Lochinvar & A.O. Smith 100108826 Pressure Switch 322027-701 The Parker 76853 is purpose-built

The Parker 76853 is purpose-built for the GP627 series

The "210" is the temperature in degrees Fahrenheit at which the switch will open to break the circuit

this component enables the critical Low Water Cut-Off (LWCO) safety function

This switch is calibrated to open the electrical circuit at 420 PSI (Cut-Out) and automatically close/reset when pressure drops to 300 PSI (Cut-In)

this component provides the high-torque electrical storage necessary to start and run both the compressor and fan motors within a single

Lochinvar & A.O. Smith 100108826 Pressure Switch 322027-701 The Parker 76853 is purpose-builtThe 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,