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Littelfuse JTD-300 - Class J Time-Delay Fuse 300A 600V (UL Listed)

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Regular price $256.15
Regular price Sale price $256.15
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Littelfuse JTD-300 is a time-delay fuse designed for reliable circuit protection in industrial power distribution systems. It features a 300A current rating with 600V AC/DC voltage rating, providing coordinated overload and short-circuit protection. The fuse is constructed with durable materials and measures 4.5 inches in length with standard knife-blade terminals for secure connections. It complies with UL Class J standards and is recognized for use in industrial control panels and motor branch circuits. Typical applications include motor protection, feeder circuits, and industrial machinery where time-delay characteristics prevent nuisance tripping during motor starting.

Key Features & Specifications
  • Type: Time-delay fuse with sand-filled construction and knife-blade terminals
  • Voltage Rating: 600V AC/DC
  • Current Rating: 300A
  • Dimensions: 4.5 inches length
  • Standards: UL Class J
  • Applications: Motor protection, feeder circuits, industrial power distribution
  • Fuse Class: J
  • Mounting: Standard fuse block/clip
  • Weight: 5.19 lb


Product Identification
  • Manufacturer: Littelfuse
  • Item Subcategory: Fuse Part
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