Littelfuse FLNR-150 - Class RK1 Fuse 150A 600V (Low Voltage Protection)

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Regular price $43.77
Regular price $184.38 Sale price $43.77
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Littelfuse FLNR-150 is a low-voltage current-limiting fuse designed for branch circuit and feeder protection in industrial electrical systems. It features a 150A current rating with a 600V AC voltage rating, providing reliable overcurrent protection in demanding applications. The fuse measures 2-1/4 inches in diameter and 3-1/2 inches in length with a durable ceramic body construction that ensures mechanical strength and thermal stability. It complies with UL Class R rejection requirements and meets industry standards for safe operation. Typical applications include motor control centers, panelboards, and industrial machinery where high-interrupting capacity protection is essential.

Key Features & Specifications
  • Type: Current-limiting fuse with ceramic body and time-delay characteristics
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Dimensions: 2-1/4" diameter x 3-1/2" length
  • Standards: UL Class R, CSA certified
  • Applications: Industrial motor protection, feeder circuits, panelboards
  • Fuse Class: Class RK1
  • Interrupting Rating: 200kA RMS symmetrical
  • Weight: 5.19 lb
  • Item Subcategory: Low Voltage
  • Mounting: Standard fuse clips
  • Certification: UL 248-12, CSA C22.2


Product Identification
  • Manufacturer: Littelfuse
  • Model: FLNR-150
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