Siemens Building Technology 331-2906 Actuator 326058-757 50" WC trip point eliminates

50" WC trip point eliminates the need for field adjustments

Field-verified for units requiring advanced diagnostic feedback

With its robust plastic housing and reliable diaphragm construction

also identified as the EK-306S liquid line filter drier

This is the 319825-402 cover plate only

Siemens Building Technology 331-2906 Actuator 326058-757 50" WC trip point eliminatesThe Siemens Building Technology 331 2906 Actuator is a heavy duty, No. 4 pneumatic damper actuator engineered for precise control in commercial HVAC systems. This piston type actuator features a 5 to 10 psi nominal spring range and a robust 4 inch stroke, making it a reliable solution for modulating or two position control of outdoor air, return air, and exhaust dampers. Designed with a pivot mount configuration, it reduces binding and mechanical