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CR123F21.8B - Class J Fuse 21.8A 600VAC (Time-Delay)

United Fuses
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The CR123F21.8B is a Class J, 600VAC time-delay fuse designed for branch circuit and motor protection. It is rated for 21.8 amps and provides high interrupting capacity for industrial applications. The fuse features a compact, ferrule-style construction with a 5.19 lb weight, ensuring robust performance in demanding environments. It complies with UL and CSA standards for reliable overcurrent protection. Typical applications include motor control centers, panelboards, and other industrial power distribution systems.

Key Features & Specifications
  • Type: Class J, Time-Delay, Ferrule
  • Voltage Rating: 600VAC
  • Current Rating: 21.8A
  • Dimensions: Standard Class J ferrule size
  • Standards: UL Listed, CSA Certified
  • Applications: Motor protection, branch circuit protection, industrial power systems
  • Weight: 5.19 lb


Product Identification
  • UPC: 78316630930
  • GTIN: 40783166309306