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The York S1-02439547000 is a low pressure switch designed for use in 16 SEER modulating heat pumps. This switch operates with an open pressure of seven psi and a close pressure of twenty-two psi. It is specifically engineered for models TH16B2421SA, TH16B3621SA, and TH16B4821SA.
This low pressure switch ensures proper operation in HVAC applications, helping maintain system efficiency and performance.
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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