![](https://acsinstal.eu/847-large_default/screw-in-temperature-controller-thermasreg-etr.jpg)
Screw-in temperature controller THERMASREG® ETR
Mechanical THERMASREG® ETR temperature controler or rod thermostat with switching output, used for monitoring, controlling or limiting the temperature of liquid or gaseous media, as a boiler controller, or in heating, ventilation and air conditioning technology, in mechanical and equipment engineering as well as in heat generation plants. It is available as a one-step or two-step device, as TR adjustable temperature controller, TW temperature monitor or as STB safety temperature limiter.