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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.

KarDian | IRODORI | On Board Preamp Boost Character Module (IRODORI) - Gsus4
KarDian | IRODORI | On Board Preamp Boost Character Module (IRODORI) - Gsus4
$299.00 - $299.00
$299.00
$299.00
$299.00 - $299.00
$299.00

KarDian | IRODORI | On Board Preamp Boost Character Module

KarDiaN

Beeline Treatment by irodori onboard"irodori" was born in 2017 by Mr. Imanishi of Limetone Audio. It was the winner of that year's effects contest...

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$299.00 - $299.00
$299.00
$299.00
$299.00 - $299.00
$299.00
KarDian | IODOFORM "SILVER" | On Board Overdrive Character Module (IODOFORM) - Gsus4
KarDian | IODOFORM "SILVER" | On Board Overdrive Character Module (IODOFORM) - Gsus4
$249.00 - $249.00
$249.00
$249.00
$249.00 - $249.00
$249.00

KarDian | IODOFORM "SILVER" | On Board Overdrive Character Module

KarDiaN

"Iodoform" is not an onboard preamp. Rather than amplifying and flavouring the sound as a preamp, Iodoform was developed from the perspective of ac...

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$249.00 - $249.00
$249.00
$249.00
$249.00 - $249.00
$249.00
Lehle | Sunday Driver SW II | Preamp and Buffer | for Electric and Acoustic Instruments (LHSDSW2) - Gsus4
Lehle | Sunday Driver SW II | Preamp and Buffer | for Electric and Acoustic Instruments (LHSDSW2) - Gsus4
$399.00
$399.00 - $399.00
$399.00
$359.00
$359.00 - $359.00
$359.00

Lehle | Sunday Driver SW II | Preamp and Buffer | for Electric and Acoustic Instruments

Lehle

The LEHLE SUNDAY DRIVER SW II  is a compact high-end preamp for all types of electric and acoustic instruments – a preamp for ele...

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$399.00
$399.00 - $399.00
$399.00
$359.00
$359.00 - $359.00
$359.00
Blackstar | AMPED 1 | DEPT 10 | 100 Watt Amp Pedal (BS - AMPED1) - Gsus4
Blackstar | AMPED 1 | DEPT 10 | 100 Watt Amp Pedal (BS - AMPED1) - Gsus4
$1,099.00
$1,099.00 - $1,099.00
$1,099.00
$749.00
$749.00 - $749.00
$749.00

Blackstar | AMPED 1 | DEPT 10 | 100 Watt Amp Pedal

Blackstar

AMPED 1 is a professional 100 Watt guitar amp in a compact pedal. It turns any pedalboard, modeller, or multi-effector into a performance ready am...

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$1,099.00
$1,099.00 - $1,099.00
$1,099.00
$749.00
$749.00 - $749.00
$749.00
Limetone | IRODORI NEST | Junction Box w/ Irodori Buffer | Active & Passive Preamp (LTIRODORINEST) - Gsus4
Limetone | IRODORI NEST | Junction Box w/ Irodori Buffer | Active & Passive Preamp (LTIRODORINEST) - Gsus4
$399.00 - $399.00
$399.00
$399.00
$399.00 - $399.00
$399.00

Limetone | IRODORI NEST | Junction Box w/ Irodori Buffer | Active & Passive Preamp

Limetone

The Irodori Nest is a Junction box equipped with Limetone Audio's acclaimed Irodori buffer / preamp that is also controllable with a dip switch ...

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$399.00 - $399.00
$399.00
$399.00
$399.00 - $399.00
$399.00
Jackson Audio | 1484 TWIN TWELVE | Based on The Silvertone Amplifier (JA - 1484) - Gsus4
Jackson Audio | 1484 TWIN TWELVE | Based on The Silvertone Amplifier (JA - 1484) - Gsus4
Sold out
$549.00
$549.00 - $549.00
$549.00
$489.00
$489.00 - $489.00
$489.00

Jackson Audio | 1484 TWIN TWELVE | Based on The Silvertone Amplifier

Jackson Audio

In 1963, history was made with the release of the Silvertone Twin Twelve Amplifier.Originally listed in the sears catalog as the 1484, the Twin Tw...

