thermostat control
differential pressure switch with mounting bracket
(Air flow switch)
Frost protection thermostat
Flue Humidity Sensor
flow protector
ALRE Differenzdruck-Schalter
Differential pressure switch
(Flow switch IP65, ALRE JSF-1E)
Flow switch
LUFTSROMWACHER
Strömungswächter
airflow monitor
Channel hygrostat mech.
Differential Pressure Switch
thermostat
Windfahnenrelais
regulator
Double thermostat
Differenz-Temperaturregler
Differential pressure switch
Hülsenfühler