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Advanced Efficiency: The 3/4 HP variable speed ECM design reduces operational costs and noise compared to traditional fixed-speed motors
The Trane CNT4990 is a high-precision HVAC air pressure control switch engineered for critical monitoring in residential and light-commercial systems
For field technicians and contractors maintaining high-efficiency systems
Daikin-McQuay 910117560 Pressure Control Switch 326058-755 This is a normally closedThe Daikin McQuay 910117560 Pressure Control Switch is a critical safety component engineered for high pressure monitoring in commercial HVAC systems and industrial chillers. Rated for 600 PSI, this high limit cutout prevents compressor damage by interrupting the control circuit when system pressures exceed safe operational thresholds. Designed for Daikin Applied and legacy McQuay international equipment, the 910117560 ensures precise repeatability in
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