Providing the widest range of circuit protection products in the industry means that we offer solutions for everyone from OEMs and panel builders to MROs and electrical contractors either directly or via electrical distributors.
Series
High Speed Fuses - North American Style Round Body
Mersen's Amp-Trap Round Body high speed fuses product line encompasses a wide variety of voltage ratings and performance, making it ideal for protecting a wide variety of power electronic applications.
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High Speed Fuses - Square Body
Mersen Protistor® square body fuses are available in eight different body sizes, each size having more than seven worldwide acceptable mounting styles, provide maximum flexibility in equipment design and ultimate protection.
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Class RK5 Fuses and Fuse Holders
Tri-Onic RK5 current-limiting time-delay fuses are engineered for overcurrent protection of motors, transformers, service entrance equipment, feeders and branch-circuits.
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Class RK1 Fuses and Fuse Holders
Significantly more current-limiting than Class RK5, K and H fuses, Mersen’s Class RK1 fuses are ideal for upgrading your existing feeder and branch circuits to arc flash category “0”.
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Class CC Fuses and Fuse Holders
Mersen's Class CC High Interrupting Rating Time Delay and Fast Acting compact fuses, are ideal for protection of smaller motors, control circuits and control transformers up to 30A.
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Midget Fuses and Fuse Holders
Mersen's compact midget Time Delay and Fast Acting fuses are an excellent choice for "supplementary" protection of lighting, solenoid, motor and transformer circuits.
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Class J Fuses and Fuse Holders
The most current-limiting UL-Class fuse, Mersen’s Class J fuses provide optimal performance, prevent interchangeability with older code fuses, and save valuable panel space.
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HV Fuses for Transformers
Broad range for high voltage fuses for transformer protection.
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DIN Mount Motor Fuses
Mersen R-Rated fuses are current-limiting, high interrupting rating fuses intended for the short circuit protection of medium voltage motors and motor controllers.
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Ferrule Mount Transformer Fuses
Mersen fuses for the protection of transformers and distribution lines deliver overload and short circuit protection, and are designed to withstand the transformer magnetizing inrush current.
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