- The TE Connectivity/AMP Brand Part 4-1393249-5 (W58-XC4C12A-3=W58) -Enhance your electrical systems with the high-quality and reliable W58-XC4C12A-3=W58 circuit breaker from TE Connectivity/AMP Brand. Engineered to protect against overload and short circuit situations, this circuit breaker offers superior performance, ensuring the safety of your devices and equipment. Its compact design and easy installation make it suitable for various applications, including industrial machinery, automotive systems, and consumer electronics.With its exceptional durability and long lifespan, the W58-XC4C12A-3=W58 circuit breaker delivers outstanding performance even in harsh working environments, making it a trusted choice for demanding applications. Experience peace of mind with this TE Connectivity/AMP Brand circuit breaker, offering reliable protection and efficient operation for your electrical systems.