Lochinvar & A.O. Smith 100166057 Pressure Switch 318172-701 Standard NPT Threading: Features a

Standard NPT Threading: Features a precision-threaded fitting for a leak-proof seal and straightforward installation in the boiler piping or dedicated LWCO manifold

Utilizing this low ambient fan control prevents large swings in condensing temperature and protects the unit heater or AC system from premature component fatigue during fluctuating secondary environmental changes

this is a pre-programmed OEM part designed to match factory airflow specifications

While designed for KMC Controls

All-Weather Protection: Standard NEMA 4X enclosure ensures watertight and corrosion-resistant performance in harsh environments

Lochinvar & A.O. Smith 100166057 Pressure Switch 318172-701 Standard NPT Threading: Features aAs a seasoned technician, you know that a failing Lochinvar & A. O. Smith 100166057 Pressure Switch is often the silent culprit behind "no ignition" service calls. This OEM replacement air pressure switch is a critical safety component designed to verify proper inducer motor operation and flue venting before allowing the ignition sequence to proceed. Engineered for high recovery commercial water heaters and boilers, it features a precise 0. 95" WC