Electro-Harmonix
Nano Metal Muff
Best high-gain distortion for metal guitarists needing a compact, quiet pedal.
Unleash aggressive, hard-hitting distortion with this compact stompbox pedal. Engineered for players demanding intense, ultra-heavy sounds, it features a powerful EQ section for precise tone-shaping. Its integrated noise gate effectively silences unwanted hum, ensuring a clean signal when you're not playing. With straightforward controls and a pedalboard-friendly design, this pedal offers accessible yet potent sonic manipulation, making it an ideal choice for rock and metal guitarists seeking aggressive tones.
$108.16
Owner Satisfaction
4.5
/ 5
Category Rank
403
/ 1235
#403 in Effects Processors
Price vs Category Average
-76%
Below average
Controls
DIST, LEVEL, BASS, MID, TREBLE, GATE
/ DIST, LEVEL, BASS, MID, TREBLE, GATE
Who it's for
- Gigging guitarists with limited pedalboard real estate
- Metal players needing tight, silent high-gain performance
- Tone seekers wanting precise control over frequency response
Who should skip it
- Versatile players requiring subtle overdrive or low-gain textures
- Musicians who prefer set-and-forget knobs over sensitive adjustments
- Players relying on standard daisy-chain power supplies
Performance breakdown
Distortion Aggression
Delivers a crushing, high-gain saturation perfect for modern metal styles.
Tone Sculpting
Three-band EQ provides surgical precision for dialing in specific sonic textures.
Noise Suppression
Integrated gate effectively kills unwanted feedback during high-gain performance gaps.
Pedalboard Integration
Compact footprint saves valuable real estate on crowded professional pedalboards.
Ease of Use
Intuitive knob layout allows for rapid adjustments during live sets.
Build Durability
Rugged metal chassis withstands the rigors of frequent touring and gigging.
Key Specs
Controls
DIST, LEVEL, BASS, MID, TREBLE, GATE
Effect Types
Distortion, Noise Gate
Form Factor
Stompbox Pedal
Input/Output
1/4 inch Jack
Power
9V battery or external power supply
Signal Path Type
Analog
Input/Output Type
1/4 inch TRS
True Bypass
Yes
Know before you buy
It can be powered by a standard 9V battery or an external 9V DC power supply. Ensure your power adapter meets the standard center-negative polarity requirements common for guitar pedals.
The noise gate is specifically tuned to handle the high-gain nature of this pedal. You can adjust the threshold control to effectively eliminate unwanted hum and feedback during pauses in your playing.
Yes, the three-band EQ—Bass, Mid, and Treble—is quite responsive. While it excels at scooped-mid metal tones, you can boost the mids or adjust the treble to adapt the pedal for various rock styles or to better match your specific amplifier.
Absolutely. The 'Nano' designation indicates a compact, space-saving chassis designed to fit easily onto crowded pedalboards without sacrificing control accessibility.
The Nano Metal Muff is voiced for aggressive, high-gain distortion. While it maintains a tight response, it is primarily designed for heavy riffing and lead work rather than complex, clean-sounding jazz chords.
Still have a question?
Ask Hayley anything about this product before you decide.