this thermostatic expansion valve provides precise refrigerant metering to the evaporator

this continuous duty

maintaining structural integrity at the motor interface is essential for preventing premature bearing wear and cabinet resonance

making it suitable for industrial automation and 24/7 HVACR operations

Lochinvar & A.O. Smith 100108826 Pressure Switch 318820-201 this thermostatic expansion valve providesThe Lochinvar & A. O. Smith 100108826 Pressure Switch is a critical safety component designed for precise draft monitoring in high efficiency commercial water heaters and boilers. This SPDT (Single Pole Double Throw) pressure switch serves as a reliable interface for the control board, verifying that the inducer blower is pulling the correct static pressure before allowing the ignition sequence to proceed. Engineered as a genuine OEM replacement part,