Sigma Elektrik has been established in 1993 to produce low voltage circuit breakers in its factory in Istanbul, Turkey.

Sigma's quality management system get international acceptance by receiving ISO 9001:2000 certificates TÜV, in June 2003; in August 2003, received TSE.

Sigma MCCBs are being produced regarding TS 1058 / EN 60947-2 and IEC 947-2 standards.
Sigma MCBs are being produced regarding TS 5018 / EN 60898-1 and IEC 898-1 standards.
Sigma RCCBs are being produced regarding TS 61008-1 / EN 61008-1 and IEC 1008-1 standards.

Sigma's customers are parts of its Research & Development, production and quality assurance departments in order to get best results from product design and development.

Aim of Sigma is to be the leading company of Turkey and prove the high quality of Turkish Products through the world in low voltage circuit breakers production.

Sigma Produces MCBs, RCCBs, and MCCBs right now.

Our Circuit Breaker production range differs :
from 6A up to 63A (MCB) Short Circuit Breaking Capacity : 6 kA
from 16A up to 63A (RCCB) Short Circuit Breaking Capacity : 6kA
from 25A up to 800A (MCCB) Short Circuit Breaking Capacity : 35 kA, 50kA and 65kA.

Ics = 100% Icu

All Sigma products have 3 years warranty.

THE LARGEST AND THE MOST MODERN SHORT CIRCUIT TEST LABORATORY OF THE MIDDLE EAST

Sigma owns the largest and the most modern short circuit test laboratory of Middle East. All routine and type tests of low voltage products can be done in Sigma's laboratory. Laboratory also helps to speed up product development process.

Sigma is using the most modern testing systems in its laboratory to make accurate tests. Also other companies' low voltage products can be tested in Sigma's Low voltage test laboratory.

Short circuit test capacity of the laboratory is 120kA. Sigma can deliver all test results and the data instantly and perfectly analyzed with the software developed by Sigma R&D department.

Looking forward to hearing from you soon.

Best Regards
Aygun AKMAN