Interface Modules

74 instruments available

Shop Interface Modules 2026

NANO Modules ST-OUT - Interface Modules

NANO Modules ST-OUT

Interface Modules

$149
Eurorack Module, Stereo output module for Eurorack systems, Switchable drive level (soft / hard),...
4.8 Expert Rating
NANO Modules ST-IN - Interface Modules

NANO Modules ST-IN

Interface Modules

$149
Eurorack Module, Stereo input module and preamp for line signals, Gain control (+30 dB) and tilt...
4.8 Expert Rating
ADDAC 220 Dual Envelope Follower+ - Interface Modules

ADDAC 220 Dual Envelope Follower+

Interface Modules

$369
Eurorack Module, 2-channel envelope follower with analogue input stage and digital...
4.7 Expert Rating
Doepfer A-119-2 - Interface Modules

Doepfer A-119-2

Interface Modules

$72
Eurorack Module, Dual input amplifier, 2-Channel amplifier for audio signals and control voltages, Per...
4.6 Expert Rating
Intellijel Designs Stereo I/O 1U - Interface Modules

Intellijel Designs Stereo I/O 1U

Interface Modules

$237
Eurorack Module, Input/output module for audio signals, Two inputs for external...
4.8 Expert Rating
Expert Sleepers Disting NT - Interface Modules

Expert Sleepers Disting NT

Interface Modules

$768
Eurorack Module, Multifunctional module with more than 80 algorithms, including quantisers,...
4.6 Expert Rating
Expert Sleepers ES-10 - Interface Modules

Expert Sleepers ES-10

Interface Modules

$395
Eurorack Module, 8-Channel ADAT interface, Converts 8 ADAT inputs/outputs to analogue audio or...
4.6 Expert Rating
4ms Meta Module - Interface Modules

4ms Meta Module

Interface Modules

$692
Eurorack Module, Multifunctional module that calculates emulations of individual modules, entire...
5 Expert Rating
Befaco MIDI Thing V2 - Interface Modules

Befaco MIDI Thing V2

Interface Modules

$351
Eurorack Module, Configurable MIDI to CV converter, 12 Outputs, each of which can be configured...
4.8 Expert Rating
ADDAC 309 CV to Expression - Interface Modules

ADDAC 309 CV to Expression

Interface Modules

$83
Eurorack Module, Allows the use of CV signals on expression pedal inputs of effect devices,...
5 Expert Rating
Behringer Cu1A - Interface Modules

Behringer Cu1A

Interface Modules

$94
Eurorack Module, Two-Channel USB-C Audio Interface, 48 kHz Converter, Headphone connection with volume...
5 Expert Rating
Intellijel Designs Stomp - Interface Modules

Intellijel Designs Stomp

Interface Modules

$230
Eurorack Module, Effect pedal interface with expression control and LFO, Send and return...
4.9 Expert Rating
XAOC Devices Drezno II - Interface Modules

XAOC Devices Drezno II

Interface Modules

$303
Eurorack Module, Binary signal processor with AD/DA converter, Generates and processes analog...
4.9 Expert Rating
Intellijel Designs Audio I/O (2023) - Interface Modules

Intellijel Designs Audio I/O (2023)

Interface Modules

$307
Eurorack Module, Compatible with Intellijel Designs Mixup, Outs, Stereo Mixer 1U,...
4.9 Expert Rating
Befaco 1U Out - Interface Modules

Befaco 1U Out

Interface Modules

$98
Audio Interface, Stereo input (2 x 3.5 mm jack) with level control, Switchable cue input, Stereo...
4.8 Expert Rating
Befaco 1U STAmp - Interface Modules

Befaco 1U STAmp

Interface Modules

$87
Stereo Amplifier for External Signals, Audio input (3.5 mm stereo jack) with level control, 3...
4.9 Expert Rating
Bastl Instruments 1983 - Interface Modules

Bastl Instruments 1983

Interface Modules

$252
Eurorack Module, Polyphonic MIDI to CV/Gate interface, 4 Channels with CV and gate output that...
4.9 Expert Rating
Hexinverter Électronique Mutant Brain - Interface Modules

Hexinverter Électronique Mutant Brain

Interface Modules

$229
Eurorack Module, Multi-channel MIDI to CV/Gate interface, MIDI input (5-pin...
4.7 Expert Rating
ADDAC 710 Balanced Outputs - Interface Modules

