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About us ,Sigma / 2009-05-17

For many years, Sigma has been committed to providing the best quality parts, lowest price and excellent customer service in the Power Products for aftermarket . Today, Sigma is one of the leading distributors of Mechanical & Electrical replacement parts and accessories in the US as well as Caribbean, Central and South American area. All these areas have our customers and we have faith to provide better service for all of our customers

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