Best Interface Modules 2025

Top-rated interface modules 2025 - expert picks for every budget and skill level

Last updated: November 5, 2025 • Next update: November 12, 2025

PRICE RANGES: Under $100 Under $200 Under $300 Under $500

SKILL LEVELS: For Beginner For Intermediate For Professional For Advanced

GENRES & STYLES: For System Integration For External Connections For Level Matching For Format Conversion For Studio Integration For Signal Routing

BRANDS: Intellijel Designs Expert Sleepers Doepfer Befaco ADDAC

Expert Sleepers ES-8 - Professional Music Instrument Photo

⭐ 4.4/5 (54 reviews)

Sound:

8/10

Build:

8/10

Value:

7/10

Expert Sleepers ES-8

by Expert Sleepers

System Integration Format Conversion External Connections

Key Feature:

• Connect modular to external equipment

✓ PROS

• Protect sensitive modular circuits
• Level and impedance matching

✗ CONS

• Not directly creative or musical
• Takes up valuable HP space

Expert Sleepers ES-8Eurorack ModuleUSB 2.0 Audio InterfaceSample support rates: 44.1 / 48 / 88.2 / 96 kHz at...

⭐ 4.4/5 (54 reviews)

Sound:

8/10

Build:

8/10

Value:

7/10

Art. 443424

$560

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Expert Sleepers Super Disting EX Plus Alpha - Professional Music Instrument Photo

⭐ 4.6/5 (31 reviews)

Sound:

9/10

Build:

9/10

Value:

8/10

Expert Sleepers Super Disting EX Plus Alpha

by Expert Sleepers

Signal Routing Format Conversion External Connections

Key Feature:

• Essential for studio integration

✓ PROS

• Enable use of external processors
• Connect modular to external equipment

✗ CONS

• Not directly creative or musical
• Additional cost for basic functionality

Expert Sleepers Super Disting EX Plus AlphaEurorack ModuleMultifunctional module with more than 80 algorithms...

⭐ 4.6/5 (31 reviews)

Sound:

9/10

Build:

9/10

Value:

8/10

Art. 492226

$438

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Vermona Modular TAI-4 - Professional Music Instrument Photo

⭐ 4.8/5 (21 reviews)

Sound:

9/10

Build:

9/10

Value:

7/10

Vermona Modular TAI-4

by Vermona Modular

External Connections Format Conversion System Integration

Key Feature:

• Connect modular to external equipment

✓ PROS

• Level and impedance matching
• Protect sensitive modular circuits

✗ CONS

• Additional cost for basic functionality
• Takes up valuable HP space

Vermona Modular TAI-4Audio Interface Module for Eurorack Modular SystemTwo balanced input and output channels (1 jack...

⭐ 4.8/5 (21 reviews)

Sound:

9/10

Build:

9/10

Value:

7/10

Art. 315298

$405

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Vermona Modular qMI2 - quad Midi interface - Professional Music Instrument Photo

⭐ 4.4/5 (53 reviews)

Sound:

8/10

Build:

7/10

Value:

7/10

Vermona Modular qMI2 - quad Midi interface

by Vermona Modular

Format Conversion Level Matching External Connections

Key Feature:

• Protect sensitive modular circuits

✓ PROS

• Protect sensitive modular circuits
• Essential for studio integration

✗ CONS

• Not directly creative or musical
• Additional cost for basic functionality

Vermona Modular qMI2 - quad Midi interfaceModule for Eurorack Modular SystemMIDI to CV converter4x Output channelseach...

⭐ 4.4/5 (53 reviews)

Sound:

8/10

Build:

7/10

Value:

7/10

Art. 315309

$405

Buy at Thomann View Details

Expert Sleepers Disting NT - Professional Music Instrument Photo

⭐ 4.6/5 (36 reviews)

Sound:

10/10

Build:

8/10

Value:

7/10

Expert Sleepers Disting NT

by Expert Sleepers

Signal Routing Level Matching Studio Integration

Key Feature:

• Essential for studio integration

✓ PROS

• Enable use of external processors
• Level and impedance matching

✗ CONS

• May introduce noise or coloration
• Takes up valuable HP space

Expert Sleepers Disting NTEurorack ModuleMultifunctional module with more than 80 algorithmsincluding...

⭐ 4.6/5 (36 reviews)

Sound:

10/10

Build:

8/10

Value:

7/10

Art. 600545

$768

Buy at Thomann View Details

Expert Sleepers ES-9 - Professional Music Instrument Photo

⭐ 4.5/5 (17 reviews)

Sound:

8/10

Build:

10/10

Value:

6/10

Expert Sleepers ES-9

by Expert Sleepers

Format Conversion System Integration External Connections

Key Feature:

• Enable use of external processors

✓ PROS

• Protect sensitive modular circuits
• Enable use of external processors

✗ CONS

• Not directly creative or musical
• Multiple types may be needed

Expert Sleepers ES-9Eurorack module16-In / 16-out USB audio interfaceLink for the integration of modular systemsMIDI...

