Professional installation is recommended to ensure system integrity

Tamper Detection: Triggers an alarm condition immediately if the 18-gauge HVAC security wiring is cut or the logic panel detects an open loop circuit

Is this compatible with 120V or 240V baseboard heat

Versatile Application: Suitable for use with natural gas

consult the manufacturer data sheet for specific gas media tolerances

Siemens Building Technology 141-0574 Switch Els PW 17895 Professional installation is recommended toThe Siemens 141 0574 differential pressure switch is a precision engineered airflow switch designed for air proving and filter monitoring in commercial HVAC systems. This duct pressure sensor operates within a field adjustable range of 0. 05 to 1. 0" W. C., making it an essential component for verifying blower operation and ensuring proper ventilation across various air handling units. The unit features a SPDT (Single Pole Double Throw) switch