STP23

Electrothermal actuator for valves on radiators, small valves and PICV, standard version with connecting cable (1 m), Normally Open, 230 V AC power supply, 100 N force, 270° visible position indicator, mounting by means of a sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of a thermostatic expansion element which, once it receives the 230 Vac command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body itself.