Best Dect 301 2026

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Last Updated - 22.07.2026

Best Choice

01

Homematic IP

Homematic IP Heating Extension Kit - Basic, Smart Home, Digital Thermostat Heating, App Control, Alexa, Google Home, Easy Installation, Energy Saving, 161216A1

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Setup and control of the thermostats via the free smartphone app and the free cloud service requires connection to the Homematic IP Access Point.
Saves up to 33% energy through automatic temperature reduction during ventilation and demand-based heating.
Replaces conventional thermostats (M30x1.5, Oventrop, Danfoss) and controls the radiator according to individual needs.
Can also be operated directly on the device, for example for temperature changes and quick heating of the radiator via boost function.
Allows individual temperature changes with up to 13 changes per day in three adjustable heating profiles.

85,39 €
02

FRITZ!

AVM Fritz!DECT Repeater 100 (Increases DECT Range)

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

With FRITZ!Box as a base station DECT repeating also for HD telephony, Internet radio, podcasts and RSS as well as eavesdrop-proof calls
Quickly and easily increases the DECT range, ideal for all FRITZ!Box models with integrated DECT base
Multiple calls at the same time over long distances, range can be extended in any direction by using additional repeaters
Compatible with DECT base stations from other manufacturers (GAP standard) with activated repeater function
Box contents: FRITZ!DECT repeater 100, installation instructions (English language not guaranteed)

77,99 €
03

FRITZ!

FRITZ! Smart Thermo 302, Intelligent Radiator Controller, Efficient Heating & High Convenience, Compatible with Standard Radiators, Comfortable Control via App & Display, Easy Setup

26% Off

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Smart radiator controller for the FRITZ!Box home network, automatic and precise control of the room or living temperature, ideal for creating an individual, efficient heating rhythm
Energy-efficient e-paper display and numerous comfort functions, such as frost protection, limescale protection or boost function, window on detection, button lock, push service, group switching and much more
Easy to install and set up on all standard radiator valves with connection thread, additional adapter available
Control via PC, notebook, FRITZ!Fon, smartphone or tablet - even on the go via the Internet and via app, individual heating profiles can be programmed
Connection with FRITZ!Box at the touch of a button and convenient configuration via the FRITZ!Box user interface, for FRITZ!Box with DECT base, new features available via regular, free updates

51,00 € 69,00 €(26% Off off)
04

ET - EUROTRONIC Technology GmbH

Eurotronic Comet Plus Radiator Thermostat

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Optimal adaptation to weather conditions: The heating thermostat has a holiday function, frost and limescale protection function and automatic summer and winter time adjustment, which can efficiently save heating costs.
Individually programmable: settings can be made directly on the Comet Plus or with the PROGmatic programming stick (not included) on the PC. The Comet Plus is a purely electric thermostat (not a smart accessory).
Easy to use: The Comet Plus energy saving controller is easy to install and operate. It is valve-friendly thanks to the Eurotronic valve protection and also fits many other well-known radiator valves.
Box contents: Comet Plus energy-saving controller, instruction manual DE (other languages on request), 3 adapters (Danfoss RA, RAV, RAVL), 2 x AA Mignon batteries, dimensions: 65 x 54 x 85 mm, colour: white
AUTOMATIC ROOM VENTILATION Thanks to the window open detection, the radiator thermostat detects directly when a room is being ventilated and closes the valve immediately to save energy.

16,93 €
Value for Money

05

ET - EUROTRONIC Technology GmbH

Eurotronic Comet Wifi, radiator thermostat, intelligent heating via WLAN, save heating costs, thermostat to regulate room temperature of the road, smart home accessories

29% Off

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Smart's living: With the wireless thermostat you control your room temperature, etc. in the kitchen, children's, living room and bathroom conveniently integrable via every 2.4 GHz WLAN network - stable and without additional gateway into your SmartHome.
Save costs: The room thermostat for comfortable comfort, thanks to real-time behavior, transforms temperature changes immediately and transmits them while it has a particularly low battery consumption over comparable devices.
Perfect room temperature from the road: The intelligent temperature controller ensures a preheated apartment whenever you come home has a vacation function and accesses your individual heating profiles.
Note: It is important to download the software update in the app for your product.
Intuitive Operation: The heating controller in noble, modern design with LED display is compatible with any WLAN router, fits almost all radiator valves and can be easily controlled by app or via the sensor keys on the device.

