Siemens S55155-A108 is a 24VAC electromotoric linear actuator with fail-in-place (non-spring return) design for terminal unit applications. Delivers 6.1 mm stroke at 67 lbf (300 N) force with 88-second positioning time. Direct replacement for SSC81U; compatible with Powermite 599 MT series valves. Ideal for VAV boxes, fan coil units, and chilled ceilings requiring precise floating control and power-loss position retention.
Siemens S55155-A108 Linear Actuator 24VAC 6.1mm Stroke
Siemens Building Technology
$127.95
In Stock
- OEM / cross-reference
- SSC131.09U, SSC81U
- Replaces
- SSC81U
- Fits brands
- Siemens
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Siemens Building Technology
Siemens S55155-A108 Linear Actuator 24VAC 6.1mm Stroke
- SKU:
- S55155-A108
- Product Type:
- Linear Actuator
- Subcategory:
- Fail-in-Place / Floating Control
- Application:
- Commercial
- System Type:
- VAV Box, Fan Coil Unit, Chilled Ceiling, Terminal Unit
- Installation Type:
- OEM Replacement
- Voltage:
- 24V AC
- Voltage Class:
- Low Voltage
- Mounting Type:
- Direct Mount (Coupling Nut)
- Control Type:
- Floating
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Siemens Building Technology
S55155-A110
Siemens S55155-A110 Electronic Valve Actuator 24Vac 0-10Vdc
$202.95
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