Contact Info:

Sentry Equipment®
formerly Zeck Systems

966 Blue Ribbon Circle N

Oconomowoc, WI 53066


Parts & Service: 








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High Pressure/High Flow Odorization System

• Incredible accuracy: 0.2% dosing from 100,000 to 10,000,000 CFH; up to 1480 PSI
• Maintenance free odorant pump modules backed by a 10 year warranty


Odorant Injection Technology

Formerly Zeck Systems, we are an innovator of natural gas odorization systems. The key to our designs is to be simple and accurate. We incorporate state of the art injection, flow measurement and sealing technology to assure the integrity of our systems, while providing reliable solutions from our vast industry, design and manufacturing experience.

Sentry® Equipment Corp is a multi-division manufacturing company that engineers, manufactures and services equipment for sampling, monitoring, injection and analysis for worldwide customers in utility and process industries. Our equipment enables analytical and operational professionals to get safe, accurate and repeatable results. Recognized as a technology leader, Sentry® Equipment Corp has been relied on by operational and analytical professionals for 90 years. Based in Oconomowoc, Wisconsin, Sentry® Equipment Corp is a 100% employee owned company.

Our team is driven by three words: Experience. Solutions. Results.

Copyright © 2014 - Sentry® Equipment Corp
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