $699.00 - Original price $699.00
Original price $699.00
Current price $629.00
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Current price $629.00
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Original price $229.00
Original price $229.00 - Original price $229.00
Original price $229.00
Current price $199.00
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Current price $199.00

Walrus | Canvas NANO | Line Isolator

Walrus Audio

You are the artist. Your sound is the paint, and this is your canvas. Canvas Nano Line Isolator (LI) is a compact line isolator designed to be an i...

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Original price $229.00
Original price $229.00 - Original price $229.00
Original price $229.00
Current price $199.00
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Current price $199.00
Original price $599.00
Original price $599.00 - Original price $599.00
Original price $599.00
Current price $549.00
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Current price $549.00

Walrus | CANVAS POWER HP+ Plus | Low Profile Pedal Power Supply | w/ Power Brick AU Adapter | Suitable for Quad Cortex & HX Stomp

Walrus Audio

Canvas Power HP Plus is the perfect power solution for hybrid rigs running pedals, modelers, and/or multieffect pedals, allowing you to power even...

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Original price $599.00
Original price $599.00 - Original price $599.00
Original price $599.00
Current price $549.00
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Current price $549.00
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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $379.00
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Current price $379.00

Walrus | Canvas Power HP | Low Profile Pedal Power Supply | w/ Power Brick AU Adapter | Suitable for Quad Cortex & HX Stomp

Walrus Audio

The Canvas Power HP allows you to power the thirstiest of modelers and pedals with a massive 3A (three Amp, or 3,000mA) output. The HP also has 3 i...

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Original price $399.00
Original price $399.00 - Original price $399.00
Original price $399.00
Current price $379.00
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Current price $379.00