Siemens control motors are highly versatile modulating actuators used for the positioning of flow control valves, butterfly valves, dampers, or any application requiring rotary motion.

SQM40/41 – Series for up to 160 in-lbs applications

The Siemens SQM4 Synchro is a cost effective modulating actuator with up to 160 in-lbs and 12 or 25 second drive times for 90 degrees.

NEMA 4 – No need for weather shields
No restrictions on mounting orientation – No more elaborate linkages to keep the shaft horizontal!
The modulating input versions accept 2-10 Vdc, 4-20 mA or 0-135 ohm control signals