Bussmann FWH-400 - Class J Time-Delay Fuse 400A (500V AC Low Voltage)

The Bussmann FWH-400 is a Class J time-delay fuse designed for comprehensive circuit protection in demanding industrial applications. It features a 500V AC voltage rating and a 400A current rating, providing reliable overcurrent protection for electrical distribution systems. Constructed with robust materials, this fuse weighs 5.19 lb and is engineered for high interrupting capacity performance. The FWH-400 complies with relevant industry standards for low voltage protection devices, ensuring safe operation in industrial environments. Typical applications include motor branch circuits, feeder circuits, and industrial control panels where dependable fault protection is critical.

Key Features & Specifications

• Type: Class J time-delay fuse, FWH series
• Voltage Rating: 500V AC
• Current Rating: 400A
• Dimensions: Standard Class J configuration
• Standards: Industrial low voltage protection standards
• Applications: Motor circuits, feeder circuits, industrial control panels
• Weight: 5.19 lb
• Item Subcategory: Low Voltage
• Family: FWH Series
• Manufacturer: Eaton