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Class RK1 Power Fuses

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Product Image of Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 150A, A6D150R
Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 150A, A6D150R
SKU: A6D150R
Mersen
SKU: A6D150R
Brand: Mersen
$134.19 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
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Product Image of Bussmann 8 Amp Time-Delay Class RK1 Power Fuse (250V)
Bussmann 8 Amp Time-Delay Class RK1 Power Fuse (250V)
SKU: LPN-RK-8SP
Eaton
SKU: LPN-RK-8SP
Brand: Eaton
$31.50 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
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Product Image of Bussmann 9 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 9 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-9SP
Eaton
SKU: LPS-RK-9SP
Brand: Eaton
$65.33 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
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Product Image of Class RK1 Fast-Acting Fuse, 250V, 40A, Ferrule Terminal, A2K40R
Class RK1 Fast-Acting Fuse, 250V, 40A, Ferrule Terminal, A2K40R
SKU: A2K40R
Mersen
SKU: A2K40R
Brand: Mersen
$48.74 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
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Product Image of Bussmann 1 Amp Time-Delay Class RK1 Power Fuse (250V)
Bussmann 1 Amp Time-Delay Class RK1 Power Fuse (250V)
SKU: LPN-RK-1SP
Eaton
SKU: LPN-RK-1SP
Brand: Eaton
$33.92 each
In Stock
Get 21 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 2.8 Amp Time-Delay Class RK1 Power Fuse (250V)
Bussmann 2.8 Amp Time-Delay Class RK1 Power Fuse (250V)
SKU: LPN-RK-2-8/10SP
Eaton
SKU: LPN-RK-2-8/10SP
Brand: Eaton
$38.26 each
In Stock
Get 3 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Amp-Trap SmartSpot Class RK1 Time-Delay Fuse, 250V, 350A, A2D350R
Amp-Trap SmartSpot Class RK1 Time-Delay Fuse, 250V, 350A, A2D350R
SKU: A2D350R
Mersen
SKU: A2D350R
Brand: Mersen
$148.58 each
In Stock
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In Stock
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Product Image of Bussmann 70 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 70 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-70SPI
Eaton
SKU: LPS-RK-70SPI
Brand: Eaton
$197.89 each
In Stock
Get 3 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 90A, A6D90R
Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 90A, A6D90R
SKU: A6D90R
Mersen
SKU: A6D90R
Brand: Mersen
$67.09 each
In Stock
Get 5 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fast-Acting Power Fuse, 250V, 35A, A2K35R
Class RK1 Fast-Acting Power Fuse, 250V, 35A, A2K35R
SKU: A2K35R
Mersen
SKU: A2K35R
Brand: Mersen
$46.61 each
In Stock
Get 32 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fast-Acting Fuse, 600V, 70A, A6K70R
Class RK1 Fast-Acting Fuse, 600V, 70A, A6K70R
SKU: A6K70R
Mersen
SKU: A6K70R
Brand: Mersen
$115.62 each
In Stock
Get 3 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fuse, 250V, 150A, A2K150R
Class RK1 Fuse, 250V, 150A, A2K150R
SKU: A2K150R
Mersen
SKU: A2K150R
Brand: Mersen
$186.59 each
In Stock
Get 6 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 40 Amp Time-Delay Class RK1 Power Fuse (250V)
Bussmann 40 Amp Time-Delay Class RK1 Power Fuse (250V)
SKU: LPN-RK-40SPI
Eaton
SKU: LPN-RK-40SPI
Brand: Eaton
$51.34 each
In Stock
Get 10 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 175A, A6D175R
Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 175A, A6D175R
SKU: A6D175R
Mersen
SKU: A6D175R
Brand: Mersen
$134.19 each
In Stock
Get 6 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Time-Delay Power Fuse, 250 VAC/VDC, 70A, Blade Terminal, A2D70R
Class RK1 Time-Delay Power Fuse, 250 VAC/VDC, 70A, Blade Terminal, A2D70R
SKU: A2D70R
Mersen
SKU: A2D70R
Brand: Mersen
$35.05 each
In Stock
Get 19 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Amp-Trap SmartSpot Class RK1 Time-Delay Fuse, 250V, 500A, A2D500R
