Product details
The RAMSES 850 top3 OT from Theben is a digital clock thermostat that enables time-dependent monitoring and control of room temperature. It offers user-friendly operation both directly on the device and via an app that utilizes a direct Bluetooth Low Energy connection. The power supply is provided through the OpenTherm bus, ensuring efficient communication with the heating system. The thermostat is designed for energy-saving applications in single-family homes and apartments, offering a variety of features, including three individually programmable weekly programs as well as comfort, eco, and setback functions. The illuminated display enhances usability, while the external input allows for flexible connection of additional sensors or devices. With its robust construction and IP40 protection rating, the RAMSES 850 top3 OT is both functional and durable.
- Direct Bluetooth Low Energy connection for easy app control
- Three individually programmable weekly programs for flexible temperature control
- External input for additional sensors such as floor sensors or motion detectors
- Illuminated display for better visibility when pressing buttons
- Suitable for modulating heating systems with OpenTherm interface.
Thermostat type | Room thermostat |
Suitable for | Radiator |
Smart Home | Not compatible |
Power supply | USB power delivery |
Items per sales unit | 1 Piece |
Documents | |
Item number | 33696328 |
Manufacturer | Theben |
Category | Thermostats |
Manufacturer no. | 8509200 |
Release date | 17.5.2023 |
Colour | White |
Exact colour description | RAL number: 9010 |
Material group | Metal |
Material | Bimetal |
Thermostat type | Room thermostat |
Suitable for | Radiator |
temperature control | Radio |
Temperature range | 2° - 30° C |
Number of switching times per day | 42 |
Thermostat functions | Person recognition, Temperature display, Timer |
Display | Digital |
Smart Home | Not compatible |
Country of origin | Germany |
CO₂-Emission | |
Climate contribution |
Protection type (IP code) | IP40 |
Power supply | USB power delivery |
Items per sales unit | 1 Piece |
Scope of delivery | Digital clock thermostat RAMSES 850 top3 OT |
Length | 2.80 cm |
Width | 10.70 cm |
Height | 10.70 cm |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Thermostats» category have a defect within the first 24 months?
Source: Digitec Galaxus- ThebenNot enough data
- 1.Inkbird0 %
- 1.Oventrop0 %
- 3.Eberle Controls0.1 %
- 4.Homematic IP0.3 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- ThebenNot enough data
- 1.Aqara0 days
- 1.Ecoheat0 days
- 1.EQ-30 days
- 1.Hama0 days
Return rate
How often is a product of this brand in the «Thermostats» category returned?
Source: Digitec Galaxus- ThebenNot enough data
- 1.Offgridtec1 %
- 2.Honeywell1.3 %
- 2.Inkbird1.3 %
- 4.Ecoheat1.7 %