Siemens 141-0575 Powers SW 141 Line Voltage Differential Static Pressure Airflow Switch, Manual Reset, Silver

Field adjustable set point range: 1 inch to 12 inch WC (250 pa to 3000 pa),Switching action: SPST/manual reset switch rating (non inductive): 15a vac. Pilot duty 300Va vac,Switching differential: not Applicable,For use with air only. Use with static pressure pickup probe (sold separately). functionally replaces afs-