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Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
providing a clean SPST solid-state output rated up to 135 VAC/VDC
this model is strictly for single-stage 1H/1C applications
Reliable Performance: Heavy-duty construction resists fatigue and maintains set-point accuracy across a wide range of flow rates
Featuring 3/4" NPT male connections
Is this a direct replacement
ZoneFirst MST Damper Actuator 30067439-890 providing a clean SPST solid-stateThe ZoneFirst MST Damper Actuator is a professional grade 24V damper motor engineered for reliable operation in forced air residential and light commercial HVAC zoning systems. This two position actuator operates on 24Vac with a high efficiency 6 watt power draw, ensuring minimal load on the HVAC zone control panel. Designed for a precise 30 second timing cycle for both opening and closing, the MST provides consistent airflow management and prevents