ADDAC 710 Balanced Outputs

Interface Modules

$193
Eurorack Module, Two-channel DI module with output transformers, Suitable for adapting...
4.7 Expert Rating
ADDAC 711 Balanced Inputs - Interface Modules

ADDAC 711 Balanced Inputs

Interface Modules

$274
Eurorack Module, Two-channel DI module with input transformers, Suitable for adapting...
4.6 Expert Rating
4ms Listen IO - Interface Modules

4ms Listen IO

Interface Modules

$142
Eurorack Module, Stereo audio interface, 2 Inputs for external signals, e.g.: synthesiser, effect...
4.6 Expert Rating
Frap Tools CGM Masterone - Interface Modules

Frap Tools CGM Masterone

Interface Modules

$347
Master Module For The CGM Creative Mixer System, Up to four CGM Group can be connected to one...
4.8 Expert Rating
Behringer CM1A - Interface Modules

Behringer CM1A

Interface Modules

$44
Eurorack module, MIDI-to-CV interface, 16Bit converter, Monophonic and duophonic operation possible, 2...
4.6 Expert Rating
Rides In The Storm CON - Interface Modules

Rides In The Storm CON

Interface Modules

$65
Eurorack module, Quad gain converter, Converts 2 channels from line level to Eurorack level and...
4.4 Expert Rating
Ritual Electronics Pointeuse - Interface Modules

Ritual Electronics Pointeuse

Interface Modules

$108
Bidirectional switch and foot switch adapter, Bidirectional A/B switch that can be...
4.6 Expert Rating
Doepfer A-119 VE - Interface Modules

Doepfer A-119 VE

Interface Modules

$87
Eurorack module, External input / Envelope follower, Width: 8 TE / 40.3 mm, Depth: 45 mm (measured...
4.9 Expert Rating
Erica Synths Pico EF - Interface Modules

Erica Synths Pico EF

Interface Modules

$121
Eurorack module, Compact envelope follower, Preamp with up to +40 dB gain - also suitable for...
4.9 Expert Rating
ADDAC 200PI Pedal Integrator - Interface Modules

ADDAC 200PI Pedal Integrator

Interface Modules

$116
Eurorack module, 2-channel interface for looping in guitar effect pedals, 2x send and...
4.5 Expert Rating
Intellijel Designs MIDI 1U - Interface Modules

Intellijel Designs MIDI 1U

Interface Modules

$251
USB/DIN MIDI to CV interface, Direct connection to USB port and MIDI input of Intellijel 7U...
4.5 Expert Rating
Befaco CV Thing - Interface Modules

Befaco CV Thing

Interface Modules

$274
Eurorack module, Programmable CV to MIDI interface, 8 CV inputs, each assignable to MIDI messages such...
4.9 Expert Rating
Expert Sleepers Super Disting EX Plus Alpha - Interface Modules

Expert Sleepers Super Disting EX Plus Alpha

Interface Modules

$438
Eurorack Module, Multifunctional module with more than 80 algorithms...
4.6 Expert Rating
Intellijel Designs Stereo Line In 1U - Interface Modules

Intellijel Designs Stereo Line In 1U

Interface Modules

$81
Input module, For connection with Palette Case, 7U Case (only with 7U Audio Jacks...
4.7 Expert Rating
Befaco InAmp - Interface Modules

Befaco InAmp

Interface Modules

$142
Eurorack module, Dual preamplifier for external signal sources such as guitars, basses, synthesizers,...
4.8 Expert Rating
Make Noise XOH - Interface Modules

Make Noise XOH

Interface Modules

$142
Eurorack module, Compact stereo output module, Two stereo inputs (A & B), each with its own level...
4.8 Expert Rating
Befaco I4 Instrument Interface - Interface Modules

Befaco I4 Instrument Interface

Interface Modules

$259
Eurorack module, Preamplifier for microphone, line and instrument signals, +48 V...
4.4 Expert Rating
Befaco VCMC - Interface Modules

Befaco VCMC

Interface Modules

$366
Eurorack module, Voltage controlled MIDI controller, Converts the signal from 8 faders and 8 buttons into...
4.5 Expert Rating
Expert Sleepers ES-9 - Interface Modules

