Siemens RDF NO Thermostat, 5 A, 230V ac, 49 °C
- RS Stock No.:
- 287-8926
- Mfr. Part No.:
- RDF800KN/VB / S55770-T429
- Brand:
- Siemens
Subtotal (1 unit)*
£275.56
(exc. VAT)
£330.67
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 21 May 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £275.56 |
*price indicative
- RS Stock No.:
- 287-8926
- Mfr. Part No.:
- RDF800KN/VB / S55770-T429
- 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 | |
| Product Type | Thermostat | |
| Sub Type | Flush Mount Room Thermostat | |
| Contact Voltage | 230V | |
| Switch Configuration | NO | |
| Supply Voltage | 230V ac | |
| Maximum Operating Temperature | 49°C | |
| Contact Current | 5A | |
| Standards/Approvals | RoHS directive Since:28.05.2019, RCM, CE, II as per EN 60730 | |
| Temperature Setting Range | 0 to 49°C | |
| Series | RDF | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Thermostat | ||
Sub Type Flush Mount Room Thermostat | ||
Contact Voltage 230V | ||
Switch Configuration NO | ||
Supply Voltage 230V ac | ||
Maximum Operating Temperature 49°C | ||
Contact Current 5A | ||
Standards/Approvals RoHS directive Since:28.05.2019, RCM, CE, II as per EN 60730 | ||
Temperature Setting Range 0 to 49°C | ||
Series RDF | ||
The Siemens touch screen flush-mount room thermostat with KNX communications is designed for room temperature control in individual rooms and zones. This thermostat is suitable for use with 2-pipe fan coil units, 2-pipe fan coil units with electrical heater, 4-pipe fan coil units, chilled/heated ceilings, and compressors in DX-type equipment. With its large display and backlight, it allows easy control of heating or cooling modes and offers various operating modes such as comfort, economy, and protection. The flush-mount room thermostat also features KNX bus communications, multifunctional inputs for sensors, and adjustable commissioning and control parameters.
Touch screen flush-mount design
Compatible with KNX bus communications
Large display with backlight for easy reading
Supports various operating modes for comfort, economy, and protection
Multiple control outputs for fan speed, valve actuator, and compressor
Multifunctional inputs for sensors, contactors, and detectors
Adjustable commissioning and control parameters for customization
Related links
- Siemens RDF CO Thermostat 230 V ac, 49 °C
- Siemens RDF NO Thermostat 230 V ac 0 °C
- Siemens RDF Thermostat 230 V ac 0 °C
- Siemens RDF600T NO Thermostat 230 V ac, 49 °C
- Siemens RDF600KN/S Thermostat 230 V ac, 49 °C
- Siemens S55770 Thermostat 250 V ac 0 °C
- Siemens RDG40 1 NO/1 NC Thermostat 24 V ac 0 °C
- Siemens S55770 SPDT On-Off Thermostat 230 V ac 0 °C