| PSI | |
| Type: | studio |
| Artist: | Pitchshifter |
| Cover: | PSI_album_cover.jpg |
| Released: | 7 May 2002 |
| Genre: | Nu metal, industrial rock, industrial metal |
| Length: | 56:06 |
| Label: | Mayan/Sanctuary |
| Producer: | J.S. Clayden, Jim Davies, Machine |
| Prev Title: | Deviant |
| Prev Year: | 2000 |
| Next Title: | Bootlegged, Distorted, Remixed and Uploaded |
| Next Year: | 2003 |
PSI is the sixth studio album by the industrial rock band Pitchshifter, released in 2002. Their previous two albums had been released on a major label, but this was released by the minor Mayan Records, a subsidiary label owned by Sanctuary Records."Eight Days" and "Shutdown" were released as singles.