T-Spec V12-CBF140 Circuit Breaker - 140 AMP [V12-CBF140]V12 CBF140 Circuit Breaker 140 AMP Getting tired of replacing your power fuse every time you show off how loud your system can play? You should consider replacing the fuse holder with a circuit breaker. T Spec's competition grade circuit breaker protects your wiring and battery with reliable, fast acting, spring loaded disconnection when sensing a short circuit or over current condition. This breaker accepts 1 0 to 4 gauge wire and features 24 karat