F# Sus4 Chord on Guitar
The F# Sus4 chord contains F#, B and D♭ — 3 notes. Every position is marked across the whole fretboard below, labelled with note names and with interval numbers, and the tuning of each string can be changed.
- Root
- Perfect 4th
- Perfect 5th
| Degree | 1 | 4 | 5 |
|---|---|---|---|
| Note | F# | B | D♭ |
| Interval | Root | Perfect 4th | Perfect 5th |
Note names

Interval numbers

Scales containing F# Sus4
| Major (Ionian) | D E F# A B |
| Natural Minor (Aeolian) | D♭ E♭ F# A♭ B |
| Dorian | D♭ E F# A♭ B |
| Phrygian | D♭ E♭ F# A♭ B♭ |
| Lydian | D E G A B |
| Mixolydian | D♭ E F# A B |
| Locrian | D♭ E♭ F A♭ B♭ |
| Harmonic Lydian (Lydian ♭6) | G B |
| Harmonic Minor | F# B |
| Melodic Minor | E F# B |
| Melodic Minor ♯4 | E B |
| Gypsy Minor (Hungarian Minor) | B |
| Major Pentatonic | E A B |
| Minor Pentatonic | D♭ F# A♭ |
| Dominant Pentatonic (Mixolydian Pentatonic) | B |
| Minor Sixth Pentatonic | F# |
| Blues | D♭ F# A♭ |
| Tcherepnin (M3) | D♭ F A |
Circle of fifths
Frequently asked questions
What notes are in the F# Sus4 chord?
F#, B and D♭. That is 3 notes.
How is the F# Sus4 chord built?
From a root of F#: B is the perfect 4th and D♭ is the perfect 5th.
Which scales contain the F# Sus4 chord?
D Major (Ionian), D♭ Natural Minor (Aeolian), D♭ Dorian and D♭ Phrygian, among others. Every note of the F# Sus4 chord is in those, so they can be played over it.
Which smaller chords are inside the F# Sus4 chord?
F# Power (5). Each uses only notes the F# Sus4 chord already contains.
Practice this on your own guitar
Fretonomy listens to your instrument and drills triads, scales and chords.