STA23B/00

Electrothermal actuator for valves on radiators, small valves and PICVs, black housing, version without connection cable, Normally Closed, 230 V AC power supply, 100 N force, position indicator visible within 270°, mounting by means of a sliding sleeve (bayonet), no maintenance required, completely silent, IP54. It consists of an expanding thermostatic 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.