Mersen is a global leader in Circuit Protection and Power Monitoring.

• UL/CSA low voltage fuses - Mersen provides a wide range of UL/CSA low voltage fuses for protection of power conversion equipment, motors, transformers, and other electrical devices. These fuses are designed to meet the standards and requirements of the North American market and have features such as high interrupting ratings, low I2t, and compact sizes.
• IEC Fuses - Mersen offers a variety of IEC fuses for protection of industrial and commercial applications, such as semiconductor fuses, cylindrical fuses, square body fuses, and fuse holders. These fuses are designed to meet the standards and requirements of the international market and have features such as high breaking capacity, low power dissipation, and easy installation.
• Surge protection - Mersen supplies a range of surge protection devices for protection of sensitive equipment from transient overvoltages, such as surge-trap® SPDs, surge-trap® pluggable modules, surge-trap® DIN-rail SPDs, and surge-trap® NEMA SPDs. These devices are designed to meet the standards and requirements of various applications and have features such as high surge ratings, visual indicators, remote signaling, and UL recognition.
• Power monitoring - Mersen delivers a series of power monitoring products for measurement and control of electrical parameters, such as current transformers, voltage transformers, power meters, energy meters, and power quality analyzers. These products are designed to meet the standards and requirements of various applications and have features such as high accuracy, easy installation, communication interfaces, and data logging.