Relay Systems of America

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3225 Corporate Drive

Joliet, IL 60431

About Relay Systems of America

Design and manufacture of locomotive electrical relays and contactors, EMD and GE replacements, custom electronic design, upgrade contactors for CDC and EMD electric air compressor drivers. Vapor style relay replacements.

Competitors of Relay Systems of America

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Founded in 1935, Holland has been a leader in progressive and comprehensive solutions spanning the rail industry for 85 years. We’re known across North America as the premier provider of flash-butt welding services and lead the way in track geometry measurement and track maintenance and... Read More