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Mersen Products

Low Voltage UL/CSA Fuses

Class J

AJT Reducer Fuses - Class J - Time-delay

AJT Reducer Fuses are a safe permanent solution for decreasing your current rating....

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AJT - Class J - Time-delay

Amp-Trap 2000 time-delay AJT fuses provide IEC Type "2" (No Damage) protection to main, feeder, and branch-circuits...

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HSJ - Class J - High-Speed

The High Speed Class J (HSJ) combines the low I2t of a semiconductor fuse and the branch-circuit performance...

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A4J - Class J - Fast-Acting

Amp-Trap fast-acting A4J fuses deliver excellent current-limiting protection to a wide variety of applications...

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