RCCB can mean:

• residual current circuit breaker, another name for a residual-current device
• red-clear-clear-blue, a color filter array pattern

• Faro de Vigo
• Faroe Islander
• Faroe Islands Cup
• Faroe islands national football team
• Faroe Islands Premier League
• Faroe Islands women's national football team
• FaroeJet
• Faro (electoral district)
• Faroe pony
• Faroese art
• Faroese ballad
• Faroese ballads
• Faroese Church
• Faroese coins
• Faroese crown
• Faroese dance
• Faroese folk ballads
• Faroese islands
• Faroese krona
• Faroese krone
• Faroese language conflict
• Faroese literature
• Faroese People's Church
• Faroese puffin
• Faroese Scientific Society