Littelfuse JTD4ID - Class J Time-Delay Fuse 4A 600V (200kA AIC Bolt-In)

Littelfuse JTD4ID is a Class J time-delay fuse designed for comprehensive circuit protection in industrial power distribution systems. This 600V AC/DC rated fuse features a 4A current rating with 200kA interrupting capacity at 600V for reliable fault current protection. The bolt-in connection design provides secure mounting with a compact 0.81-inch diameter construction weighing 5.19 lb. Manufactured to meet industry standards for low-voltage applications, this Powr-Pro series fuse delivers coordinated protection for motor circuits, transformers, and industrial control panels where time-delay characteristics prevent nuisance tripping during temporary overload conditions.

Key Features & Specifications

• Type: Class J time-delay fuse with single barrel construction
• Voltage Rating: 600V AC/DC
• Current Rating: 4A
• Dimensions: 0.81-inch diameter
• Standards: Industrial low voltage protection standards
• Applications: Motor circuits, transformers, industrial control panels
• AIC rating: 200kA@600V
• Connection: Bolt-In
• Barrels: 1
• Class Rating: J
• Weight: 5.19 lb
• Family: Powr-Pro
• Item Subcategory: Low Voltage