Lennox 75M22 Pressure Switch 326058-757 50VA Rating: Higher capacity than

50VA Rating: Higher capacity than standard 40VA units to handle multiple contactors or zone valves

Is the 100109636 compatible with 240V systems

it features robust moisture-resistant leads and a calibrated sensor head that maintains stability across a wide temperature range—typically 10

or monitoring residential heating equipment

The Counter-Clockwise (CCW) rotation and 1/2-inch diameter flat shaft provide a direct mechanical fit for hundreds of model variants

Lennox 75M22 Pressure Switch 326058-757 50VA Rating: Higher capacity thanThe Lennox 75M22 Pressure Switch is a high precision OEM replacement part engineered for critical airflow monitoring in specific Lennox and Armstrong furnace models, including the G61MPV series. This dual pressure switch is factory calibrated with settings of 0. 50" and 0. 75" WC, ensuring the combustion air inducer maintains the correct static pressure for safe ignition and continuous operation. As a single pole single throw (SPST) component, it