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Amp-Trap 2000® AJT fuses provide non-indication as well as a SmartSpot visual open fuse indicator. With advanced material technology, the AJT fuse provides IEC Type 2 No Damage protection to main, feeder, and branch circuits, for all types of loads. Yet, they require only half the mounting space needed for 600VAC Class RK fuses. Their versatile design allows you to reduce the number of fuses you need to stock, saving both space and money.

The time-delay characteristics of AJT fuses are ideal for handling typical motor and transformer inrush currents, while also providing superior current-limiting ability. By limiting high temperatures during fault conditions, they improve safety for both personnel and equipment. Mersen Class J fuses offer a reliable solution for demanding industrial applications where efficiency, protection, and cost savings matter.

AJT Fuses

  • AJT1-1/2N Front view with manufacturer's label in English

    AJT1-1/2N – Mersen – Fuse Class ‘J’ 1-1/2 Amp 600 Volt

    $8.99

    Part Number: AJT1-1/2N

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 1-1/2 Amp 600 Volt

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    56 in stock

  • AJT1-1/4 Front view with manufacturer's label in English

    AJT1-1/4N – Mersen – Fuse Class ‘J’ 1-1/4 Amp 600 Volt

    $9.99

    Part Number: AJT1-1/4N

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 1-1/4 Amp 600 Volt

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    50 in stock

  • AJT1-6/10N Front view with manufacturer's label in English

    AJT1-6/10N – Mersen – Fuse Class ‘J’ 1-6/10 Amp 600 Volt

    $11.99

    Part Number: AJT1-6/10N

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 1-6/10 Amp 600 Volt

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    50 in stock

  • AJT1-8/10N Front view with manufacturer's label in English

    AJT1-8/10N – Mersen – Fuse Class ‘J’ 1-8/10 Amp 600 Volt

    $10.99

    Part Number: AJT1-8/10N

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 1-8/10 Amp 600 Volt

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    50 in stock

  • AJT10 Front view with manufacturer's label in English

    AJT10 – Mersen – Fuse Class ‘J’ 10 Amp 600 Volt

    $9.99

    Part Number: AJT10

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 10 Amp 600 Volt

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    51 in stock

  • AJT100 fuse

    AJT100 – Mersen – Fuse Class ‘J’ 100 Amp 600 Volt

    $34.99

    Part Number: AJT100

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 100 Amp 600 Volt

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    53 in stock

  • AJT110 Front view with manufacturer's label in English

    AJT110 – Mersen – Fuse Class ‘J’ 110 Amp 600 Volt

    $67.99

    Part Number: AJT110

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 110 Amp 600 Volt

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    21 in stock

  • AJT12 Front view with manufacturer's label in English

    AJT12 – Mersen – Fuse Class ‘J’ 12 Amp 600 Volt

    $9.99

    Part Number: AJT12

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 12 Amp 600 Volt

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    60 in stock

  • AJT125 Fuse

    AJT125 – Mersen – Fuse Class ‘J’ 125 Amp 600 Volt

    $67.99

    Part Number: AJT125

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 125 Amp 600 Volt

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    31 in stock

  • AJT150 Front view with manufacturer's label in English

    AJT150 – Mersen – Fuse Class ‘J’ 150 Amp 600 Volt

    $67.99

    Part Number: AJT150

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 150 Amp 600 Volt

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    25 in stock

  • AJT17-1/2 Front view with manufacturer's label in English

    AJT17-1/2 – Mersen – Fuse Class ‘J’ 17-1/2 Amp 600 Volt

    $9.99

    Part Number: AJT17-1/2

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 17-1/2 Amp 600 Volt

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    40 in stock

  • AJT175 Fuse

    AJT175 – Mersen – Fuse Class ‘J’ 175 Amp 600 Volt

    $67.99

    Part Number: AJT175

    Manufacturer: Mersen

    Description: Fuse Class ‘J’, 175 Amp 600 Volt

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    15 in stock