Description
The Bradford White 415-48058-02 High Altitude Pressure Switch is calibrated at 0.73″ is an essential components for water column for use in compatible gas-fired water heaters. It monitors and induces and venting pressure to confirm proper combustion air movement before ignition and throughout operation. Designed for commercial HVAC systems and water heating systems installed at elevated locations, it accounts for reduced air density that affects combustion stability. The switch operations as a safety interlock within the appliance control circuit, avoiding operation when draft conditions are inadequate. It is commonly used as a replacement part during service and maintenance of approved equipment.
