offering improved thermal stability and reduced EMI interference

Optimized Oil Return: Designed with internal metering to ensure lubricant returns to the compressor sump consistently

Technicians should check for pressure switch stuck open codes or listen for bearing noise and mechanical seizing

Built to withstand the high-moisture environment of the indoor coil section

Reznor 204326 Pressure Switch 321894-708 offering improved thermal stability andThe Reznor 204326 Pressure Switch is a mission critical safety component designed for heavy duty HVACR applications, specifically within Reznor unit heaters and combustion air systems. This SPDT pressure switch features a precise 0. 7" WC (water column) set point, ensuring accurate monitoring of the pressure differential required for safe burner ignition and operation. Built with a dual 1 4" barb connection, it integrates seamlessly into standard