Lennox 26W86 Pressure Switch 340155-7024 preventing furnace short cycling or

preventing furnace short cycling or total system lockout caused by heat exchanger overheating

The Lennox 48G63 Supply Air Sensor is a critical diagnostic component engineered for high-precision temperature monitoring within residential and commercial air handlers and heat pump systems

Built for compatibility with Nordyne

it ensures absolute signal integrity and consistent communication between the SMART SYSTEM interface and hardware sensors

This 15-cell assembly is critical for capturing latent heat from combustion gases

Lennox 26W86 Pressure Switch 340155-7024 preventing furnace short cycling orThe Lennox 26W86 is a mission critical 2 stage high altitude pressure switch engineered for precision in demanding environments. Designed as a direct Lennox 101021 10 OEM replacement, this dual stage component is calibrated for systems operating above 4,500 feet where air density impacts combustion. It features dual set points of 0. 90" WC for low stage and 1. 20" WC for high stage operation, ensuring the inducer motor maintains proper static pressure