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The Source 1 S1-02439706000 is an air pressure switch that actuates at 0.10 in. W.C. on falling pressure. It is a single pole normally open configuration with two wiring terminals and one hose port, used to verify inducer motor vacuum or RPM for safe furnace venting. The switch is listed as compatible with York, Luxaire, and Coleman equipment and is offered as a replacement for part 024-39706-000.
Air pressure switch, 0.10 in. W.C. on fall; SPNO; 2 terminals, 1 hose port; replaces 024-39706-000
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