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Non-Spring Return (NSR) Logic: Maintains the last commanded position during power interruptions to prevent sudden system pressure spikes
it is engineered to handle the complex logic required for transitioning between low-fire and high-fire heating stages
High-capacity 1" NPT straight-through flow pattern reduces pressure drop in high-demand HVACR systems
Can this be used for sequential control
frequently used in pneumatic air compressor and dryer setups for building automation
Multi Products 2781A Actuator Freon Non-Spring Return (NSR) Logic: MaintainsThe Multi Products 2781A Actuator is a heavy duty, torque box motor engineered for precision damper control in commercial HVAC systems. Operating at 120V AC, this UL Recognized unit delivers a consistent 2 RPM output, essential for maintaining exact airflow modulation. The motor features a CW (Clockwise) rotation and is equipped with a Type C Round Shaft, ensuring a secure mechanical interface with standard damper linkages. Built with a zinc die cast
US$ 120.00
US$ 59.99
US$ 124.50
US$ 124.50