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$549.00
$549.00 - $549.00
$549.00
$489.00
$489.00 - $489.00
$489.00
Sold out
Very Good Amp Co | EP Drive V3 | Echoplex Preamp Boost & Tone Shaper | Black (VGOOD - EPdrive - Black) - Gsus4
$389.00
$389.00 - $389.00
$389.00
$299.00
$299.00 - $299.00
$299.00

Very Good Amp Co | EP Drive V3 | Echoplex Preamp Boost & Tone Shaper | Black | SYDNEY PICK-UP ONLY

Very Good Amp Co

  Echoplex Preamp meets low gain overdrive.  Two circuits that can be used independently or together.    Echoplex preamp based boost/tone shape...

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$389.00
$389.00 - $389.00
$389.00
$299.00
$299.00 - $299.00
$299.00
Very Good Amp Co | EP Drive V3 | Echoplex Preamp Boost & Tone Shaper | White (VGOOD - EPdrive - White) - Gsus4
$389.00
$389.00 - $389.00
$389.00
$299.00
$299.00 - $299.00
$299.00

Very Good Amp Co | EP Drive V3 | Echoplex Preamp Boost & Tone Shaper | White | SYDNEY PICK-UP ONLY

Very Good Amp Co

Echoplex Preamp meets low gain overdrive.  Two circuits that can be used independently or together.    Echoplex preamp based boost/tone shaper w...

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$389.00
$389.00 - $389.00
$389.00
$299.00
$299.00 - $299.00
$299.00
Drybell | The Engine | Foundation Preamp | Treble Booster & EQ | Plexi in a Box (DB - TheEngine) - Gsus4
Drybell | The Engine | Foundation Preamp | Treble Booster & EQ | Plexi in a Box (DB - TheEngine) - Gsus4
Sold out
$525.00 - $525.00
$525.00
$525.00
$525.00 - $525.00
$525.00

Drybell | The Engine | Foundation Preamp | Treble Booster & EQ | Plexi in a Box

Drybell

The Engine is a highly versatile and fully analog foundation preamp pedal with distinct voicing inspired by 60’s British classic ampsand sounds. ...

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$525.00 - $525.00
$525.00
$525.00
$525.00 - $525.00
$525.00
Sold out
Catalinbread | Dreamcoat | Preamp | Based on the Blackmores Aiwa TP - 1011 (CB - DreamCoat) - Gsus4
Catalinbread | Dreamcoat | Preamp | Based on the Blackmores Aiwa TP - 1011 (CB - DreamCoat) - Gsus4
Sold out
$299.00
$299.00 - $299.00
$299.00
$269.00
$269.00 - $269.00
$269.00

Catalinbread | Dreamcoat | Preamp | Based on the Blackmores Aiwa TP-1011

Catalinbread

What began as an exploration of Ritchie Blackmore’s tone evolved into a multidimensional gain machine capable of anything between unruly sputtery...

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$299.00
$299.00 - $299.00
$299.00
$269.00
$269.00 - $269.00
$269.00
Sold out
Catalinbread | Epoch Boost EP - 3 | Preamp, Buffer & Boost (CB - Epoch Boost) - Gsus4
$229.00 - $229.00
$229.00
$229.00
$229.00 - $229.00
$229.00

Catalinbread | Epoch Boost EP-3 | Preamp, Buffer & Boost

Catalinbread

The Epoch Boost simplifies the Catalinbread Epoch Pre into a pedalboard-friendly an exact-replica of the infamous EP-3 preamp (even down to mixer...

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$229.00 - $229.00
$229.00
$229.00
$229.00 - $229.00
$229.00
Aguilar | DB925 | Bass Preamp Pedal | Broadband EQ Bass & Treble (db - 925) - Gsus4
$399.00
$399.00 - $399.00
$399.00
$319.00
$319.00 - $319.00
$319.00

Aguilar | DB925 | Bass Preamp Pedal | Broadband EQ Bass & Treble

Aguilar

Inspired by its predecessor, the legendary DB 924, this discrete all-FET preamp delivers powerful broadband boost in a lightweight, space saving ...

