Bussmannn JJN-450 - Class T Fuse 450A@300V (200kA AIC)

Bussmannn JJN-450 is a Class T low-voltage fuse designed for high-current circuit protection in industrial applications. It features a 300V AC/DC voltage rating and 450A current rating with a compact 1.25-inch diameter cylindrical design (3.06" L × 1.25" W × 1.25" H) weighing 2 lb. UL Listed, CSA Certified, and CE Marked, this T-Tron series fuse delivers 200kA interrupting capacity at 300V for reliable protection in power distribution systems, motor circuits, and heavy equipment.

Key Features & Specifications

• Type: Class T time-delay fuse with single-barrel construction
• Voltage Rating: 300V AC/DC
• Current Rating: 450A
• Dimensions: 3.06" L × 1.25" W × 1.25" H (77.7mm × 31.8mm × 31.8mm)
• Standards: UL Listed, CSA Certified, CE Marked
• Applications: Industrial power distribution, motor protection, heavy machinery
• AIC rating: 200kA@300V
• Diameter: 1.25 inches (31.8mm)
• Weight: 2 lb (0.91kg)
• Barrels: 1
• Class Rating: T

Product Identification

• UPC: 051712627214
• GTIN: 00051712627214