Bussmann KBK-550 - Low Voltage Fuse 600V/550A (UL/CSA Compliant)

Bussmann KBK-550 is a low-voltage fuse designed for high-current circuit protection in industrial power distribution systems. Rated for 600V AC/DC applications with a 550A current capacity, this KBK-class fuse features a durable construction with precision-calibrated elements for reliable fault interruption. Its compact 7 lb design meets UL/CSA standards for safety and performance in demanding environments. Typical applications include motor control centers, switchgear, and heavy machinery protection.

Key Features & Specifications

• Type: KBK-class low-voltage current-limiting fuse
• Voltage Rating: 600V AC/DC
• Current Rating: 550A
• Weight: 7 lb
• Standards: UL/CSA compliant
• Applications: Industrial power distribution, motor protection, switchgear