Mersen S.A. manufactures and sells electrical power products and advanced materials in France, North America, rest of Europe, the Asia-Pacific, and internationally. 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, surge protection, lightning protection and power monitoring, and power transfer solutions for rail vehicles; 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. It also provides anticorrosion equipment comprising heat exchangers; process technologies; columns, reactors, and pressure vessels; PTFE or PFA bellows, pipes, elbows, and fittings; graphite bursting discs; corrosion resistant materials; and after-sales and maintenance of anticorrosion equipment, as well as graphite specialties, such as isostatic graphite and extruded graphite, carbon insulation, carbon/carbon composites, silicon carbide, and flexible graphite. In addition, the company offers carbon brushes, current collectors, brush-holders, slip ring assemblies, brush gear assembly housing, pantograph contact strips, wheel flange lubrication solutions, dust collectors, and signal and power transfer systems, as well as motor maintenance, services, tools, and training. It serves energy, electronics, transportation, corrosive chemicals, and process industries, as well as other markets comprising building, elevators, ski lifts, defense, and outdoor LED lighting, as well as heating, ventilation, and air conditioning markets. The company was formerly known as Groupe Carb/one 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.