Siemens STA23 230V Electrothermal Actuator
Siemens STA23: 230V AC electrothermal actuator for valves.
The Siemens STA23 is an electrothermal actuator designed for precise control of radiator, small, and zone valves. It operates on 230V AC and provides a 2-position control signal with a 4.5mm stroke. The actuator is designed for easy installation with a bayonet mount and includes a 1m connection cable.
This actuator is ideal for HVAC applications, controlling heating and cooling zones in residential and commercial buildings. It is compatible with various Siemens radiator valves (VDN, VEN, VPD, VPE) and can also be used with valves from other manufacturers that feature an M30 x 1.5 connection.
Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens STA23. We ensure quality and reliable sourcing for your automation needs, providing a cost-effective solution for your projects.
| Operating Voltage | 230 VAC |
| Positioning Signal | 2-position |
| Stroke | 4.5 mm |
| Positioning Time | 210 s |
| Degree of Protection | IP54 |
| Power Consumption | 58 VA, 2.5 W |
| Cable Length | 1 m |
| Dimensions | 69 x 67 x 44 mm |