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Built with a TEFC (Totally Enclosed Fan Cooled) enclosure and IP44 ingress protection
Rated for a maximum operating temperature of 240
Solid State Reliability: Eliminates moving parts
the 031780500 TXV power head modulates refrigerant flow through the expansion valve assembly
rectangular zone damper designed for high-performance HVAC zoning systems
Resideo ZD18X6TZ Damper Els PW 17895 Built with a TEFC (TotallyThe Resideo ZD18X6TZ is a heavy duty 18x6 zone damper designed for precision airflow management in forced air zoning systems. Built with a robust extruded aluminum frame and parallel blades, this rectangular motorized damper ensures low leakage performance and structural integrity in high static pressure environments. It features a high torque 24VAC synchronous motor that operates on a power close, spring return open logic, making it a reliable fail
