Pressure Switches - Select Your Model
$31.95
A pressure switch is designed to sense the negative pressure created by the draft inducer motor during the furnace startup and to shut down the furnace ignition if the air pressure is inadequate. Part #1370 1/4'' MPT 3,650 PSI Part #1371 3/8'' MPT 3,650 PSI Part #1372 1/4'' MPT 6,550 PSI
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