Bussmann FRN-R-4 - Class RK5 Time-Delay Fuse 4A 250V (200kA AIC Rating)

The Bussmann FRN-R-4 is a Class RK5 time-delay fuse from Eaton's Fusetron family, engineered to provide reliable circuit protection for motor circuits and transformers against overloads and short circuits. It features a 4A current rating and 250V voltage rating with a high 200kA interrupting capacity, ensuring robust performance under fault conditions. The fuse construction includes a single-barrel design with a 0.56-inch diameter and 2-inch length, weighing 1 lb for straightforward installation in standard fuse holders. Certified to UL 248-12, CSA Class 1422-01, and CE standards, this Mexico-manufactured component meets rigorous industrial safety requirements for use in control circuits, HVAC systems, and industrial power distribution panels.

Key Features & Specifications

• Type: Class RK5 time-delay fuse, single barrel construction
• Voltage Rating: 250V AC
• Current Rating: 4A
• Dimensions: 2-inch length, 0.56-inch diameter
• Standards: UL 248-12 Guide JDDZ, CSA Certification Class 1422-01, CE
• Applications: Motor circuits, transformer protection, control circuits, industrial power distribution
• AIC rating: 200kA@250V
• Class Rating: RK5
• Barrels: 1
• Weight: 1 lb
• Certification: CE, CSA Certification Class 1422-01, UL 248-12 Guide JDDZ
• Family: Fusetron
• Country of Origin: Mexico

Product Identification

• UPC: 051712507202
• GTIN: 00051712507202