Mersen makes it easier to increase system longevity with a full range of electrical protection solutions for photovoltaic systems. From the combiner box and inverter to the panelboard and utility distribution network, Mersen has you covered. Mersen offers fuses, fuse holders, disconnect switches, surge protection, cooling, and wire management—all designed to make you an expert at generating safe, reliable solar energy.

Mersen—formerly Ferraz Shawmut—is an international company manufacturing a wide range of circuit protection solutions for the solar power industry. Drawing on a century of experience—and an ongoing commitment to critical research in electrical safety—we provide industrial, commercial, and OEM customers with innovative products and technical support teams to increase effectiveness, simplify applications, and enhance productivity. Learn more at
Where we are
374 Merrimac Street
Newburyport, MA, 01950

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