GSD

Siemens GSD321.1A Rotary air damper actuator, AC 230 V, SPST, 2 Nm, 30 s Operate direct driven zone dampers used to control air flow in ducts specifically to address two position domestic and light commercial barrel damper applications. For shaft dia 8.....

Siemens GSD121.1A Rotary air damper actuator, AC/DC 24 V, SPST, 2 Nm, 30 s Electric motor-driven rotary actuators for open-close control Datasheet