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Key Benefits Precision Airflow Control: The 2
and ceramic wire nuts for secure electrical termination
"clicking" without refrigerant flow
and SCE models (sizes 125-600)
Trane SWT2281 Pressure Switch 30067439-890 Key Benefits Precision Airflow Control:The Trane SWT2281 Pressure Switch is an essential OEM high pressure cutout switch specifically engineered for industrial HVAC system protection. This Single Pole Single Throw (SPST) component acts as a critical safety limit, designed to prevent catastrophic equipment failure by monitoring refrigerant line pressure. With a precise 650 PSI open pressure and a 500 PSI close pressure, it effectively manages high side safety cycles in diverse commercial