Amp-Trap SmartSpot Class RK1 Time-Delay Fuse, 250V, 500A, A2D500R
SKU: A2D500R
Mersen
SKU: A2D500R
Brand: Mersen
$227.62 each
In Stock
Get 4 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 3.2 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 3.2 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-3-2/10SP
Eaton
SKU: LPS-RK-3-2/10SP
Brand: Eaton
$66.85 each
In Stock
Get 15 by Thu, Oct 8 - Fri, Oct 9
In Stock
Get 15 by Thu, Oct 8 - Fri, Oct 9
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Product Image of Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 60A, Ferrule Terminal, A6D60R
Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 60A, Ferrule Terminal, A6D60R
SKU: A6D60R
Mersen
SKU: A6D60R
Brand: Mersen
$33.78 each
In Stock
Get 184 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fast-Acting UL Power Fuse, 600 VAC/300 VDC, 100A, A6K100R
Class RK1 Fast-Acting UL Power Fuse, 600 VAC/300 VDC, 100A, A6K100R
SKU: A6K100R
Mersen
SKU: A6K100R
Brand: Mersen
$101.74 each
In Stock
Get 11 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 30 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 30 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-30SPI
Eaton
SKU: LPS-RK-30SPI
Brand: Eaton
$67.97 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
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Product Image of Bussmann 125 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 125 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-125SP
Eaton
SKU: LPS-RK-125SP
Brand: Eaton
$339.55 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
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Product Image of Class RK1 Fast-Acting Fuse, 250V, 400A, A2K400R
Class RK1 Fast-Acting Fuse, 250V, 400A, A2K400R
SKU: A2K400R
Mersen
SKU: A2K400R
Brand: Mersen
$368.15 each
In Stock
Get 3 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fast-Acting Power Fuse, 250V, 70A, A2K70R
Class RK1 Fast-Acting Power Fuse, 250V, 70A, A2K70R
SKU: A2K70R
Mersen
SKU: A2K70R
Brand: Mersen
$99.28 each
In Stock
Get 82 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Power Fuse, 250 VAC/VDC, 200A, Blade Terminal, Time Delay, A2D200R
Class RK1 Power Fuse, 250 VAC/VDC, 200A, Blade Terminal, Time Delay, A2D200R
SKU: A2D200R
Mersen
SKU: A2D200R
Brand: Mersen
$77.29 each
In Stock
Get 12 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 60 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 60 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-60SPI
Eaton
SKU: LPS-RK-60SPI
Brand: Eaton
$102.25 each
In Stock
Get 28 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fuse, 600V, 90A, A6K90R
Class RK1 Fuse, 600V, 90A, A6K90R
SKU: A6K90R
Mersen
SKU: A6K90R
Brand: Mersen
$120.73 each
In Stock
Get 50 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 250A, A6D250R
Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 250A, A6D250R
SKU: A6D250R
Mersen
SKU: A6D250R
Brand: Mersen
$268.30 each
In Stock
Get 1 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Power Fuse, 250V, 200A, A2K200R
Class RK1 Power Fuse, 250V, 200A, A2K200R
SKU: A2K200R
Mersen
SKU: A2K200R
Brand: Mersen
$173.46 each
In Stock
Get 7 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 4 Amp Time-Delay Class RK1 Power Fuse (250V)
Bussmann 4 Amp Time-Delay Class RK1 Power Fuse (250V)
SKU: LPN-RK-4SP
Eaton
SKU: LPN-RK-4SP
Brand: Eaton
$36.65 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
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Product Image of Class RK1 Power Fuse, 600V, 45A, A6K45R
Class RK1 Power Fuse, 600V, 45A, A6K45R
SKU: A6K45R
Mersen
SKU: A6K45R
Brand: Mersen
$56.41 each
In Stock
Get 10 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 200A, A6D200R
Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 200A, A6D200R
SKU: A6D200R
Mersen
SKU: A6D200R
Brand: Mersen
$134.19 each
In Stock
Get 12 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fast-Acting Power Fuse, 250 VAC/VDC, 100A, Blade Terminal, A2K100R
