The Antunes Controls 8024204089 is a high-precision air differential pressure switch engineered for critical monitoring in commercial HVAC and industrial process ventilation

Always verify your incoming line voltage with a multimeter before connecting the primary leads

Inspect the jacket for cracks or burn marks and verify continuity with a multimeter

this mounting panel ensures your HVAC blower assembly meets factory specifications for stable

While the valve regulates flow in the cooling cycle

Resideo Q4100C9042 Hot Surface Ignitor R-448A The Antunes Controls 8024204089 isThe Resideo Q4100C9042 Hot Surface Ignitor is a heavy duty 120V silicon carbide replacement designed for high performance ignition in gas fired furnaces and boilers. This HVAC furnace ignitor serves as a robust field service solution, engineered to withstand high operating temperatures with a 392F temperature rating. It features a standard mounting configuration with a rib on the right edge and a 5. 5 inch lead length, ensuring compatibility with