Mersen HSJ90 - Class J Fuse 90A (200kA AIC @600V)

Mersen HSJ90 is a Class J high-speed fuse designed for overcurrent protection in low-voltage circuits. Rated for 600V AC/DC systems with a 90A current capacity, it features a compact 4.63-inch single-barrel design weighing 0.23 lb and delivers 200kA interrupting capacity at rated voltage. Compliant with industrial protection standards, this Mexican-manufactured fuse is engineered for motor branch circuits, transformers, and power distribution panels requiring fast-acting fault isolation.

Key Features & Specifications

• Type: HSJ series time-delay fuse with ceramic body
• Voltage Rating: 600V AC/DC
• Current Rating: 90A
• Dimensions: 4.63 in length
• Standards: Class J (UL/CSA)
• Applications: Motor protection, transformer circuits, industrial power distribution
• AIC rating: 200kA@600V
• Barrels: 1
• Weight: 0.23 lb
• Country of Origin: Mexico

Product Identification

• UPC: 78200132958
• GTIN: 00782001329587