Thank you for visiting our technical toolbox full of product line details such as detailed informational sheets, technical schematics, ordering charts, tools and accessories as well as customization product breakdowns. All downloadable and just a click away for your use. Don’t forget our technical support team is just a phone call away during the week at (847) 742-3566 x1003. Get to know more about us by downloading our OCC Company Overview.


Do you need to know the schematics of a certain part or product line that we offer? See itemized list below for any reference material you might need and click to download or print.


T-Bar®, a division of Olympic Controls Corporation. Visit T-Bar now to learn more about our high-switching capacity in less space.


Electromagnetic Industries®, a division of Olympic Controls Corporation, manufactures high-caliber, mechanical components you depend on to protect, control and regulate your power system’s performance. Electromagnetic Industries provides electronic solutions to power through any situation. Get to know more about our products and services by visiting Electromagnetic Industries now for more details.


Here at OCC we strive for customer satisfaction. We would appreciate you taking part in our customer survey to help us achieve that goal.


There is no long wait. There is only our hands-on team ready to receive either your e-mail to with any questions or comments. Or we are just a phone call away at (847) 742-3566 to discuss a new or existing order. And note our Privacy Policy available for more information.

About OCC

Olympic Controls Corporation offers reliable, electrical solutions that power productivity and maximum control of your energy systems. Optimize productivity—maximize control.

Our Promise

Manufacturing precision electrical solutions with reliable consistency certified to the latest ISO standard (ISO 9001.2015). Over 50 years of powering your business with maximum control.

Our Address

Olympic Controls Corporation
1250 Crispin Drive
Elgin, Illinois 60123

Let’s Connect

Main: (847) 742-3566
Fax: (847) 742-5686
Sales: x1008
Billing: x1001
Purchasing: x1007
Technical Support: x1003

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