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About us

Allied Instrument Service, Inc. was founded in 1972 to provide fast, dependable, quality sales and service of robust industrial controls.  We’ve built our company on this solid foundation and served thousands of customers from our 10,500 square foot facility.  Our knowledgeable sales personnel are familiar with the comprehensive variety of products that we stock and sell, as well as all phases of industrial control, so you can be assured of exacting and correct control for all your application needs.  Equally, our repair department is staffed by highly trained electronic technicians who conduct in-house problem analysis and service. We also provide calibration services, traceable to NIST standards, on these controllers to give you peace of mind on their performance. Let us help you with all your industrial control needs. 


Business Hours

Monday – Friday 8:00 AM – 5:00 PM (Except Holidays)


Have Questions? Call us today at 708-788-1912.

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