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The AO Smith 100321378 is a K water pressure switch designed for water pressure regulation in compatible systems. This switch monitors water pressure and activates actions based on set pressure levels. It is essential for control and maintenance of water pressure in various applications.
The K water pressure switch supports efficient pressure management in HVAC systems.
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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