providing the mechanical reliability required for maintaining system static pressure and overall thermal efficiency in large-scale furnace and AC configurations

This assembly provides the structural foundation required for the MP953 series

ensuring seamless mechanical compatibility with existing liquid line configurations

providing a precise fit for York

With a nominal capacity of 1 ton

Lochinvar & A.O. Smith 100208379 Pressure Switch 319848-301 providing the mechanical reliability requiredThe Lochinvar & A. O. Smith 100208379 Pressure Switch is a critical safety component designed for precise combustion air monitoring in high efficiency water heaters and boilers. Calibrated to a . 95" WC (Water Column) set point, this normally open switch ensures the inducer motor is generating sufficient draft before allowing the ignition sequence to proceed. As a genuine OEM replacement, it maintains the specific pressure differential required to