The Seymour Duncan Polaron is a multi-mode phaser pedal, sold under the full name Polaron Dual Modulated 2-16 Stage Analog Phase Shifter. Its defining feature is a selectable number of stages, from two to 16, which changes how deep and complex the phase shifting gets. The signal path is fully analog but controlled digitally, and the pedal carries three onboard presets, tap tempo, and a choice of LFO or envelope modulation12.
What it does to your sound
Delicious Audio's Paolo De Gregorio describes the Polaron as providing "an amazing range of phaser tones from subtle pulses to radical sweeps, with rotary, vocal, and flange-type sounds along the way"2. In LFO mode it can be operated as a traditional phaser, with the controls adjusted manually2. Switch to ENV mode and the effect tracks your playing instead: "Auto wah, talkbox, and robot voices are all right there, along with more understated colors and textures"2.
The stage count is the main tonal dial. Fewer stages give a gentler sweep; more stages stack up for deeper, more radical phase shifting. Guitar Pedal X's Stefan Karlsson called it "an exceptionally expansive analog phaser" and judged it highly capable1.
Controls and footswitches
The front panel carries six knobs3:
| Control | What it does |
|---|---|
| Sens | Adjusts sensitivity3 |
| Depth | Modulation depth2 |
| Rate | Modulation speed2 |
| Stages | Selects 2 / 4 / 6 / 8 / 12 / 14 / 16 stages1 |
| Reso (Resonance) | Gives the phaser a more nasal sound through an EQ bump in the mids2 |
| Tune | Selects the cycle's center frequency2 |
Two footswitches handle the rest: one for bypass, which also flips between LFO and envelope mode when held, and another for presets, which doubles as tap tempo13.
The Stages control steps through 2 / 4 / 6 / 8 / 12 / 14 / 16, so the "16 stage" maximum is reached in eight selectable steps rather than every stage count in between1.
Price and availability
Seymour Duncan introduced the Polaron in March 2020 as an analog phaser pedal with digital modulation control3. gearnews.com reported an expected European RRP of EUR 249 at the announcement, with shipping expected soon3. Delicious Audio's phaser buying guide listed it at $229 as of September 20244, and Guitar Pedal X also lists it at $229 as of January 2026, noting it goes for £229 on the Seymour Duncan webstore1.
What reviewers said
- Guitar Pedal X's Stefan Karlsson found the Polaron "an exceptionally expansive analog phaser" and considered it every bit as good as Seymour Duncan's Diamondhead distortion, combining exceptionally with it overall1.
- Jef at gearnews.com wrote: "I think the Polaron offers a lot of variety for the price and could be a great addition to your pedal board"3.
- Delicious Audio's buying guide includes it among the phasers worth a player's attention, listed at $2294.
Videos
Pete Thorn
Premier Guitar
Seymour Duncan
Questions
Is the Seymour Duncan Polaron analog or digital?
Both, in a deliberate split. Delicious Audio's Paolo De Gregorio describes the Polaron as having a signal path that is fully analog but controlled digitally, so the phase shifting itself happens in the analog domain while the modulation, presets and tap tempo are handled by digital circuitry. Guitar Pedal X likewise calls it an analog phaser with envelope and LFO modulation, three presets and tap tempo.
What does ENV mode do on the Polaron?
ENV mode replaces the pedal's LFO modulation with envelope modulation, meaning the effect responds to how hard you play rather than sweeping on its own. Delicious Audio notes that auto wah, talkbox and robot voices are all available in this mode, along with more understated colors and textures. You flip between LFO and ENV by holding the bypass footswitch.
Can the Polaron save presets?
Yes. The Polaron has three onboard presets, numbered 1, 2 and 3, and Delicious Audio lists the ability to save and store presets as one of the pedal's flexibility features. A second footswitch handles preset selection and also serves as tap tempo.
What does the Resonance knob do on the Polaron?
According to Delicious Audio, the Resonance knob gives the phaser a more nasal sound through an EQ bump in the mids. It works alongside the Tune knob, which selects the cycle's center frequency, letting you tailor where the phase shifting sits in your tone.
How much does the Seymour Duncan Polaron cost?
Guitar Pedal X lists the Polaron at $229 as of January 2026, and Delicious Audio's phaser buying guide also lists it at $229 as of September 2024. At launch in March 2020, gearnews.com reported a European RRP of EUR 249, and Guitar Pedal X notes it goes for £229 on the Seymour Duncan webstore.
Sources (4)
- Guitar Pedal X, Guitar Pedal X, 2026-01-23
- Seymour Duncan Polaron Phaser, Delicious Audio, 2020-06-17
- Phase, Rotary, Autowah and more: The new Seymour Duncan Polaron phaser pedal, gearnews.com, 2020-03-11
- Best Phaser Pedals In 2024, Delicious Audio, 2024-09-16
