Littelfuse JTD300 - UL Class J Time-Delay Fuse 300A (200kA@600V Interrupt Rating)

Littelfuse JTD300 is a UL Class J time-delay fuse designed for circuit protection in low-voltage industrial applications. Rated for 600V AC/DC systems with a 300A current capacity, it features a bolt-in connection and 200kA interrupting capacity at rated voltage. The fuse measures 7-1/8 inches in length with a 2-inch diameter, constructed to UL 248-8 standards with CE, UL Listed, and CSA certifications. Its time-delay characteristics make it suitable for motor circuits, transformers, and feeder protection where inrush currents are present.

Key Features & Specifications

• Type: UL Class J time-delay fuse with single barrel construction
• Voltage Rating: 600V AC/DC
• Current Rating: 300A
• Dimensions: 7-1/8 in length, 2 in diameter
• Standards: CE, UL 248-8 Class J, UL Listed, CSA Certified
• Applications: Motor circuits, transformers, feeder protection
• Class Rating: J
• Connection: Bolt-In
• AIC rating: 200kA@600V
• Weight: 1.8 lb
• Country of Origin: Mexico

Product Identification

• UPC: 07945820232
• GTIN: 00079458202328