Eaton Bussmann

Eaton Bussmann FRS-R-400 400A Dual Element Fuse – Class RK5 – 600VAC / 300VDC – Blade End

In stock
SKU: FRS-R-400 GTIN/UPC: 051712508537
$155.40
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The Eaton Bussmann FRS-R-400 is a dual-element Class RK5 fuse designed for dependable overcurrent protection in industrial and commercial electrical systems. With a 400A current rating, it provides time-delay performance to handle temporary inrush currents while protecting against sustained overloads and short circuits. Its blade end connection ensures secure installation and reliable operation in motor circuits and general-purpose power distribution applications.

Voltage and Rating

  • Current Rating: 400A
  • Voltage Rating: 600VAC / 300VDC
  • Interrupt Rating: 200 kAIC @ 600VAC, 20 kAIC @ 300VDC
  • Response Time: 10 seconds @ 500% load

Key Specifications

  • Manufacturer: Eaton Bussmann
  • Catalog Number: FRS-R-400
  • Product Type: Fuse
  • Class: Class RK5
  • Number of Elements: Dual Element
  • Fuse Indicator: Non-Indicating
  • Connection Type: Blade End x Blade End
  • Application: Motor Circuits, General Circuit Protection

Technical Specifications

  • Time-Delay Function: Supports inrush current handling
  • Construction Type: Industrial Grade Fuse
  • Packaging Type: Standard
  • Compliance: CE Marked

Physical Details

  • Product Length/Depth: 11.63 in
  • Product Height: 2.59 in
  • Product Width: 2.59 in

Product Data

  • Manufacturer: Eaton Bussmann
  • UPC: 051712508537
  • Model Number: FRS-R-400
  • Category: Fuses
  • Subcategory: Class RK5 Fuse
  • Product Weight: 0.001 lb
  • Warranty: Not Applicable
  • Type Circuit Breakers
  • Vendor Eaton Bussmann
  • Brand Eaton Bussmann

Returns are easy

You may return items within 30 days of delivery for a refund.

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My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

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My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.