New Differential Static Powers Airflow Switch Made By Siemens – #141-0574

US $1900

  • Calgary, Alberta, Canada
  • May 24th
New Differential Static Powers Airflow Switch made by Siemens – #141-0574   The SW 141 Airflow Switch senses static differential pressure and the diaphragm operated snap switches actuate electrical circuits. Auto reset and manual reset models are available.   Auto reset switches should be used for applications requiring positive proof of airflow (or fan operation) or to detect high differential pressures associated with dirty air filters or similar maintenance alarms not requiring safety lock-out (shut down) of the fan.   Product is Brand New in the Package, New Old Stock Products is as shown in the photos Please contact us if you have any questions Please check out our other Items

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