Stemco Capillary Switch 

Industrial Temperature Control

Capillary thermostats serve as indispensable tools in industrial settings, providing precise temperature control for a wide range of applications. With their ability to maintain stable and consistent temperatures, these thermostats contribute to the efficiency, safety, and quality of industrial processes across various sectors. In addition to their accuracy and reliability, capillary thermostats are known for their durability and ability to withstand harsh industrial environments. They are built to withstand high temperatures, vibration, and other challenging conditions typically encountered in industrial settings.

For more information on how capillary switches are used for industrial temperature control, visit one of the posts below. 


Our capillary thermostats can be ambient compensated to offset the differential in temperature which keeps our thermostat controls more accurate as it’s environment changes.


Senasys takes pride in quality control and reliable operation of our products. Every switch is individually 100% tested before it leaves the plant. Our capillary thermostats are UL & cUL approved.

Custom options

Capillary thermostat switches built by Senasys can also be built to customer specifications. This ensures you get the exact control you want without paying for features you don’t need.

made in the u.s.a

Products are designed, manufactured, tested and shipped from Senasys’ facilities in Eau Claire, WI to clients across the globe.


Thermostat Switch Monitors Hot Air Tunnel Dryers

In a commercial or industrial hot air tunnel dryer used for shrink wrap or for...
Air tunnel capillary switch