⭐ 4.5/5 (17 reviews)

Sound:

8/10

Build:

10/10

Value:

6/10

Art. 474325

$680

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ADDAC 220 Dual Envelope Follower+ - Professional Music Instrument Photo

⭐ 4.7/5 (56 reviews)

Sound:

8/10

Build:

8/10

Value:

7/10

ADDAC 220 Dual Envelope Follower+

by ADDAC

Signal Routing Studio Integration External Connections

Key Feature:

• Essential for studio integration

✓ PROS

• Connect modular to external equipment
• Enable use of external processors

✗ CONS

• Not directly creative or musical
• Additional cost for basic functionality

ADDAC 220 Dual Envelope Follower+Eurorack Module2-channel envelope follower with analogue input stage and digital...

⭐ 4.7/5 (56 reviews)

Sound:

8/10

Build:

8/10

Value:

7/10

Art. 618347

$369

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Intellijel Designs Audio I/O (2023) - Professional Music Instrument Photo

⭐ 4.9/5 (8 reviews)

Sound:

9/10

Build:

7/10

Value:

9/10

Intellijel Designs Audio I/O (2023)

by Intellijel Designs

System Integration Format Conversion External Connections

Key Feature:

• Connect modular to external equipment

✓ PROS

• Protect sensitive modular circuits
• Enable use of external processors

✗ CONS

• Takes up valuable HP space
• Multiple types may be needed

Intellijel Designs Audio I/O (2023)Eurorack ModuleCompatible with Intellijel Designs MixupOutsStereo Mixer 1UXY IO...

⭐ 4.9/5 (8 reviews)

Sound:

9/10

Build:

7/10

Value:

9/10

Art. 564759

$307

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Intellijel Designs Stomp - Professional Music Instrument Photo

⭐ 4.9/5 (43 reviews)

Sound:

9/10

Build:

7/10

Value:

7/10

Intellijel Designs Stomp

by Intellijel Designs

Studio Integration Format Conversion External Connections

Key Feature:

• Level and impedance matching

✓ PROS

• Level and impedance matching
• Enable use of external processors

✗ CONS

• May introduce noise or coloration
• Multiple types may be needed

Intellijel Designs StompEurorack ModuleEffect pedal interface with expression control and LFOSend and return socket...

⭐ 4.9/5 (43 reviews)

Sound:

9/10

Build:

7/10

Value:

7/10

Art. 573845

$230

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Intellijel Designs Stereo I/O 1U - Professional Music Instrument Photo

#10

⭐ 4.8/5 (36 reviews)

Sound:

8/10

Build:

9/10

Value:

7/10

Intellijel Designs Stereo I/O 1U

by Intellijel Designs

Studio Integration System Integration Level Matching

Key Feature:

• Connect modular to external equipment

✓ PROS

• Connect modular to external equipment
• Protect sensitive modular circuits

✗ CONS

• Not directly creative or musical
• Takes up valuable HP space

Intellijel Designs Stereo I/O 1UEurorack ModuleInput/output module for audio signalsTwo inputs for external signalseach...

⭐ 4.8/5 (36 reviews)

Sound:

8/10

Build:

9/10

Value:

7/10

Art. 606722

$237

Buy at Thomann View Details

Intellijel Designs uMIDI - Professional Music Instrument Photo

#11

⭐ 4.7/5 (16 reviews)

Sound:

9/10

Build:

7/10

Value:

9/10

Intellijel Designs uMIDI

by Intellijel Designs

Level Matching External Connections System Integration

Key Feature:

• Essential for studio integration

✓ PROS

• Protect sensitive modular circuits
• Connect modular to external equipment

✗ CONS

• Multiple types may be needed
• Takes up valuable HP space

Intellijel Designs uMIDIMonophonic MIDI to CV interfaceDIN or USB MIDI input2x Clock outputsone with selectable...

⭐ 4.7/5 (16 reviews)

Sound:

9/10

Build:

7/10

Value:

9/10

Art. 440055

$270

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Expert Sleepers ES-6 mk3 - Professional Music Instrument Photo

#12

⭐ 4.8/5 (5 reviews)

Sound:

8/10

Build:

8/10

Value:

7/10

Expert Sleepers ES-6 mk3

by Expert Sleepers

External Connections System Integration Format Conversion

Key Feature:

• Enable use of external processors

✓ PROS

• Connect modular to external equipment
• Protect sensitive modular circuits

✗ CONS

• Multiple types may be needed
• Not directly creative or musical

Expert Sleepers ES-6 mk3Eurorack ModuleCV/ADAT interfaceConverts CV input channels to an ADAT outputAnalogue inputs: 6x...

