The Laars Heating Systems RE2322700 is a heavy-duty Double-Pole Double-Throw (DPDT) On/Off rocker switch engineered for reliable HVAC system control. Used primarily in Laars boilers, commercial water heaters, and hydronic heating equipment, this component manages electrical currents across two separate circuits simultaneously. By facilitating crisp manual operation to initiate or shut... https://www.partshnc.com/onoff-rocker-switch