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The Siemens QFA32SS.EWNN is a robust room temperature and relative humidity sensor. Designed for precision, this sensor provides digital readings with a selectable output of either 4-20mA or 0-10VDC, ensuring compatibility with a wide range of HVAC controllers.
This sensor delivers reliable and accurate performance, making it ideal for critical environmental monitoring.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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