Lennox 69M18 Pressure Switch 323080-701 The switch should show an

The switch should show an open circuit

preventing system downtime

this unit utilizes a durable stainless steel diaphragm and metal-to-metal seating to withstand a maximum rated pressure of 450 psig

This fan maintains system equilibrium by reducing the operational load on the blower motor

maintaining the balance and airflow performance necessary for high-demand commercial and industrial environments

Lennox 69M18 Pressure Switch 323080-701 The switch should show anThe Lennox 69M18 Pressure Switch, also identified by part number 69M1801, is a critical safety component engineered for high pressure monitoring in professional HVACR applications. As a Lennox OEM replacement part, this high pressure cutout switch is factory calibrated to trigger a manual reset (M R) cutout at 640 PSI. This precise threshold is essential for protecting the compressor from catastrophic failure due to excessive discharge pressure,