The SIEMENS SQL351B150 / S55164-A116 is a heavy-duty industrial electric valve actuator engineered for precise positioning and reliable control of process valves in demanding environments. It combines a robust synchronous motor with a maintenance-free gear train to deliver consistent torque output and long service life.
SIEMENS SQL351B150 / S55164-A116 Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Electric Valve Actuator |
| Model | SQL351B150 / S55164-A116 |
| Brand | SIEMENS |
| Actuation | Electric motor with gear train |
| Control Signal | 3-position or modulating (depending on configuration) |
| Supply Voltage | 24 V AC/DC (typical) |
| Torque | 150 Nm (nominal) |
| Stroke | 20 mm (standard) |
| Mounting | ISO 5211 flange or threaded connection |
| Enclosure | IP54 (standard) |
| Ambient Temperature | -10 °C to +55 °C |
Key Engineering Features
- Robust synchronous motor with integrated thermal protection for continuous duty.
- Precision gear train ensures accurate positioning and repeatability.
- Manual override and position indicator for easy commissioning and maintenance.
- Compact die-cast aluminum housing with corrosion-resistant finish.
- Compatible with standard Siemens valve linkage kits for direct mounting.
Industrial Applications
- HVAC systems for precise control of heating and cooling valves.
- District heating and cooling networks requiring reliable actuation.
- Industrial process control in water treatment and chemical plants.
- Building automation systems for energy-efficient valve operation.
For technical inquiries, dimensional drawings, or replacement support for SIEMENS SQL351B150 / S55164-A116, contact the Pro-Hydraulic engineering team.
PRODUCT IMAGES
SIEMENS SQL351B150 / S55164-A116 Electric Valve Actuator
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the SIEMENS SQL351B150 / S55164-A116 Electric Valve Actuator. This precision-engineered industrial component delivers reliable performance and tight fluid control for heavy-duty systems.