Best Filter Modules 2025

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

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

Verbos Electronics Dual Four Pole - Professional Music Instrument Photo
#1

Verbos Electronics Dual Four Pole

Audio Processing Frequency Control Subtractive Synthesis
Key Feature:
• Essential for subtractive synthesis
✓ PROS
  • • Shape and color synthesized sounds
  • • Create classic synthesizer sounds
✗ CONS
  • • May need multiple types for variety
  • • Character differences subtle to beginners

Verbos Electronics Dual Four PoleEurorack ModuleDiscrete 4-pole high-pass filter and 4-pole low-pass filterControls per...

4.4/5 (14 reviews)
Sound:
10/10
Build:
9/10
Value:
7/10
Modbap Modular Meridian - Professional Music Instrument Photo
#2

Modbap Modular Meridian

Classic Synthesis Frequency Control Sound Shaping
Key Feature:
• Multiple filter types and characters
✓ PROS
  • • Essential for subtractive synthesis
  • • Multiple filter types and characters
✗ CONS
  • • Can be expensive for quality filters
  • • Self-oscillation can be tricky

Modbap Modular MeridianEurorack ModuleDigital stereo multimode filter4 Selectable filter types per channel: Ladder and...

5.0/5 (55 reviews)
Sound:
7/10
Build:
7/10
Value:
7/10
Industrial Music Electronics Bionic Lester MKIII - Professional Music Instrument Photo
#3

Industrial Music Electronics Bionic Lester MKIII

Classic Synthesis Tonal Character Sound Shaping
Key Feature:
• Shape and color synthesized sounds
✓ PROS
  • • Create classic synthesizer sounds
  • • Multiple filter types and characters
✗ CONS
  • • Self-oscillation can be tricky
  • • Character differences subtle to beginners

Industrial Music Electronics Bionic Lester MKIIIEurorack ModuleDigital two-channel multimode filter2-Pole...

4.5/5 (2 reviews)
Sound:
8/10
Build:
8/10
Value:
6/10
TouellSkouarn Ar Merc´het Brao - Professional Music Instrument Photo
#4

TouellSkouarn Ar Merc´het Brao

Frequency Control Audio Processing Classic Synthesis
Key Feature:
• CV control over frequency and resonance
✓ PROS
  • • Multiple filter types and characters
  • • CV control over frequency and resonance
✗ CONS
  • • Self-oscillation can be tricky
  • • Can be expensive for quality filters

TouellSkouarn Ar Merc´het BraoEurorack ModuleTwo-channel filter and overdriveCutoff frequencyresonance and overdrive...

4.6/5 (50 reviews)
Sound:
8/10
Build:
8/10
Value:
7/10
Joranalogue Audio Design Filter 8 - Professional Music Instrument Photo
#5

Joranalogue Audio Design Filter 8

Classic Synthesis Sound Shaping Subtractive Synthesis
Key Feature:
• Multiple filter types and characters
✓ PROS
  • • Essential for subtractive synthesis
  • • Shape and color synthesized sounds
✗ CONS
  • • Can be expensive for quality filters
  • • Character differences subtle to beginners

Joranalogue Audio Design Filter 8Eurorack ModuleMultimode filter and 8-phase oscillatorOTA-based 4-pole filter8...

4.5/5 (13 reviews)
Sound:
7/10
Build:
7/10
Value:
9/10
Shakmat Modular Centaur´s Gate - Professional Music Instrument Photo
#6

Shakmat Modular Centaur´s Gate

Audio Processing Sound Shaping Subtractive Synthesis
Key Feature:
• Essential for subtractive synthesis
✓ PROS
  • • Create classic synthesizer sounds
  • • Multiple filter types and characters
✗ CONS
  • • Self-oscillation can be tricky
  • • Character differences subtle to beginners

Shakmat Modular Centaur´s GateEurorack ModuleDual multi-type gate2 Independent channels with analogue signal...

4.6/5 (36 reviews)
Sound:
8/10
Build:
8/10
Value:
7/10
Frap Tools Cunsa - Professional Music Instrument Photo
#7

Frap Tools Cunsa

Frequency Control Classic Synthesis Audio Processing
Key Feature:
• Essential for subtractive synthesis
✓ PROS
  • • Essential for subtractive synthesis
  • • Multiple filter types and characters
✗ CONS
  • • Can be expensive for quality filters
  • • May need multiple types for variety

Frap Tools CunsaEurorack ModuleAnalogue 4-channel multimode filterPer filter: Adjustable cutoffresonance and saturation...

4.6/5 (4 reviews)
Sound:
8/10
Build:
10/10
Value:
8/10
Vostok Instruments Atlas - Professional Music Instrument Photo
#8

Vostok Instruments Atlas

Subtractive Synthesis Frequency Control Sound Shaping
Key Feature:
• CV control over frequency and resonance
✓ PROS
  • • Shape and color synthesized sounds
  • • Multiple filter types and characters
✗ CONS
  • • Can be expensive for quality filters
  • • May need multiple types for variety

Vostok Instruments AtlasEurorack Module4-Channel Multimode FilterPer channel: Controls for cut-off frequency and...

