Sigma Electronics Inc

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Certified Quality Management System – ISO 9001:2015 – DNV The Transformer Association
Sigma Electronics, Inc. is a custom design transformer and wirewound magnetic component manufacturing company based in Houston, Texas. Sigma is dedicated to providing high quality custom transformers, inductors, chokes, coils and related wirewound magnetic components for original equipment manufacturers, with an emphasis on high pressure/high temperature 260°C applications.

Our experience and expertise makes us a leader in the design and manufacturing of extreme environment transformer and wirewound magnetic components required in Oilfield Services downhole applications. Sigma’s success is a result of experience, quality, and service that has been provided to our customers for more than 45 years.