Mersen S.A. manufactures and sells electrical power products and advanced materials in France, North America, rest of Europe, the Asia-Pacific, and internationally. It operates through two segments, Advanced Materials and Electrical Power. The company offers electrical protection and control products, such as IEC and UL/CSA low voltage general purpose fuses and fuse gears, high and medium voltage fuses, and power transfer solutions for rail vehicles, as well as surge protection, lightning protection, and power monitoring solutions; and power management solutions, including high speed fuses, DC protection for electric vehicles and battery, cooling solutions, bus bars, and aluminum electrolytic and film capacitors, as well as industrial motor maintenance and services. It also provides anticorrosion equipment comprising heat exchangers; columns, reactors, and pressure vessels; PTFE / PFA bellows, pipes, elbows, and fittings, as well as other equipment; graphite bursting discs; and corrosion resistant materials, as well as graphite specialties, such as isostatic graphite, carbon insulation, carbon/carbon composites, silicon carbide, and flexible graphite. In addition, the company offers carbon brushes, brush-holders, brush-rockers and brush gear housings, signal and power transmission systems, current collectors, wheel flange lubrication solutions, carbon dust collection systems, monitoring solutions, and slip and electrical ring assemblies, as well as cranes. It serves energy, electronics, transportation, corrosive chemicals, and process industries, as well as other markets comprising building and construction, elevators, elevators, defense, and outdoor LED lighting, as well as heating, ventilation, and air conditioning markets. The company was formerly known as Groupe Carbone Lorraine SA and changed its name to Mersen S.A. in 2010. Mersen S.A. was founded in 1889 and is headquartered in Courbevoie, France.