M30 x 1 ,5thread. ACTUATOR Normally closed. Can be fixed easily to an adaptor ring. Unique quick lock snap action.Red spot indicator on top.
Underfloor Heating Actuator 230V, Underfloor Heating Actuators Thermoelectric, AC230V Normally Closed M30x1.5mm Heating Manifold Floor Electric Thermal Actuator for Beulco Cronatherm Wärmer System
Wärmer System Underfloor Heating Actuator Normally Closed 4 Wire 230V M30x1.5
LavaTap – Heatmiser TA230 Thermal Actuator 230 V – Underfloor Heating Actuator with M30 × 1.5 mm Valve Connection – Normally Closed Actuator 2 W IP54 Rated for Underfloor Heating Manifold Systems
Underfloor Heating Actuator 230V 2W, 2 Wires Electric Chain Underfloor Heating Replacement Actuators, Suitable for Almost All Common Heating Circuit Manifolds
Wengart Underfloor Heating Actuator WG2208, AC 230V Thermal Electric Actuator for Manifold, M30 x 1.5mm Thread, Normally Closed 2-Wire with Visible Stroke Indicator
Wengart Underfloor Heating Actuator WG2213, AC 230V Thermal Electric Actuator for Manifold, M30 x 1.5mm Thread, Normally Closed 2-Wire with Visible Status Indicator, Energy-Efficient, IP54