Dema Relay Industry and Trade Co.

Dema is a global powerhouse in electronics and electrical engineering, and operates in the energy sector. For more than 30 years, Dema has built a reputation for leading-edge innovation and the quality of its products, services and solutions. We have been manufacturing and delivering secondary protection systems and supplementary products since 1977. With more than 10,000 customers and with deployments across a wide variety of products in more than 50 countries around the globe, Dema offers an optimized and fully integrated stack of protection relays that helps organizations protect facilities safely. Dema's integrated hardware and software technologies, knowledge base and experience in industry enable comprehensive industry-specific solutions for industrial and infrastructure providers to increase their productivity, sustainability and profitability. Dema serves the energy industry with digital protection relays, microprocessor protection relays, auxilary supplies, annunciator products and auxiliary products. Designed to operate in various environments, meeting or exceeding ANSI/IEEE and IEC standards, our protection relays offer high accuracy, low burden, flexibility, and low maintenance. Our microprocessor based relays combine multifunction protection with control, metering, data acquisition, and networked communications.