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The TRANE SWT03842 is a control pressure switch designed for HVAC systems. This component ensures the safe and efficient operation of your furnace by monitoring the inducer motor's RPM and verifying proper vacuum creation for safe flue operation. It replaces part numbers SWT03842 and SWT3842.
Essential control pressure switch for safe furnace operation, ensuring correct inducer motor function and flue vacuum.
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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