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Robust Protection: Encapsulated NEMA 4X rated construction guards internal copper windings against moisture
If the 24V coil is energized but the contacts do not close
providing contractors with a robust component that maintains set point accuracy under rigorous environmental conditions
With no close-fitting or sliding parts in the water passages
Armstrong Furnace R100306-02 Pressure Switch 320735-701 Robust Protection: Encapsulated NEMA 4XThe Armstrong Furnace R100306 02 Pressure Switch is a vital safety component designed for precise pressure monitoring in high efficiency HVAC systems. Engineered for reliability, this 0. 3" WC pressure switch ensures that the inducer motor is creating sufficient draft before allowing the ignition sequence to proceed. As a genuine Armstrong replacement part, the R100306 02 provides a perfect fit for compatible gas furnaces, preventing dangerous exhaust
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