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This specific 38/23# pressure switch is calibrated to open at 23 PSI and close at 38 PSI
though full accuracy is typically reached after one week of continuous operation as the auto-calibration algorithm stabilizes
making it a reliable choice for contractors performing field replacements or new installations requiring robust proportional control
making it suitable for modern high-pressure R-410A HVAC systems
Resideo V8043F1135 Zone Valve 323080-701 This specific 38/23# pressure switchAs an HVAC technician, you know the Resideo V8043F1135 Zone Valve is a staple for reliable hydronic control in closed loop systems. This 3 4" sweat connection valve is a two way, normally closed unit engineered for cycling applications. It operates on 24 Vac and features a high torque motor with a 15 second nominal opening time. With a 3. 5 Cv flow capacity and a 20 psi maximum differential pressure, it ensures precise flow regulation without
