Telma AG

Telma AG is a Swiss industrial electronics manufacturer and contract electronics manufacturing (EMS) provider based in Seftigen, Switzerland. Founded in 1975, the company specializes in custom electronics development, product design, industrialization, and electronics assembly for industrial control applications. Their primary product catalog includes water detectors, optical warning systems, water disinfection systems, level controllers, measurement transmitters, and motor load monitoring devices. In addition to standard proprietary products, Telma AG offers full-service EMS capabilities including prototype assembly, PCB manufacturing, and lifecycle management for machinery and railway industries. Clients rely on Telma AG for specialized technical services such as electronic controller redesign, system analysis, maintenance, and initial project consulting. As an experienced partner for custom electronic components, the enterprise serves B2B clients across Switzerland and international European markets. The company's engineering team delivers end-to-end solutions from initial concept and design through series manufacturing and long-term product maintenance.