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$399.00
$399.00 - $399.00
$399.00
$319.00
$319.00 - $319.00
$319.00
Strymon | DECO V2 | Tape Saturation & Doubletracker Delay Pedal | w/ Analogue JFET & ARM DSP (SN - DECO - 2) - Gsus4
Strymon | DECO V2 | Tape Saturation & Doubletracker Delay Pedal | w/ Analogue JFET & ARM DSP (SN - DECO - 2) - Gsus4
$749.00
$749.00 - $749.00
$749.00
$599.00
$599.00 - $599.00
$599.00

Strymon | DECO V2 | Tape Saturation & Doubletracker Delay Pedal | w/ Analogue JFET & ARM DSP

Strymon

There's something undeniably special regarding the characteristic odd-order harmonic saturation and unpredictable artifacts that occur when using...

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$749.00
$749.00 - $749.00
$749.00
$599.00
$599.00 - $599.00
$599.00
Xotic | Super Sweet Booster | Class A Preamp w/ JRC4558 | w/ EQ Dip Switch (XE - SSB) - Gsus4
Xotic | Super Sweet Booster | Class A Preamp w/ JRC4558 | w/ EQ Dip Switch (XE - SSB) - Gsus4
$249.00
$249.00 - $249.00
$249.00
$225.00
$225.00 - $225.00
$225.00

Xotic | Super Sweet Booster | Class A Preamp w/ JRC4558 | w/ EQ Dip Switch

Xotic Effects

Super sweet sounding high performance Class A preamplifier built around the famous JRC4558 chip with +20dB gain to push your amp over the edge. ...

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$249.00
$249.00 - $249.00
$249.00
$225.00
$225.00 - $225.00
$225.00
Xotic | EP Booster | Clean Boost based on EP - 3 Preamp (EPBOOSTER) - Gsus4
Xotic | EP Booster | Clean Boost based on EP - 3 Preamp (EPBOOSTER) - Gsus4
Sold out
$229.00 - $229.00
$229.00
$229.00
$229.00 - $229.00
$229.00

Xotic | EP Booster | Clean Boost based on EP-3 Preamp

Xotic Effects

What do the tones of renowned guitarist such as Page, EVH and Johnson have in common? They all used the legendary echo machine EP-3 as a pre-amp....

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$229.00 - $229.00
$229.00
$229.00
$229.00 - $229.00
$229.00
Sold out
Xotic | BB Preamp V1.5 | All In One Overdrive, Distortion, Clean Boost (RGS - XOTIC - BBPRE) - Gsus4
Xotic | BB Preamp V1.5 | All In One Overdrive, Distortion, Clean Boost (RGS - XOTIC - BBPRE) - Gsus4
$309.00 - $309.00
$309.00
$309.00
$309.00 - $309.00
$309.00

Xotic | BB Preamp V1.5 | All In One Overdrive, Distortion, Clean Boost

Xotic Effects

» The BB Preamp offers a wide variety of sounds. It's capable of a 30dB+ clean boost with an adjustable ±15dB two band active EQ which adds a wi...

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$309.00 - $309.00
$309.00
$309.00
$309.00 - $309.00
$309.00
Cornerstone | GLADIO | Preamp Overdrive based on Dumble Amp (CS - GLADIO - SINGLE) - Gsus4
Sold out
$499.00 - $499.00
$499.00
$499.00
$499.00 - $499.00
$499.00

Cornerstone | GLADIO SC | Preamp Overdrive Based on Dumble Amp

Cornerstone

Gladio SC (single channel), is designed to offer the same sound of the "big brother" Gladio but in a smaller and compact size.While the Gladio do...

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$499.00 - $499.00
$499.00
$499.00
$499.00 - $499.00
$499.00
Sold out
Greer Amps | SOMA 63 | Vintage PreAmp (Greer - SOMA63) - Gsus4
Greer Amps | SOMA 63 | Vintage PreAmp (Greer - SOMA63) - Gsus4
$339.00 - $339.00
$339.00
$339.00
$339.00 - $339.00
$339.00

Greer Amps | SOMA 63 | Vintage PreAmp

Greer Amps

Enclosure Dimensions (in):  4.77" x 2.6" x 1.39" Power:  9-18 volt neg. center pin ONLY.   Current draw:  10mA @ 9v, 18mA @ 18V.  A brave new wo...

