Best Envelope Modules Under $300 2025

Affordable envelope modules under $300 - great value without compromising quality

Last updated: October 22, 2025 • Next update: October 29, 2025

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

SKILL LEVELS: For Beginner For Intermediate For Professional For Advanced

GENRES & STYLES: For Modular Synthesis For Sound Shaping For Attack/Decay Control For Advanced Modulation For Complex Envelopes For Synthesis Control

BRANDS: Doepfer Behringer 4ms

Vostok Instruments Fuji - Professional Music Instrument Photo

⭐ 4.8/5 (37 reviews)

Sound:

9/10

Build:

8/10

Value:

7/10

Vostok Instruments Fuji

by Vostok Instruments

Complex Envelopes Advanced Modulation Synthesis Control

Key Feature:

• Advanced envelope shapes available

✓ PROS

• Multiple envelope outputs
• Essential for modular synthesis

✗ CONS

• May require multiple modules
• Takes up case space

Vostok Instruments FujiEurorack Module6-Channel function generator and LFOPer channel: Controls for attack and...

⭐ 4.8/5 (37 reviews)

Sound:

9/10

Build:

8/10

Value:

7/10

Art. 597977

$218

Buy at Thomann View Details

4ms Dual EnvVCA - Professional Music Instrument Photo

⭐ 4.4/5 (27 reviews)

Sound:

9/10

Build:

8/10

Value:

7/10

4ms Dual EnvVCA

by 4ms

Complex Envelopes Modular Synthesis Synthesis Control

Key Feature:

• Multiple envelope outputs

✓ PROS

• Multiple envelope outputs
• Essential for modular synthesis

✗ CONS

• May require multiple modules
• Can be limiting with simple envelopes

4ms Dual EnvVCAEurorack ModuleTwo-channel function generator with VCAPer channel: AD envelope with fader for rise and...

⭐ 4.4/5 (27 reviews)

Sound:

9/10

Build:

8/10

Value:

7/10

Art. 558277

$274

Buy at Thomann View Details

Expert Sleepers Aloysius - Professional Music Instrument Photo

⭐ 4.4/5 (10 reviews)

Sound:

7/10

Build:

8/10

Value:

7/10

Expert Sleepers Aloysius

by Expert Sleepers

Attack/Decay Control Modular Synthesis Synthesis Control

Key Feature:

• Essential for modular synthesis

✓ PROS

• Multiple envelope outputs
• Advanced envelope shapes available

✗ CONS

• Takes up case space
• Basic functionality everyone needs

Expert Sleepers AloysiusEurorack ModuleAnalogue envelope / trapezoidal generatorControls for attackholddecay and...

⭐ 4.4/5 (10 reviews)

Sound:

7/10

Build:

8/10

Value:

7/10

Art. 593428

$218

Buy at Thomann View Details

Schlappi Engineering Boundary - Professional Music Instrument Photo

⭐ 4.6/5 (15 reviews)

Sound:

9/10

Build:

9/10

Value:

9/10

Schlappi Engineering Boundary

by Schlappi Engineering

Attack/Decay Control Complex Envelopes Sound Shaping

Key Feature:

• Multiple envelope outputs

✓ PROS

• Essential for modular synthesis
• Control volume and filter envelopes

✗ CONS

• Basic functionality everyone needs
• Patch complexity for complex envelopes

Schlappi Engineering BoundaryEurorack ModuleFlexible function generator with VCAPossible applications: AD or ASR...

⭐ 4.6/5 (15 reviews)

Sound:

9/10

Build:

9/10

Value:

9/10

Art. 535295

$262

Buy at Thomann View Details

Endorphin.es Airstreamer 4 Black - Professional Music Instrument Photo

⭐ 4.4/5 (2 reviews)

Sound:

7/10

Build:

8/10

Value:

7/10

Endorphin.es Airstreamer 4 Black

by Endorphin.es

Advanced Modulation Attack/Decay Control Synthesis Control

Key Feature:

• CV control over envelope parameters

✓ PROS

• Essential for modular synthesis
• Control volume and filter envelopes

✗ CONS

• Patch complexity for complex envelopes
• Takes up case space

Endorphin.es Airstreamer 4 BlackEurorack ModuleCompact function generatorControls for risefallcharacteristic...

