Can Your Experience Pass this Journeyman Electrician Test?Which wire size is required for a 15-amp circuit?68%Next Correct Incorrect 14 AWG copper (90°C rating) has 15A ampacity. For continuous loads, limit to 12A (80%). Which wire size is required for a 15-amp circuit? 4 AWG 10 AWG 6 AWG 14 AWG 68%