| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Phobia (12") | Rising High Records | RSN 11 | UK | 1991 | |
| Phobia (Remix) (CD, Single) | Cyclotron | Leptone 10/R-MCD | Germany | 1991 | |
| Phobia Remix (12") | Cyclotron | Leptone 10/R | Germany | 1991 | |
| Phobia Remix (12", W/Lbl, Promo) | Cyclotron | Leptone 10/R | Germany | 1991 | |
| Phobia (12") | Cyclotron | Leptone 10 | Germany | 1991 | |
| Phobia (12", W/Lbl, Promo, Sta) | Rising High Records | RSN 11 | UK | 1991 | |
| Phobia (CD, Single) | Cyclotron | Leptone 10/MCD | Germany | 1991 | |
| Phobia (12") | International Deejay Gigolo Records | GIGOLO 213 | Germany | 2007 | |
| Phobia (2xFile, WAV) | International Deejay Gigolo Records, International Deejay Gigolo Records | Gigolo213wav, GIGOLO 213 | Germany | 2007 |
referencing Phobia Remix, 12", Leptone 10/R
referencing Phobia, 12", RSN 11
referencing Phobia, 12", Leptone 10