Mersen HSJ300 - Class J Fuse 300A (200kA@600V Interrupt Rating)

Mersen HSJ300 is a Class J high-speed fuse designed for robust circuit protection in industrial power distribution systems. It features a 600V AC voltage rating and 300A current capacity with a 200kA interrupting rating at 600V for reliable short-circuit protection. The fuse measures 7.13 inches in length with a single-barrel construction and weighs 1 lb, meeting UL/CSA standards for safety compliance. Its fast-acting design makes it ideal for protecting motors, transformers, and feeder circuits in demanding industrial environments.

Key Features & Specifications

• Type: High-speed Class J fuse with single-barrel construction
• Voltage Rating: 600V AC
• Current Rating: 300A
• Dimensions: 7.13 inches (length)
• Standards: UL/CSA compliant
• Applications: Motor protection, transformers, industrial feeders
• Class Rating: J
• AIC rating: 200kA@600V
• Weight: 1 lb
• Country of Origin: Mexico

Product Identification

• UPC: 78200132968
• GTIN: 00782001329686