Schneider Electric (Erie) 680-243-5 Switch If the boiler is experiencing

If the boiler is experiencing lockout errors (like E 02) or "no spark" conditions during the ignition sequence

Compatible with a wide range of industrial refrigerants

which is essential for maintaining precise airflow regulation

by utilizing only one of the ports and rotating the probe 90 degrees relative to the airflow

outlet range for medium-pressure requirements

Schneider Electric (Erie) 680-243-5 Switch If the boiler is experiencingThe Schneider Electric Erie 680 243 5 is a professional grade seasonal changeover switch designed for 2 pipe hydronic systems. This strap on thermostat switch utilizes a snap acting SPDT (Single Pole, Double Throw) contact form to automatically transition local terminal controls between heating and cooling modes. By monitoring the supply water temperature, it eliminates the need for manual seasonal intervention, ensuring the HVAC R system responds