STA23HD

Electrothermal actuator for underfloor heating manifolds, standard version with connection cable (0.8 m), Normally Closed, AC 230 V power supply, 90 N force, 270° visible position indicator, mounting with 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.