| 4 | |
| Type: | studio |
| Artist: | Supersilent |
| Cover: | Supersilent - four.jpg |
| Released: | November 23, 1998 |
| Recorded: | Audio Virus Lab 15 in Oslo, Norway |
| Genre: | Free improvisation, electronic |
| Length: | 49:20 |
| Label: | Rune Grammofon (RCD 2007) |
| Producer: | Supersilent |
| Prev Title: | 1-3 |
| Prev Year: | 1998 |
| Next Title: | 5 |
| Next Year: | 2001 |
4 is the second album by Supersilent, released on January 12, 1998, through Rune Grammofon.