Custom Solutions
Senasys supports & finds solutions for niche manufacturing products in the electro-mechanical industry.
Made in the U.S.A.
Senasys brands are design & manufactured in Eau Claire, Wisconsin, U.S.A.
Direct Customer Support
Talk to a human.
Our Brands
We make a wide range of temperature switches including, bimetal, duct sensing and fluid filled capillary style thermostat switches. We also produce a number of lines of industrial panel mount control switches as well as a group of micro switches.
Bi-Metal Snap Disc Thermostats
Industrial Controls
Talk to a product specialist today!
Common applications
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FAQs
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company news
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WHO WE ARE
We excel at helping OEMs solve problems.
Founded in 1999 with three employees in a few hundred square feet, we have now grown to over fifty employees and 30,000 sq ft. We recently added a line of pressure, vacuum and air switches that are currently hosted at PresAir.com.
We excel at helping OEMs using small to large volume of devices solve switch problems related to temperature, pressure/vacuum, air flow, and more. We look forward to helping you find the right switch for your application.

Contact us today!
Our office hours are
Monday – Friday
8 a.m. to 4 p.m. CST
Senasys
1435 International Drive
Eau Claire, WI 54701 U.S.A.
+1 (715) 831-6353
info@senasys.com