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Precision Control: Features three clear detent positions for accurate mode selection
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Reznor 205821 Pressure Switch Els PW 17895 Precision Control: Features three clearThe Reznor 205821 Pressure Switch is a critical safety component designed for precise combustion air verification in high efficiency unit heaters and duct furnaces. This OEM Reznor replacement part is factory calibrated to a . 50"wc set point, ensuring the inducer motor generates the necessary draft before the ignition sequence initiates. Featuring a single pole single throw (SPST) contact configuration, the switch closes upon sensing sufficient