Thermal Valve Actuator - Modulating Control, 100kPa Operating Pressure

View all Valve Actuators

Subtotal (1 unit)*

£93.75

(exc. VAT)

£112.50

(inc. VAT)

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  • Shipping from 11 November 2025
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1 +£93.75

*price indicative

RS Stock No.:
658-465
Mfr. Part No.:
SSA911.02ZB / S55181-A105
Brand:
Siemens
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Brand

Siemens

Actuator Type

Thermal

Function

Modulating Control

Operating Pressure Range

100kPa

RoHS Status: Exempt

COO (Country of Origin):
DE
The Siemens Wireless Radiator Valve Actuator ZigBee is an RF-controlled actuator that communicates using the ZigBee protocol (2.4 GHz, bidirectional). It connects and operates seamlessly with the Connected Home Hub and repeater. Powered by 2 x 1.5 V AA batteries, it features a valve thread connection of M30x1.5 mm. This actuator is designed for use with radiator valves from various manufacturers in HVAC applications, controlling water flow and room temperature. It works in combination with the Connected Home Hub GTW100ZB and the wireless repeater RCR110.2ZB.

Nominal stroke 5 mm
Valve positioning force 90 N
Adapts automatically to valve
Integrated temperature sensor and PI controller
Set temperature on the radiator valve actuator or via the Siemens connected home app
Touch elements and LED display operation

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