Class RK1 Fast-Acting Power Fuse, 250 VAC/VDC, 100A, Blade Terminal, A2K100R
SKU: A2K100R
Mersen
SKU: A2K100R
Brand: Mersen
$92.20 each
In Stock
Get 2 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Amp-Trap SmartSpot Class RK1 Time-Delay Fuse, 250V, 75A, A2D75R
Amp-Trap SmartSpot Class RK1 Time-Delay Fuse, 250V, 75A, A2D75R
SKU: A2D75R
Mersen
SKU: A2D75R
Brand: Mersen
$36.78 each
In Stock
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In Stock
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Product Image of Bussmann 25 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 25 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-25SPI
Eaton
SKU: LPS-RK-25SPI
Brand: Eaton
$68.90 each
In Stock
Get 9 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 100 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 100 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-100SPI
Eaton
SKU: LPS-RK-100SPI
Brand: Eaton
$197.52 each
In Stock
Get 4 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fast-Acting Fuse, 250V, 600A, A2K600R
Class RK1 Fast-Acting Fuse, 250V, 600A, A2K600R
SKU: A2K600R
Mersen
SKU: A2K600R
Brand: Mersen
$477.20 each
In Stock
Get 1 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Time-Delay Power Fuse, 250 VAC/VDC, 10A, Blade Terminal, A2D150R
Class RK1 Time-Delay Power Fuse, 250 VAC/VDC, 10A, Blade Terminal, A2D150R
SKU: A2D150R
Mersen
SKU: A2D150R
Brand: Mersen
$77.29 each
In Stock
Get 23 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 70A, A6D70R
Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 70A, A6D70R
SKU: A6D70R
Mersen
SKU: A6D70R
Brand: Mersen
$67.09 each
In Stock
Get 1 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fuse, 600V, 40A, A6K40R
Class RK1 Fuse, 600V, 40A, A6K40R
SKU: A6K40R
Mersen
SKU: A6K40R
Brand: Mersen
$53.93 each
In Stock
Get 8 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 225 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 225 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-225SP
Eaton
SKU: LPS-RK-225SP
Brand: Eaton
$676.71 each
Backorder
Get it by Tue, Nov 3 - Wed, Dec 2
Backorder
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Product Image of Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 50A, Ferrule Terminal, A6D50R
Class RK1 Time-Delay UL Power Fuse, 600 VAC/VDC, 50A, Ferrule Terminal, A6D50R
SKU: A6D50R
Mersen
SKU: A6D50R
Brand: Mersen
$32.49 each
In Stock
Get 3 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 15 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 15 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-15SPI
Eaton
SKU: LPS-RK-15SPI
Brand: Eaton
$65.16 each
In Stock
Get 8 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Class RK1 Fuse, 250V, 500A, A2K500R
Class RK1 Fuse, 250V, 500A, A2K500R
SKU: A2K500R
Mersen
SKU: A2K500R
Brand: Mersen
$535.83 each
In Stock
Get 2 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 40 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 40 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-40SPI
Eaton
SKU: LPS-RK-40SPI
Brand: Eaton
$100.82 each
In Stock
Get 1 by Thu, Oct 8 - Fri, Oct 9
In Stock
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Product Image of Bussmann 150 Amp Time-Delay Class RK1 Power Fuse (600V)
Bussmann 150 Amp Time-Delay Class RK1 Power Fuse (600V)
SKU: LPS-RK-150SP
Eaton
SKU: LPS-RK-150SP
Brand: Eaton
$362.66 each
In Stock
Get 5 by Thu, Oct 8 - Fri, Oct 9
In Stock
Get 5 by Thu, Oct 8 - Fri, Oct 9
Resources
FAQs, Manuals & Videos
Articles
More About Class RK1 Power Fuses
Class RK1 power fuses offer current-limiting, dual-element protection with high interrupting ratings for demanding electrical systems. Engineered for superior short-circuit and overload protection, they help reduce arc flash risks, protect motors and transformers, and improve overall system safety and reliability.
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