PH (617) 926-1000

It's The One


One Series Safety Transmitter, Engineered to protect!  Now plant safety teams get simple setup and faster, safer performance, right from the start - all at a more affordable price.



SIS Resource Network


Visit our FAQ page and learn more about SIL Calculations.  Check out the One Series Electronic Switch SIS Demonstration Video.




Who We Are


UE provides legacy and alternative solutions for Safety, Alarm & Shutdown Applications.   Let us help you choose a product for your application needs with our Product Selector.








We Are Here To Help

Our customer service and technical sales departments are always available to answer any of your questions or help you select a product or find a solution for your specific industry needs.


Hours of operation:  Monday - Friday, 8:00 a.m. - 4:30 p.m.  EST

Phone:  (617) 926-1000

Fax:  (617) 926-4354





Product Selector

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We Will Call You Back

Do you have a  customer service or technical question?  Please email us and we will get back to you.