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moving maximum CFM while reducing operational noise and vibration
protecting the motor and blades from stress
Universal Fuel Compatibility: Internally rated for natural
making it a reliable choice for power venting installations where natural draft is insufficient
Resideo SDCR Relay 320734-701 moving maximum CFM while reducingThe Resideo SDCR Relay is an essential slave damper control relay designed for professional HVAC partitioning where existing zone panel contacts aren't sufficient to handle the total inductive load. This 4PDT relay (4 pole, double throw) lets a single zone output synchronize up to nine dampers, provided the secondary power supply is correctly sized. Built for high density HVAC zoning systems, the SDCR effectively manages multiple damper actuators like
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