Edison Fuses ECNR0.4 - Class RK1 Fuse 0.4A 250V
Edison Fuses ECNR0.4 - Class RK1 Fuse 0.4A 250V

Edison Fuses ECNR0.4 - Class RK1 Fuse 0.4A 250V

Edison Fuses
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The Edison Fuses ECNR0.4 is a time-delay, Class RK1 current-limiting fuse designed for the protection of motor circuits, transformers, and other inductive loads against short circuits and overloads. This fuse is rated for 0.4 amps at 250 volts AC/DC, with a high interrupting capacity of 200,000 amps RMS symmetrical, ensuring robust fault clearance. Physically, it features a compact, cylindrical ferrule construction with a diameter of 0.41 inches and a length of 1.5 inches, weighing 5.19 lb per unit. It complies with UL 248-12 and CSA standards, meeting stringent industry requirements for safety and performance. Typical applications include motor control centers, panelboards, and branch circuit protection in industrial and commercial power distribution systems.

Key Features & Specifications
  • Type: Class RK1, time-delay, current-limiting ferrule fuse
  • Voltage Rating: 250 V AC/DC
  • Current Rating: 0.4 A
  • Dimensions: 0.41 in diameter x 1.5 in length
  • Standards: UL 248-12, CSA certified
  • Applications: Motor circuit protection, transformer protection, branch circuit protection
  • Fuse Class: RK1
  • AIC Rating: 200,000 A RMS symmetrical
  • Mounting: Ferrule clip
  • Weight: 5.19 lb


Product Identification
  • UPC: 782001701377