
Best selling Thermostats from Siemens
On this page you’ll find a ranking of the best Thermostats from Siemens. To give you a quick overview, we’ve added the most important product details. This page always stays fresh and updates automatically.
1. Siemens Room thermostat 250V 6A changeover IP20 BPZ:REV13
The Siemens REV13 room temperature controller in white is a battery-operated, standalone thermostat designed for precise climate management in residential and commercial spaces. This self-learning two-point control device with PID behavior (patented technology) offers intelligent temperature regulation that adapts to environmental conditions for consistent comfort and energy efficiency. The device features a clear display with large, easy-to-read digits and simple operation, making it accessible for all users. It offers multiple operating modes, including automatic mode with 1 or 2 heating phases, permanent comfort mode, permanent savings mode, frost protection, and automatic mode with programmable timers. The white finish ensures discreet integration into various interior designs. As a successor model in the Siemens climate control series, this room temperature controller combines German engineering precision with practical functionality for reliable temperature regulation across different seasons. The compact design measures approximately 8.6 cm in width, 12.3 cm in height, and 3.5 cm in depth, weighing around 180 g. Installation is simplified through standard wall mounting options, and the battery-operated function eliminates the need for electrical wiring connections. The controller maintains temperature accuracy within 0.5 °C and supports a temperature range of 5 °C to 30 °C. The intuitive user interface includes clear symbols for mode selection and temperature adjustment, while the self-learning function optimizes heating cycles based on room characteristics and usage patterns over time. This device represents a practical solution to enhance both comfort and energy management in living spaces, offices, and other controlled environments.

2. Siemens ROOM TEMP. CONTROLLER LCD 5..40°C 2/ (RDG200KN)
The Siemens room temperature controller LCD 5..40°C (RDG200KN) is a highly advanced room thermostat designed for precise temperature control in various applications. With a temperature range of 5 to 40 degrees Celsius, this device is suitable for both heating and cooling systems. It is equipped with integrated temperature and humidity sensors that allow for accurate monitoring of indoor climate conditions. The thermostat supports various operating modes, including 2-point and 3-point output signals, and is suitable for use in 2-pipe and 4-pipe systems. Its easy installation and compatibility with smart home systems make it a flexible solution for modern buildings.
- Integrated temperature and humidity sensors for precise measurements
- Supports various operating modes, including 2-point and 3-point output signals
- Compatible with 2-pipe and 4-pipe systems as well as electric heating
- LCD display for user-friendly operation
- Powered by mains supply (AC 230 V or AC 24 V).

3. Siemens Simatic S7-300 SM332 4AA U/I 11/12Bit
SIMATIC S7-300, Analog Output SM 332, isolated, AA, UI, diagnostics, resolution 1112 Bit, 20-pin, pull and plug with active backplane bus possible. SIMATIC ET 200M is a modular and universally applicable peripheral system for control cabinets in IP20, which can be used both as a central peripheral for an S7-300 and in a decentralized setup with a PROFINET or PROFIBUS ET 200M interface module. Up to 12 I/O modules can be connected per station. The standardized design of all modules significantly simplifies logistics and spare parts management. ET 200M is suitable for both standard and safety-related applications. As peripheral components of the interface to the process, up to 12 high-channel signals, such as 64 digital inputs and function modules as well as communication processors of the S7-300 can be used. Thus, the ET 200M also supports modules with extended payloads, such as HART modules with HART secondary variables. For easy wiring, the ET 200M offers, in addition to conventional connection techniques, the stripping-free quick connection technology Fast Connect.

4. Siemens Normally open contact 50°C 122Grd F
Schliesser, 50° C, 122°F FT0011, 01161.0-00 System Climate Control SIVACON 8MF / 8MR - for climate control in cabinets. The system climate control meets specific requirements. SIVACON 8MR ensures the uninterrupted operation of electrical and electronic devices installed in the cabinet, even under adverse environmental conditions. It prevents the formation of condensate or frost damage and protects against resulting malfunctions. The portfolio ranges from filter fans to cooling and heating devices, as well as thermostats. Alternatively, ventilated cabinets can be used in operating rooms, where the system climate control is ensured by natural convection.

