GE-674746 AUTOMATIC FUSE G63 B63A 4P 6kA The product GE-674746 (AUTOMATIC FUSE G63 B63A 4P 6kA) is a reliable automatic circuit breaker from the G63 series. It features a B-curve characteristic with a rated current of 63A and a short circuit capacity of 6kA. Designed with 4P poles, this breaker is built to ensure robust protection. Compliant with N/A standards, it is packaged in BOX format. An ideal choice for modern electrical systems.