THERMASREG® ETR-50140 MS
Temperature regulating thermostat.
Used to determine the temperature of water, oil, air and exhaust gases.
Can be installed for heating, ventilation and air conditioning systems, as well as used as a boiler controller.
Immersion sleeve is made of nickel-plated brass.
Temperature range: +50 ... + 140 ℃
Datasheet (EN) here