STP

Siemens STP161.65L10, S55174-A215 Thermal Actuator AC 24V NO 6.5mm 1m 0..10V for small valvesElectrothermal actuators, stem retracted in a

Siemens STP121.65L20, S55174-A207 Thermal Actuator AC/DC 24V NO 6.5mm 2m on/off for small valvesElectrothermal actuators, stem retracted in

Siemens STP321.65L20, S55174-A206 Thermal Actuator AC230V NO 6.5mm 2m on/off for small valvesElectrothermal actuators, stem retracted in a

Siemens STP162.65L10, S55174-A217 for small valvesElectrothermal actuators, stem retracted in a deenergized state (NO) for 2-position and quasi-proportional control of heating systems, chilled...

Siemens STP321.65L10, S55174-A202 for small valvesElectrothermal actuators, stem retracted in a deenergized state (NO) for 2-position and quasi-proportional control of heating systems, chilled...

Siemens STP121.65L10, S55174-A203 for small valvesElectrothermal actuators, stem retracted in a deenergized state (NO) for 2-position and quasi-proportional control of heating systems, chilled...

Siemens STP161.40L10, S55174-A223 for radiator valves and floor heatingElectrothermal actuators, stem retracted in a deenergized state (NO) for 2-position and quasi-proportional control of heating...

Siemens STP321.40L10, S55174-A220 for radiator valves and floor heatingElectrothermal actuators, stem extended in a deenergized state (NC) for 2-position and quasi-proportional control of heating...

Siemens STP121.40L10, S55174-A221 Thermal Actuator AC/DC 24V NO 4.0mm 1m on/offfor radiator valves and floor heatingElectrothermal actuators, stem retracted in a deenergized state (NO) for 2-position...