5. Siemens SIEM drive
Electrothermal actuators for radiator valves and underfloor heating systems. Plunger extended in de-energised state (NC) for 2-point and quasi-continuous control of heating systems, cooling ceilings, and air after-treatment devices. Features a position indicator and connection cable. Suitable for the following valves: radiator valves VDN../VEN../VUN../VPD../VPE, underfloor heating systems, and valves from other manufacturers.

6. Siemens Room thermostat 250V 6A IP30 S55770-T224
The Siemens room thermostat is a reliable device for temperature control in indoor spaces. It allows for manual adjustment of the desired temperature and offers the flexibility to choose between heating and cooling modes. With a user-friendly dial, users can easily adjust the setpoint. The device is designed for mains operation and has an IP30 protection rating, which protects it from dust and contact. This thermostat is ideal for use in living and working spaces to ensure a comfortable indoor climate.
- Manual temperature control for individual adjustment
- Choice between heating and cooling modes
- IP30 protection rating for added dust protection.

7. Siemens Room thermostat
The Siemens Room Thermostat RDE100.1 is a reliable device for precise control of room temperature. It features a 2-point control behavior with an on/off control signal output, specifically designed for heating systems. With various operating modes, including normal and energy-saving modes, it allows for flexible adjustment to individual needs. The integrated auto-timer program can be programmed for individual days or in weekly cycles, promoting efficient use of heating energy. The digital display ensures easy readability of the current temperature, while manual control offers additional customization options. The device is battery-operated and characterized by easy installation, making it a practical solution for temperature regulation in living spaces.
- 2-point control behavior for precise temperature control
- Energy-saving mode to reduce energy consumption
- Auto-timer program for flexible heating times
- Digital display for easy readability
- Occupancy detection to optimize heating operation.

8. Siemens Opener
The Siemens opener 8MR21711BA is a high-quality built-in thermostat specifically designed for heating systems. With precise temperature control at 15°C (59°F), this thermostat ensures efficient heating performance in various applications, including fan heaters and underfloor heating. The opener is made from robust plastic and features a frost protection function that provides additional safety in cold environments. Manufactured in Germany, this thermostat stands for quality and reliability. It is part of the manufacturer's commitment to sustainable practices, including the RE100 initiative and the SBTi. The opener is easy to install and offers a user-friendly temperature display that ensures precise control over heating conditions.
- Frost protection function for additional safety in cold environments
- Suitable for various heating systems such as fan heaters and underfloor heating
- Made in Germany with a focus on quality and sustainability
- User-friendly temperature display for precise heating control.

9. Siemens S55624H 106 1 pc.
The Siemens S55624H 106 is an advanced room thermostat designed for wall mounting. This device offers a comprehensive solution for regulating room temperature and monitoring indoor climate. Equipped with a multi-sensor that measures temperature, relative humidity, and CO2, the thermostat allows for precise control and adjustment of environmental conditions. The segmented display with backlighting and touch keys ensures user-friendly operation and a clear display of current values. The S55624H 106 is also compatible with smart home systems and supports various communication standards such as KNX, making it a flexible choice for modern building automation.
- Multi-sensor for temperature, relative humidity, and CO2
- Segmented LCD display with backlighting
- Compatible with smart home systems
- Supports KNX and other communication standards.

10. Siemens Electronic thermostat
Electronic thermostat ETR011 AC 120V-4 to +140 F for system climate control SIVACON 8MF / 8MR - ideal for climate control in cabinets. The system climate control meets specific requirements. SIVACON 8MR ensures the uninterrupted operation of electrical and electronic devices installed in the cabinet, even under adverse environmental conditions. It prevents the formation of condensate or frost damage and protects against resulting malfunctions. The portfolio ranges from filter fans to cooling and heating devices to thermostats. Alternatively, ventilated cabinets can be used in operating rooms, where system climate control is ensured by natural convection.
