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Product DescriptionThe Mersen A4J20 is a 600V 20A Class J fuse designed for use in various applications where reliable current limitation is required. This fast-acting fuse is suitable for circuits such as load centers, panelboards, and switchboards. It prevents damage by interrupting too high...

Product DescriptionThe Mersen A4J25 is a fast-acting fuse designed for low voltage applications up to six hundred volts and twenty-five amperes. This Class J fuse provides reliable protection against overloads and short circuits. It features a cylindrical body and is suitable for various applications,...

Product DescriptionThe Mersen A4J3 is a 600V 3A Class J fuse designed for reliable performance in low voltage applications. This fast-acting fuse provides enhanced protection by limiting current during faults. Current limiting capability Designed for low voltage applications UL listed and CSA certified Product...

Product DescriptionMersen A4J30 is a Class J fast-acting fuse designed for applications needing reliable current-limiting protection. It supports a capacity of thirty amps and operates at six hundred volts. This fuse is essential in settings where reliable circuit protection is critical. High current limitation...

Product DescriptionMersen A4J35 is a 600 volt, 35 amp Class J fuse designed for fast acting current limiting applications. This fuse provides protection against short circuits and overloads in various electrical systems. The cylindrical body design enhances durability and reliability. Amperage Rating: 35 A...

Product DescriptionThe Mersen A4J40 is a 600V 40A Class J fuse designed to deliver reliable current-limiting protection for various applications. This fuse is suitable for use in capacitors, load centers, panelboards, and switchboards. The unique design prevents the substitution of other fuses with lower...

Product DescriptionThe Mersen A4J50 is a 600V 50A Class J fuse designed for low voltage applications. This fuse is characterized by high current limitation and fast-acting protection for electrical circuits. It prevents the use of fuses with lower ratings and supports a wide range...

Product DescriptionThe Mersen A4J60 is a class J fast-acting fuse rated for 60 Amps and 600 Volts. This fuse offers reliable current-limiting protection in various applications. High current-limiting capability Unique design prevents replacement with incorrect fuses Fiberglass body ensures stability in tough environments Product...

Product Description The MERSEN A4J600 is a fast-acting, current-limiting Class J fuse designed for robust circuit protection. This 600A, 600VAC/300VDC fuse provides excellent current limiting capabilities for diverse applications, including capacitors, panelboards, and feeder circuits. Its unique dimensions prevent incorrect substitution with fuses of...

Product DescriptionThe Mersen A4J80 is a 600V, 80A Class J fuse designed for various electrical applications. With its fast-acting characteristics, this fuse provides reliable protection for circuits and equipment. Fast acting for quick response to overloads Designed for low voltage applications Cylindrical body for...

Product Description The MERSEN A50P250-4 is an Amp-Trap® Form 101 high-speed fuse developed for DC drives and uninterruptible power supplies. It provides enhanced protection with a lower I2t value and superior reliability. The A50P fuse is typically used for replacement purposes in applications requiring...

Product Description The MERSEN A50P350-4 is a high-speed Amp-Trap fuse developed for DC drives and uninterruptible power supplies. It provides better protection and superior reliability. Typically used for replacement, this fuse reduces stress to circuit components during clearing. It is a UL-recognized component. Semiconductor...