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ensuring long-term system reliability
Designed for durability in high-cycle residential and commercial applications
Failure is typically caused by excessive flame impingement
Durable construction resists thermal fatigue in high-cycle commercial environments
Resideo VU843A1020 Actuator 320788-702 ensuring long-term system reliabilityThe Resideo VU843A1020 is a heavy duty fan coil actuator engineered for commercial hydronic systems requiring reliable two position control. Operating on 24 Vac, this spring return actuator is designed for seamless integration with VU52, VU53, and VU54 series valve bodies. Featuring an SPST controller connection, the unit provides a full 22 degree stroke with a 15 second motorized timing and a rapid 4 second spring return for precise flow management.