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Thermostatic actuator, RAL 9016, matt

Stock no. BPZ:RTN51

Stock no. BPZ:RTN51

Thermostatic actuators for controlling the room temperature. Setpoint adjustment with knob. Versions with shutoff and frost protection position.

Limit stops for minimum and maximum values or setpoint locking.

Mounts directly on Siemens radiator valves VDN../VEN../VUN../VPD../VPE..

Additional info

Adapter for third-party valves, see overview AV..

The radiator valves can be closed with the thermostatic actuators RTN51.. and RTN71..



Setpoint setting range

12...28 °C


Frost protection position, Closing position

Surface treatment

RAL 9016, matt

Dimension (Ø x L)

60 x 89.5 mm