Mersen (formerly Ferraz Shawmut)

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374 Merrimac Street
Newburyport, MA 01950-1930
About Mersen (formerly Ferraz Shawmut)
  • Mersen is an international company manufacturing the widest range of circuit protection solutions in the electrical industry. Drawing on a century of experience, and an ongoing commitment to critical research in electrical safety, it provides industrial, commercial, and OEM customers with innovative products and technical support teams to increase effectiveness, simplify applications, and enhance productivity.

    Mersen offers a complete line of current-limiting fuses and accessories and prides itself on delivering innovative, problem-solving products like Amp-Trap 2000® fuses, Surge-Trap® Surge Protective Devices, the Thermally Protected Metal Oxide Varistor (TPMOV®), the SmartSpot® open-fuse indicator, and UltraSafeā„¢ fuse holders.

    Check out its latest Protection Intelligence Quotient (P.IQ) Quiz and find out how much you know about the hazards that can harm people and equipment. Visit http://ep-us.mersen.com/PIQ/ and enter to win a prize.

Competitors of Mersen (formerly Ferraz Shawmut)
  • Electrocube, Inc.

    Electrocube is a manufacturer of high grade power electronic passive components with over 58 years of experience. Including Film Capacitors - High Temp & DC Link, RC Networks, Audio Capacitors, custom Hi Rel EMI Filters, custom High Freq. Foil Transformers, TRU's and Current Transformers. Newest...
  • Alp Systems, Inc.

  • Maxivolt Corporation

    Maxivolt Corporation (MVC) exclusively manufactures specialized surge protective devices. Maxivolt products are hand made with pride in Amarillo, Texas, USA and are designed to be safe without compromising performance. MVC provides value-added services tailored to meet the specific needs of...
Products by Mersen (formerly Ferraz Shawmut)
  • Surge-Trap Pluggable SPD

    The Surge-Trap® Pluggable SPD provides advanced overvoltage protection by utilizing Mersen's (formerly Ferraz Shawmut) patented TPMOV design, which does not require fuses, a fuse holder or additional wiring in meeting the UL 1449 Third Edition standards thus providing substantial cost savings... Read more
  • Class RK5 - Time Delay - TR/TRS

    Tri-Onic® SmartSpot® TR and TRS fuses provide an optional visual open fuse indicator. With advanced material technology added to the existing product line the TR and TRS current-limiting time-delay fuses are engineered for overcurrent protection of motors and transformers, service entrance... Read more
  • Class J - Fast Acting - A4J

    A4J Class J fuses deliver excellent current-limiting protection to a wide variety of applications. Their unique dimensions prevent the substitution of other fuses with lower voltage ratings, interrupting ratings, or current-limiting capability Read more