Campeonato Catarinense Série B
| Organising body | FCF |
|---|---|
| Founded | 1986 |
| Country | Brazil |
| State | Santa Catarina |
| Level on pyramid | 2 |
| Promotion to | Campeonato Catarinense |
| Relegation to | Série C |
| Current champions | Caravaggio (1st title) (2024) |
| Most championships | Brusque Inter de Lages Joinville Marcílio Dias (3 titles each) |
| Website | FCF Official website |
The Campeonato Catarinense – Série B is the second tier of the professional state football league in the Brazilian state of Santa Catarina. It is run by the Santa Catarina Football Federation (FCF).