⭐ 4.4/5 (2 reviews)

Sound:

7/10

Build:

8/10

Value:

7/10

Art. 556100

$204

Buy at Thomann View Details

Weston Precision Audio SE1 Shaped VC Envelope - Professional Music Instrument Photo

⭐ 4.7/5 (34 reviews)

Sound:

8/10

Build:

7/10

Value:

9/10

Weston Precision Audio SE1 Shaped VC Envelope

by Weston Precision Audio

Modular Synthesis Complex Envelopes Attack/Decay Control

Key Feature:

• Multiple envelope outputs

✓ PROS

• Essential for modular synthesis
• Advanced envelope shapes available

✗ CONS

• Can be limiting with simple envelopes
• May require multiple modules

Weston Precision Audio SE1 Shaped VC EnvelopeEurorack ModuleAnalog envelope generatorControls for...

⭐ 4.7/5 (34 reviews)

Sound:

8/10

Build:

7/10

Value:

9/10

Art. 599446

$231

Buy at Thomann View Details

Doepfer A-143-1 - Professional Music Instrument Photo

⭐ 4.6/5 (13 reviews)

Sound:

7/10

Build:

7/10

Value:

7/10

Doepfer A-143-1

by Doepfer

Sound Shaping Complex Envelopes Modular Synthesis

Key Feature:

• Advanced envelope shapes available

✓ PROS

• Multiple envelope outputs
• CV control over envelope parameters

✗ CONS

• May require multiple modules
• Takes up case space

Doepfer A-143-1Quad AD-GeneratorComplex envelope generatorConsists internally of four Attack/Decay generatorsEuro rack...

⭐ 4.6/5 (13 reviews)

Sound:

7/10

Build:

7/10

Value:

7/10

Art. 114727

$240

Buy at Thomann View Details

Shakmat Modular Triple Steeple - Professional Music Instrument Photo

⭐ 4.4/5 (43 reviews)

Sound:

8/10

Build:

9/10

Value:

9/10

Shakmat Modular Triple Steeple

by Shakmat Modular

Complex Envelopes Synthesis Control Attack/Decay Control

Key Feature:

• Multiple envelope outputs

✓ PROS

• Multiple envelope outputs
• Essential for modular synthesis

✗ CONS

• Takes up case space
• May require multiple modules

Shakmat Modular Triple SteepleEurorack Module3-Channel envelope generatorPer channel: Attack/decay envelopeadjustable...

⭐ 4.4/5 (43 reviews)

Sound:

8/10

Build:

9/10

Value:

9/10

Art. 558484

$285

Buy at Thomann View Details

Befaco VC ADSR - Professional Music Instrument Photo

⭐ 4.6/5 (27 reviews)

Sound:

9/10

Build:

9/10

Value:

8/10

Befaco VC ADSR

by Befaco

Synthesis Control Modular Synthesis Attack/Decay Control

Key Feature:

• Control volume and filter envelopes

✓ PROS

• Multiple envelope outputs
• Control volume and filter envelopes

✗ CONS

• Basic functionality everyone needs
• May require multiple modules

Befaco VC ADSREurorack ModuleAnalogue envelope generatorFader for attackdecaysustain and releaseCV input to control...

⭐ 4.6/5 (27 reviews)

Sound:

9/10

Build:

9/10

Value:

8/10

Art. 466958

$204

Buy at Thomann View Details

Cosmotronic Delta-V - Professional Music Instrument Photo

#10

⭐ 4.9/5 (17 reviews)

Sound:

8/10

Build:

8/10

Value:

9/10

Cosmotronic Delta-V

by Cosmotronic

Modular Synthesis Attack/Decay Control Advanced Modulation

Key Feature:

• CV control over envelope parameters

✓ PROS

• Multiple envelope outputs
• Essential for modular synthesis

✗ CONS

• Takes up case space
• Can be limiting with simple envelopes

Cosmotronic Delta-VEurorack ModuleTwo-channel function generator with VCACan be used as AD envelopeslew limiterVCA and...

⭐ 4.9/5 (17 reviews)

Sound:

8/10

Build:

8/10

Value:

9/10

Art. 499705

$252

Buy at Thomann View Details

Doepfer A-143-2 - Professional Music Instrument Photo

#11

⭐ 4.9/5 (47 reviews)

Sound:

9/10

Build:

9/10

Value:

8/10

Doepfer A-143-2

by Doepfer

Attack/Decay Control Sound Shaping Synthesis Control

Key Feature:

• CV control over envelope parameters

✓ PROS

• CV control over envelope parameters
• Control volume and filter envelopes

✗ CONS

• Patch complexity for complex envelopes
• Can be limiting with simple envelopes

Doepfer A-143-2Quad ADSR ModuleConsists of four independent envelope generatorsOperation as AD generators or AD-LFOs...

