Littelfuse JLLS1000 - Class T Bolt-In Fuse 600V/1000A (200kA AIC)

Littelfuse JLLS1000 is a Class T bolt-in fuse designed for high-current circuit protection in industrial power distribution systems. Rated for 600V AC/DC applications with a 1000A current capacity, this fast-acting fuse features a single-barrel construction with a 200kA interrupting rating for reliable fault protection. The 2.63-inch diameter fuse body meets UL/CSA standards for low-voltage applications, with a bolt-in connection for secure panel mounting. Its T-class design provides superior short-circuit protection for heavy equipment, switchgear, and power distribution panels in demanding industrial environments.

Key Features & Specifications

• Type: JLLS series Class T bolt-in fuse, fast-acting (FA) protection
• Voltage Rating: 600V AC/DC
• Current Rating: 1000A
• Dimensions: 2.63" diameter
• Standards: UL/CSA recognized
• Applications: Industrial power distribution, switchgear, heavy equipment
• Connection: Bolt-in
• Barrels: 1
• AIC rating: 200kA
• Class Rating: T
• Weight: 4 lb

Product Identification

• UPC: 079458010602
• GTIN: 00079458010602