Expert Sleepers ES-9

Interface Modules

$680
Eurorack module, 16-In / 16-out USB audio interface, Link for the integration of modular systems,...
4.5 Expert Rating
Endorphin.es BLCK_Shuttle Mate - Interface Modules

Endorphin.es BLCK_Shuttle Mate

Interface Modules

$160
Eurorack module, Merger module that mixes a MIDI In and a USB A MIDI Input to a MIDI...
4.6 Expert Rating
Endorphin.es Shuttle Mate - Interface Modules

Endorphin.es Shuttle Mate

Interface Modules

$116
Eurorack module, Merger module that mixes a MIDI In and a USB A MIDI Input to a MIDI Out and...
4.6 Expert Rating
Intellijel Designs Stereo Out 1U - Interface Modules

Intellijel Designs Stereo Out 1U

Interface Modules

$86
Output module, To connect with Palette Case, 7U Case (only with 7U Audio Jacks Board...
5 Expert Rating
Intellijel Designs Outs - Interface Modules

Intellijel Designs Outs

Interface Modules

$185
Eurorack module, Output module with balanced stereo output (2x 6.3 mm TRS) and headphone...
4.8 Expert Rating
Befaco Output V3 - Interface Modules

Befaco Output V3

Interface Modules

$158
Befaco Output V3, Eurorack module, Audio Interface, 2x 6.3 mm Jack output - TRS balanced, 6.3 mm...
4.5 Expert Rating
Joranalogue Audio Design Transmit 2 - Interface Modules

Joranalogue Audio Design Transmit 2

Interface Modules

$215
Eurorack module, Audio interface with two balanced outputs (XLR) and powerful...
4.8 Expert Rating
Joranalogue Audio Design Receive 2 - Interface Modules

Joranalogue Audio Design Receive 2

Interface Modules

$207
Eurorack module, Audio interface with two inputs for line signals, piezo...
4.5 Expert Rating
Expert Sleepers Little Mikey - Interface Modules

Expert Sleepers Little Mikey

Interface Modules

$186
Eurorack module, Pre-amplifier for microphones, instruments and line signals, Maximum...
5 Expert Rating
Doepfer A-190-5 - Interface Modules

Doepfer A-190-5

Interface Modules

$329
Eurorack Module, Polyphonic Midi/USB to CV/Gate Interface, Can address up to 4 analog voices, Separate...
4.9 Expert Rating
vpme.de trig31 - Interface Modules

vpme.de trig31

Interface Modules

$153
Eurorack Module, 8-Channel Trigger to MIDI converter, Converts 8 analog trigger or gate signals to MIDI...
4.5 Expert Rating
Expert Sleepers FH-2 - Interface Modules

Expert Sleepers FH-2

Interface Modules

$343
Eurorack Module, Multifunction module: USB MIDI host, USB MIDI device, MIDI to CV converter,...
4.6 Expert Rating
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About Interface Modules

Interface modules in modular synthesizers bridge the gap between analog and digital realms, or provide essential control and routing capabilities. They're vital for complex patching, converting signals, and implementing advanced processing techniques within a modular system. These modules allow for greater flexibility and sonic possibilities in modular workflows.

Best For
Modular synthesizer users sound designers experimental musicians patch creation signal manipulation
What to Look For
Signal fidelity input/output options power consumption modulation capabilities routing flexibility build quality

Interface Modules — Pros & Cons

PROS

  • Expand modular system capabilities beyond purely analog signals.
  • Offer precise control and signal shaping possibilities.
  • Enable integration with external digital devices and software.
  • Allow for complex signal routing and modulation schemes.

CONS

  • Can introduce noise or latency if not implemented carefully.
  • May require a deeper understanding of signal processing.
  • Power consumption can be a factor in larger systems.
  • Increased complexity in patching and troubleshooting.

Frequently Asked Questions About Interface Modules

Attenuverters primarily adjust signal level and invert polarity; interface modules often include routing, conversion, or advanced processing features.

Check the module's specifications to ensure compatibility with your other modules' voltage standards (e.g., +/-5V, +/-10V, or bipolar).

Yes, some specialized interface modules offer audio-to-MIDI conversion capabilities, though dedicated audio-to-MIDI devices are often more precise.

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