STP

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 ceilings and terminal units. With position indication.Suited...

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 ceilings and terminal units. With position indication.Suited...

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 ceilings and terminal units. With position indication.Suited...

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 systems, chilled ceilings and terminal units. With...

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 systems, chilled ceilings and terminal units. With...

Siemens STP121.40L10, S55174-A221 for radiator valves and floor heatingElectrothermal actuators, stem extended in a deenergized state (NC) for 2-position and quasi-proportional control of heating systems, chilled ceilings and terminal units. With...