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FRN Series 40 Amp Brass Time-Delay Cartridge Fuses (2-Pack)

  • Brass element cartridge RK5 fuse that ensures current limiting
  • Useful in power panel boards and motor-control centers
  • Offers a 10 seconds delay at 500% of the rated amp
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Product Details

The Cooper Bussmann FRN Series 40 Amp Brass Time-Delay Cartridge Fuses (2-Pack) are current limiting at 10-seconds (minimum) at 500% rated Amps. The fuses feature dual elements with time delays and a 250-Volt rating. These fuses are intended for use in power panel-boards, motor-control centers, combination starters and machinery disconnects.
  • For use in power panel-boards, motor-control centers, combination starters and machinery disconnects
  • Class RK5
  • Current limiting 10 seconds (minimum) at 500% rated Amp s
  • Dual element with time delay
  • 250 volts
  • Fiberglass tube
  • CSA and UL Listed
  • Includes 2 fuses
  • Return Policy
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Specifications

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Questions & Answers

4Questions
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Q:If your fuse is a 40 amp can you use a 45amp
by|Aug 10, 2022
0 Answer
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Q:What's the difference between these and FLNR 40 fuses?
by|Aug 15, 2020
1 Answer
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A:  They are the same, just different manufacturers

by|Jun 2, 2021
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    Q:what are the dimensions
    by|Mar 2, 2018
    1 Answer
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    A:  This product has a dimension of 3 inches length, 2.75 inches width, 1-inch height, 5.5 inches depth, and 0.81 inches diameter.

    by|Sep 7, 2020
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      Q:what direction do the 40A fuses go?
      by|Sep 19, 2015
      1 Answer
      Answer This Question

      A:  As long as the fuse fits snugly and evenly in the fuse holder, it does not matter. There are some fuse holders that have an orientation, but not most of the ones I have seen.

      by|Oct 3, 2016
      2 found this answer helpful
      Showing 1-4 of 4
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      Customer Reviews

      4.7 out of 5
      (40)
      • 4.7
        out of 40 reviews
      • 100%recommend this product
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      Works And I Like It.
      This Product Was The Only 40 Amp Fuse Available Off The Store Shelf. I Intend To Use For My Roof Mounted Heat Pump
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      Plug and Play. Swapped my bad fuses out and...
      Plug and Play. Swapped my bad fuses out and installed these for my AC unit to get it to work immediately.
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      Worked great for ac unit breaker box ....
      Worked great for ac unit breaker box .
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        Showing 1-10 of 40 reviews

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        Ratings
        (65)
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        Maximum Amperage (amps)20403550
        Fuse TypeCartridgeCartridgeCartridgeCartridge
        Voltage (volts)250250250250
        Power Distribution FeaturesTime DelayTime DelayTime DelayTime Delay
        Pack Size5222
        MaterialPaperPaperPaperPaper
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