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With a maximum pressure rating of 20" W
reducing service calls related to ignition failure
once it reaches its limit
ensuring the refrigerant circuit remains free of contaminants
McDonnell & Miller FS7-4SW Snap Switch Freon With a maximum pressure ratingThe McDonnell & Miller FS7 4SW is a heavy duty, industrial liquid flow switch engineered for high pressure applications requiring precise flow monitoring. Featuring a 1 1 4" NPT connection and a 316 stainless steel body, this unit is rated for line pressures up to 1000 PSI (70 kg cm). The integrated single pole double throw (SPDT) snap switch provides reliable signaling for starting or stopping motors, burners, or alarms based on flow velocity. For
