Thermal Valve Actuator - Modulating Control
- RS Stock No.:
- 658-464
- Mfr. Part No.:
- SSA911.02TH / S55181-A102
- Brand:
- Siemens
Subtotal (1 unit)*
£98.21
(exc. VAT)
£117.85
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- 999,999,999 unit(s) shipping from 17 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £98.21 |
*price indicative
- RS Stock No.:
- 658-464
- Mfr. Part No.:
- SSA911.02TH / S55181-A102
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Actuator Type | Thermal | |
| Function | Modulating Control | |
Select all | ||
|---|---|---|
Brand Siemens | ||
Actuator Type Thermal | ||
Function Modulating Control | ||
RoHS Status: Exempt
- COO (Country of Origin):
- DE
The Siemens Wireless Radiator Actuator Thread is an RF-controlled actuator that communicates via the KNX IoT over Thread protocol (2.4 GHz, bidirectional). It connects seamlessly with the KNX IoT BACnet IP Gateway and supports Plug and Play Automation. The actuator is battery-operated, using 2 x 1.5 V AA batteries, and features a valve thread connection of M30x1.5 mm. It is designed to work with radiator valves from various manufacturers in HVAC applications, controlling water flow and room temperature.
Nominal stroke 5 mm
Valve positioning force 90 N
Adapts automatically to valve
Integrated temperature sensor and PI controller
Integrated temperature setting on the wireless radiator valve actuator or over the network
Touch element operation
Valve positioning force 90 N
Adapts automatically to valve
Integrated temperature sensor and PI controller
Integrated temperature setting on the wireless radiator valve actuator or over the network
Touch element operation
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