STA73B/00

Electrothermal actuator for valves on radiators, small valves and PICVs, black housing, version without connection cable, Normally Closed, 24 V AC/DC power supply, 100 N force, 270° visible position indicator, mounting via sliding sleeve (bayonet), maintenance-free, completely silent, IP54. It consists of an expanding thermostatic element which, upon receiving the 24 V command, causes a piston to extend and push down the valve stem, overcoming the return spring of the valve body itself. The actuator can also be controlled using PWM technology.