⭐ 4.9/5 (47 reviews)

Sound:

9/10

Build:

9/10

Value:

8/10

Art. 189112

$252

Buy at Thomann View Details

cre8audio Function Junction - Professional Music Instrument Photo

#12

⭐ 4.8/5 (33 reviews)

Sound:

7/10

Build:

7/10

Value:

7/10

cre8audio Function Junction

by cre8audio

Synthesis Control Sound Shaping Modular Synthesis

Key Feature:

• Essential for modular synthesis

✓ PROS

• Advanced envelope shapes available
• Control volume and filter envelopes

✗ CONS

• Basic functionality everyone needs
• Can be limiting with simple envelopes

cre8audio Function JunctionMultifunctional Module In Eurorack FormatUser-friendly layoutSeparate ADSRfunction...

⭐ 4.8/5 (33 reviews)

Sound:

7/10

Build:

7/10

Value:

7/10

Art. 542870

$219

Buy at Thomann View Details

Joranalogue Audio Design Contour 1 - Professional Music Instrument Photo

#13

⭐ 4.7/5 (38 reviews)

Sound:

7/10

Build:

9/10

Value:

9/10

Joranalogue Audio Design Contour 1

by Joranalogue Audio Design

Synthesis Control Advanced Modulation Attack/Decay Control

Key Feature:

• Control volume and filter envelopes

✓ PROS

• Essential for modular synthesis
• Control volume and filter envelopes

✗ CONS

• May require multiple modules
• Basic functionality everyone needs

Joranalogue Audio Design Contour 1Eurorack ModuleAnalogue slew limiter and function generatorWorks as a...

⭐ 4.7/5 (38 reviews)

Sound:

7/10

Build:

9/10

Value:

9/10

Art. 469176

$215

Buy at Thomann View Details

NANO Modules ARC - Professional Music Instrument Photo

#14

⭐ 4.5/5 (47 reviews)

Sound:

7/10

Build:

9/10

Value:

7/10

NANO Modules ARC

by NANO Modules

Sound Shaping Advanced Modulation Modular Synthesis

Key Feature:

• CV control over envelope parameters

✓ PROS

• Advanced envelope shapes available
• Multiple envelope outputs

✗ CONS

• Basic functionality everyone needs
• May require multiple modules

NANO Modules ARCEurorack ModuleAnalogue dual function generator and modulatorEach channel can function as an envelope...

⭐ 4.5/5 (47 reviews)

Sound:

7/10

Build:

9/10

Value:

7/10

Art. 597259

$248

Buy at Thomann View Details

Tiptop Audio Model 281t - Professional Music Instrument Photo

#15

⭐ 4.7/5 (54 reviews)

Sound:

7/10

Build:

7/10

Value:

8/10

Tiptop Audio Model 281t

by Tiptop Audio

Advanced Modulation Sound Shaping Attack/Decay Control

Key Feature:

• CV control over envelope parameters

✓ PROS

• Control volume and filter envelopes
• CV control over envelope parameters

✗ CONS

• Can be limiting with simple envelopes
• Takes up case space

Tiptop Audio Model 281tEurorack ModuleQuad Function GeneratorPer channel: Control for attack and decay time (1ms -...

⭐ 4.7/5 (54 reviews)

Sound:

7/10

Build:

7/10

Value:

8/10

Art. 535555

$230

Buy at Thomann View Details

How to Choose the Best Envelope 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 envelope 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 Envelope Modules Under $300 2025

Vostok Instruments Fuji

4ms Dual EnvVCA

Expert Sleepers Aloysius

Schlappi Engineering Boundary

Endorphin.es Airstreamer 4 Black

Weston Precision Audio SE1 Shaped VC Envelope

Doepfer A-143-1

Shakmat Modular Triple Steeple

Befaco VC ADSR

Cosmotronic Delta-V

Doepfer A-143-2

cre8audio Function Junction

Joranalogue Audio Design Contour 1

NANO Modules ARC

Tiptop Audio Model 281t

How to Choose the Best Envelope Modules

Budget Planning

Quality Check

Key Features

Frequently Asked Questions

What should I look for when buying envelope modules?

How much should I spend on envelope modules?

Are expensive envelope modules worth the investment?

What are the best brands for envelope modules?

Should I buy envelope modules online or in-store?

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