Siemens STP161.40L10, S55174-A223

Siemens STP161.40L10, S55174-A223

for radiator valves and floor heating

Electrothermal 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 and connecting cable.

Suited for:

• Radiator valves VDN../VEN../VUN../VPD../VPE..
• Floor heating
• Valves of other manufacturers

Additional info

For fitting to valve: Cap nut M30 x 1.5