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Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
Designed to integrate seamlessly with PI (Intermittent Ignition) systems
This 3/4 HP programmable ECM motor utilizes advanced electronically commutated motor technology to deliver precise airflow across varying static pressures
For technicians servicing Laars Pennant or Mighty Therm series units
look for 24V power at the 'R' terminal
Siemens Building Technology 331-2904 Actuator 320074-702 Designed to integrate seamlessly withThe Siemens 331 2904 is a heavy duty #4 pneumatic damper actuator designed for the gradual or positive actuation of large dampers in commercial ventilating systems. This piston type actuator features an all metal body construction and is specifically UL recognized for high stakes fire and smoke applications. With a 3 7 psi spring range and a generous 4 inch stroke, it provides the necessary force for reliable operation of outdoor air, return air, and