⭐ 4.8/5 (5 reviews)

Sound:

8/10

Build:

8/10

Value:

7/10

Art. 443422

$186

Buy at Thomann View Details

Expert Sleepers ES-10 - Professional Music Instrument Photo

#13

⭐ 4.6/5 (49 reviews)

Sound:

8/10

Build:

9/10

Value:

8/10

Expert Sleepers ES-10

by Expert Sleepers

Studio Integration Format Conversion System Integration

Key Feature:

• Connect modular to external equipment

✓ PROS

• Enable use of external processors
• Protect sensitive modular circuits

✗ CONS

• May introduce noise or coloration
• Multiple types may be needed

Expert Sleepers ES-10Eurorack Module8-Channel ADAT interfaceConverts 8 ADAT inputs/outputs to analogue audio or CV...

⭐ 4.6/5 (49 reviews)

Sound:

8/10

Build:

9/10

Value:

8/10

Art. 599133

$395

Buy at Thomann View Details

Befaco VCMC - Professional Music Instrument Photo

#14

⭐ 4.5/5 (33 reviews)

Sound:

8/10

Build:

8/10

Value:

9/10

Befaco VCMC

by Befaco

Level Matching System Integration Format Conversion

Key Feature:

• Enable use of external processors

✓ PROS

• Enable use of external processors
• Connect modular to external equipment

✗ CONS

• Additional cost for basic functionality
• May introduce noise or coloration

Befaco VCMCEurorack moduleVoltage controlled MIDI controllerConverts the signal from 8 faders and 8 buttons into freely...

⭐ 4.5/5 (33 reviews)

Sound:

8/10

Build:

8/10

Value:

9/10

Art. 475709

$366

Buy at Thomann View Details

Joranalogue Audio Design Transmit 2 - Professional Music Instrument Photo

#15

⭐ 4.8/5 (6 reviews)

Sound:

9/10

Build:

9/10

Value:

9/10

Joranalogue Audio Design Transmit 2

by Joranalogue Audio Design

System Integration Format Conversion Level Matching

Key Feature:

• Essential for studio integration

✓ PROS

• Level and impedance matching
• Connect modular to external equipment

✗ CONS

• Additional cost for basic functionality
• Not directly creative or musical

Joranalogue Audio Design Transmit 2Eurorack moduleAudio interface with two balanced outputs (XLR) and powerful...

⭐ 4.8/5 (6 reviews)

Sound:

9/10

Build:

9/10

Value:

9/10

Art. 466370

$215

Buy at Thomann View Details

How to Choose the Best Interface Modules

Budget Planning

• Under $200: Entry-level
• $200-$500: Intermediate
• $500-$1000: Advanced
• $1000+: Professional

Quality Check

• Sound clarity & tone
• Build materials & finish
• Hardware durability
• Overall craftsmanship

Key Features

• Your musical style
• Skill level match
• Intended use case
• Brand reputation

Frequently Asked Questions

Key factors include build quality, sound characteristics, playability, brand reputation, warranty coverage, and value for money. Consider your musical style, skill level, and intended use to find the best match.

Budget depends on your needs and experience level. Beginners can find quality options for $200-500, intermediate players should consider $500-1500 range, while professionals often invest $1500+ for premium features.

Higher-priced interface modules typically offer better materials, craftsmanship, and performance. They're worth it if you're serious about music, perform regularly, or need professional-grade features.

Top brands combine quality, innovation, and reliability. We evaluate brands based on build quality, sound performance, durability, and customer satisfaction to recommend the best options for different budgets.

Both have advantages. Online offers better prices and selection, while stores allow hands-on testing. We recommend researching online first, then testing in stores if possible. Many online retailers offer excellent return policies.

Related Best Lists

TOP

Best Interface Modules 2025

Expert Sleepers ES-8

Expert Sleepers Super Disting EX Plus Alpha

Vermona Modular TAI-4

Vermona Modular qMI2 - quad Midi interface

Expert Sleepers Disting NT

Expert Sleepers ES-9

ADDAC 220 Dual Envelope Follower+

Intellijel Designs Audio I/O (2023)

Intellijel Designs Stomp

Intellijel Designs Stereo I/O 1U

Intellijel Designs uMIDI

Expert Sleepers ES-6 mk3

Expert Sleepers ES-10

Befaco VCMC

Joranalogue Audio Design Transmit 2

How to Choose the Best Interface Modules

Budget Planning

Quality Check

Key Features

Frequently Asked Questions

What should I look for when buying interface modules?

How much should I spend on interface modules?

Are expensive interface modules worth the investment?

What are the best brands for interface modules?

Should I buy interface modules online or in-store?

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