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Low Voltage Control: Operates on a standard 24V coil
The Hydrotherm 20-1014 is built for the demanding environments of a mechanical room
F and cuts the fan "off" at 30
potentially causing catastrophic boiler failure
Reznor 193809 Pressure Switch 30067439-890 Low Voltage Control: Operates onThe Reznor 193809 Pressure Switch is a mission critical 0. 65" WC air pressure switch kit designed for precise combustion air monitoring in Reznor unit heaters. Calibrated to trigger at a 0. 65 inch water column setpoint, this HVAC induction fan safety switch ensures the inducer motor maintains the necessary vacuum pressure for safe flue gas venting before ignition. This replacement kit is the correct Reznor OEM part cross reference for legacy
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