ZoneFirst MST Damper Actuator Freon Advanced Diagnostics: Simplifies troubleshooting by

Advanced Diagnostics: Simplifies troubleshooting by monitoring safety switches and sensor inputs in real-time

Always verify your motor's lead-end rotation before installation

allowing for seamless integration into existing control architectures while maintaining UL listing and CE compliance for global project standards

Engineered for Hydrotherm replacement parts standards to maintain equipment UL/CSA listings

ZoneFirst MST Damper Actuator Freon Advanced Diagnostics: Simplifies troubleshooting byThe 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