The Sigma Elektrik  is a leading supplier of solutions and services for electrotechnical installation in residential and commercial buildings as well as for industrial applications.Sigma Elektrik ,established in 1993 and headquartered in İstanbul,  is one of the largest private-owned enterprises in Turkey  specialized in the manufacturing of the electrical  distribution and protection equipments.

Moulded Case  Circuit Breakers, Miniature Circuit Breakers , Residual Current Circuit Breakers,  Contactors, Thermal Relays, low voltage Current Transformers, Digital&Analog Panelmeters are  totally designed and produced by Sigma elektrik .

Quality assurance and customer satisfaction are among SIGMA's top priorities.
It is one of the first Turkish company  which have acquired the quality certificate ISO 9001 . The quality of products and services is constantly aimed at achieving customers' satisfaction and corresponding business excellence. All our products  have CE marking 

A substantial element in the company's growth strategy are its subsidiaries in Turkey  and abroad, and close cooperation with selected strategic partners.  its products are sold in more than 30 countries all over the world. The company is investing a lot into research & development and innovative activities.

For the product designing, Unigraphics NX is the most advanced software that is used throughout the World by more than 40.000 companies in Aviation, Automotive, defense industry, machine, metal, plastic and mould sector. This software tenders quick design solution for new products from conceptual design to the products process. With the widest integrated in industry and whole relational CAD/CAM/CAE implementation NX has a voice in every process like product design, manufacturing and engineering analysis