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Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
Durable Construction: Built with high-grade insulators and corrosion-resistant terminals to handle the moisture and temperature fluctuations within the cabinet
the SP11875 is the authorized manufacturer replacement for the legacy AP11875-1
3mm) quick-connect terminals
Designed specifically for natural gas (Nat) applications
critical for maintaining drop-tight shutoff capabilities
Lennox 14A48 Pressure Switch 318172-701 Durable Construction: Built with high-gradeThe Lennox 14A48 Pressure Switch is a high performance OEM replacement part engineered for two stage gas furnaces and HVAC systems requiring precise differential pressure monitoring. This dual stage pressure switch features a factory calibrated low set point of 0. 50" W. C. and a high set point of 0. 85" W. C., ensuring the inducer motor maintains proper static pressure for safe combustion cycles. Built with a robust diaphragm and an SPST N. O.
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