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$339.00 - $339.00
$339.00
$339.00
$339.00 - $339.00
$339.00
Greer Amps | Royal Velvet (Greer - Royal - Velvet) - Gsus4
Greer Amps | Royal Velvet (Greer - Royal - Velvet) - Gsus4
$319.00 - $319.00
$319.00
$319.00
$319.00 - $319.00
$319.00

Greer Amps | Royal Velvet

Greer Amps

Enclosure Dimensions (in):  4.77" x 2.6" x 1.39" Power:  9-18 volt neg. center pin ONLY.   Current draw:  15mA @ 9v. Greer Amps expands the XFR ...

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$319.00 - $319.00
$319.00
$319.00
$319.00 - $319.00
$319.00
LR Baggs | MIXPRO | Belt Clip | Dual Channel | Preamp (LRBMIXPRO) - Gsus4
Sold out
$365.00
$365.00 - $365.00
$365.00
$328.00
$328.00 - $328.00
$328.00

LR Baggs | MIXPRO | Belt Clip | Dual Channel | Preamp

LR Baggs

Dual Channel Belt Clip Preamp. All-discrete class A circuitry for sweet, transparent sound. Entirely passive EQ circuitry adds no distortion to ma...

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$365.00
$365.00 - $365.00
$365.00
$328.00
$328.00 - $328.00
$328.00
Sold out
LR Baggs | VENUE DI | Preamp DI w/ Boost, 5 - Band EQ & Tuner (LRBVEN - DI) - Gsus4
LR Baggs | VENUE DI | Preamp DI w/ Boost, 5 - Band EQ & Tuner (LRBVEN - DI) - Gsus4
$749.00
$749.00 - $749.00
$749.00
$549.00
$549.00 - $549.00
$549.00

LR Baggs | VENUE DI | Preamp DI w/ Boost, 5-Band EQ & Tuner

LR Baggs

Every Tool You Need in One Acoustic Pedal We created the Venue DI so you can travel light, set up fast and sound incredible anywhere you plug in...

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$749.00
$749.00 - $749.00
$749.00
$549.00
$549.00 - $549.00
$549.00
LR Baggs | PARA - DI | Acoustic Guitar Preamp | w/ 5 - Band EQ (LRBPARA - DI) - Gsus4
LR Baggs | PARA - DI | Acoustic Guitar Preamp | w/ 5 - Band EQ (LRBPARA - DI) - Gsus4
Sold out
$565.00
$565.00 - $565.00
$565.00
$449.00
$449.00 - $449.00
$449.00

LR Baggs | PARA-DI | Acoustic Guitar Preamp | w/ 5-Band EQ

LR Baggs

Get ready for a great live performance with this LR Baggs Para DI acoustic guitar direct box and preamp. A five-band equaliser lets you shape you...

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$565.00
$565.00 - $565.00
$565.00
$449.00
$449.00 - $449.00
$449.00
Sold out
LR Baggs | GIGPRO | Belt Clip | Preamp (LRBGIGPRO) - Gsus4
Sold out
$279.00
$279.00 - $279.00
$279.00
$249.00
$249.00 - $249.00
$249.00

LR Baggs | GIGPRO | Belt Clip | Preamp

LR Baggs

The Gigpro is an all-discrete Class A single channel beltclip preamp that eliminates the need for active electronics on your prized instrument. It...

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$279.00
$279.00 - $279.00
$279.00
$249.00
$249.00 - $249.00
$249.00
Sold out
DSM & Humboldt | SILVER LININGS | Overdrive / Preamp / Boost Engine (DSM - Silverlinings) - Gsus4
DSM & Humboldt | SILVER LININGS | Overdrive / Preamp / Boost Engine (DSM - Silverlinings) - Gsus4
$479.00 - $479.00
$479.00
$479.00
$479.00 - $479.00
$479.00

DSM & Humboldt | SILVER LININGS | Overdrive / Preamp / Boost Engine

DSM & Humboldt

A Myriad of Tones at Your Control Designed to bring inspiration to musicians, the Silver Linings drive/preamp pedal from DSM Humboldt Electron...

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$479.00 - $479.00
$479.00
$479.00
$479.00 - $479.00
$479.00