4.8/5 (5 reviews)
Sound:
9/10
Build:
8/10
Value:
9/10
Tiptop Audio Model 292t - Professional Music Instrument Photo
#9

Tiptop Audio Model 292t

Tonal Character Sound Shaping Subtractive Synthesis
Key Feature:
• CV control over frequency and resonance
✓ PROS
  • • Multiple filter types and characters
  • • CV control over frequency and resonance
✗ CONS
  • • Patch complexity with multiple filters
  • • Self-oscillation can be tricky

Tiptop Audio Model 292tEurorack ModuleQuad Lopass Gate4-channel VCA / lowpass gate without optocoupler (vactrol)Per...

4.7/5 (14 reviews)
Sound:
8/10
Build:
8/10
Value:
9/10
Weston Precision Audio SF1 Dual / Stereo Filter - Professional Music Instrument Photo
#10

Weston Precision Audio SF1 Dual / Stereo Filter

Audio Processing Subtractive Synthesis Classic Synthesis
Key Feature:
• Essential for subtractive synthesis
✓ PROS
  • • Shape and color synthesized sounds
  • • Create classic synthesizer sounds
✗ CONS
  • • Patch complexity with multiple filters
  • • Character differences subtle to beginners

Weston Precision Audio SF1 Dual / Stereo FilterEurorack ModuleAnalogue two-channel multimode filter for dual mono and...

4.7/5 (6 reviews)
Sound:
9/10
Build:
9/10
Value:
7/10
Erica Synths Graphic Resonant FB - Professional Music Instrument Photo
#11

Erica Synths Graphic Resonant FB

Audio Processing Subtractive Synthesis Frequency Control
Key Feature:
• Essential for subtractive synthesis
✓ PROS
  • • Multiple filter types and characters
  • • Create classic synthesizer sounds
✗ CONS
  • • Patch complexity with multiple filters
  • • May need multiple types for variety

Erica Synths Graphic Resonant FBEurorack ModuleGraphic Resonant FilterbankAnalogue 10-band filter bank with digital...

4.6/5 (46 reviews)
Sound:
8/10
Build:
8/10
Value:
8/10
XAOC Devices Katowice - Professional Music Instrument Photo
#12

XAOC Devices Katowice

Classic Synthesis Audio Processing Sound Shaping
Key Feature:
• Create classic synthesizer sounds
✓ PROS
  • • Essential for subtractive synthesis
  • • Create classic synthesizer sounds
✗ CONS
  • • Character differences subtle to beginners
  • • Can be expensive for quality filters

XAOC Devices KatowiceEurorack ModuleVariable stereo band isolator3 Frequency bands (lowhigh)each with volume fader and...

4.7/5 (46 reviews)
Sound:
7/10
Build:
7/10
Value:
8/10
Tiptop Audio Octopass - Professional Music Instrument Photo
#13

Tiptop Audio Octopass

Classic Synthesis Tonal Character Audio Processing
Key Feature:
• Create classic synthesizer sounds
✓ PROS
  • • Essential for subtractive synthesis
  • • Multiple filter types and characters
✗ CONS
  • • May need multiple types for variety
  • • Can be expensive for quality filters

Tiptop Audio OctopassEurorack ModuleAnalogue eight-voice 24 dB low-pass filterTiptop Audio ART module: Polyphonic...

4.8/5 (10 reviews)
Sound:
10/10
Build:
9/10
Value:
7/10
XAOC Devices Oradea - Professional Music Instrument Photo
#14

XAOC Devices Oradea

Audio Processing Subtractive Synthesis Classic Synthesis
Key Feature:
• Create classic synthesizer sounds
✓ PROS
  • • Essential for subtractive synthesis
  • • Shape and color synthesized sounds
✗ CONS
  • • Can be expensive for quality filters
  • • Self-oscillation can be tricky

XAOC Devices OradeaEurorack Module4-channel voltage-controlled resonatorFour bandpass filterseach with controls for...

4.8/5 (11 reviews)
Sound:
10/10
Build:
9/10
Value:
8/10
AJH Synth Sonic XV black - Professional Music Instrument Photo
#15

AJH Synth Sonic XV black

Classic Synthesis Frequency Control Audio Processing
Key Feature:
• CV control over frequency and resonance
✓ PROS
  • • Multiple filter types and characters
  • • Essential for subtractive synthesis
✗ CONS
  • • Patch complexity with multiple filters
  • • Character differences subtle to beginners

AJH Synth Sonic XV blackEurorack ModuleDiode Ladder FilterControls for cutoffresonance and input levelTwo integrated...

4.9/5 (20 reviews)
Sound:
9/10
Build:
9/10
Value:
8/10

How to Choose the Best Filter 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 filter 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.

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