Shawmut A4J30 Amp-Trap® Class J Fuse, 600AC/300DC 30Amp

​The Shawmut A4J30 Amp-Trap® is a 30-amp, fast-acting fuse designed for reliable overcurrent protection in various electrical applications. As a Class J fuse, it operates at 600 volts AC and 300 volts DC, offering high interrupting ratings suitable for safeguarding electrical systems.​ Key Features: Fast-Acting Performance: Provides immediate response to overcurrent conditions, ensuring rapid protection of sensitive equipment.​ High Interrupting Capacity: Capable of interrupting fault currents up to 200,000 amperes AC and 20,000 amperes DC, ensuring robust protection against short-circuit events.​ Current-Limiting Design: Reduces the potential impact of high fault currents by limiting the peak let-through current, thereby enhancing the protection of downstream equipment.​ Physical Specifications: Dimensions: Diameter: Approximately 13/16 inches (20.6 mm)​ Length: Approximately 2-1/4 inches (57.2 mm)​ Construction: Features a cylindrical body with ferrule terminals, facilitating secure and straightforward installation in compatible fuse holders.​