28,49 € 39,99 €(29% Off off)
06

tado

tado ° Smart Radiator Thermostat X, Heating Control via App and Smart Speaker (Alexa, Siri, Google Assistant), Saves Energy & Costs, DIY Installation

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Saves energy and costs: with the intelligent heating thermostat X from tado°, the expert in smart heating, users save an average of 22 percent energy – the more rooms you control, the more you save
SAVE MAXIMUM WITH AI: With "AI-Assist" you save up to 55% more energy thanks to automations such as geofencing, window open detection, urban mode, insights into energy costs, solutions to heating problems and much more. (only € 3.99/month, € 29.99/year)
Intuitive operation: via touch display, the thermostat can be installed and operated smoothly - the removable battery is charged in about 2 hours with any standard USB-C cable (only 1 x per season required)
Important to know: tado° X products are not compatible with tado° V3+ or older
Future-proof technologies: Thanks to Matter, different smart home devices can communicate with each other, at the same time Thread ensures a stable network – this requires the Bridge X (not included) or another Thread Border Router
For your smart home: In addition to the direct setting on the thermostat, you can also easily control the individual temperature per room via app or via smart speaker with Amazon Alexa, Google Assistant or Apple Siri
Easy DIY installation, also offline: thanks to the included adapters, the thermostat fits almost all radiator valves, whereby the robust metal nut ensures a stable hold on the radiator without risk of leakage (exclusive with extra template)
Control via app: the thermostat offers numerous features for your heating such as intelligent schedules, advanced geofencing, window open detection without additional window contacts and much more

64,99 €
07

Homematic IP

Homematic IP Smart Home Radiator Thermostat – Basic, Digital, for Heater, Control via App, Alexa, Google Assistant, Easy Installation, Energy Savings, 153412A3

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

With the basic radiator thermostat, you can save up to 33% on heating costs– thanks to individual temperature schedules with up to 13 changes per day across three adjustable heating profiles and in combination with open-window detection using a window and door contact.
The setup and control of the thermostat via the free smartphone app and the free cloud service requires connection to the Homematic IP Access Point. This product is no longer compatible with the CCU2 central unit.
Stand-alone operation (push-to-pair) allows direct pairing of up to eight Homematic IP window and door contacts (HmIP-SWDM) and direct control on the device.
Replaces conventional radiator thermostats in just a few simple steps– no intervention in the heating system or draining of water is required.
Ready for immediate use thanks to preset heating profile, which can be manually adjusted if required (individual temperature gradients with up to 13 changes per day).

29,50 €
08

LitOrange

Litorange 2 x 304 stainless steel heating valve adapter, radiator valve thermostat head with strips, radiator thermostat RA adapter to M30 x 15

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8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Thread: The adapter is compatible with an M30x1.5 thread and an inner diameter of 22 mm and is suitable for Ra, Rav and Ravl valves. Please make sure the inner diameter of your radiator valve is 22mm to ensure a correct fit
Scope of application: ra adapters are widely used for all kinds of heater valves and temperature control heads
Perfect grip & application: the vertical grooves on the adapter ensure a non-slip and comfortable grip during installation and operation
High-quality material: all thermostat adapters are made of 304 stainless steel, which can better resist rust, corrosion and high temperatures
FULL KIT FOR INSTANT INSTALLATION The kit includes 2 thermostat adapters, 4 screws and 1 hex wrench, allowing you to complete the installation right out of the box - without additional tools

7,99 €
09

mein haus shop

Radiator Thermostat Adapter for RA Valves Stainless Steel (1)

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8.2

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Material: 1.4301 rustproof
For applications where optics and design are in the foreground
Connection: thread M30 x 1.5
Compatibility: Danfoss RA, RA-N valves
2023 version made of stainless steel

7,99 €
10

VTech

VTech LS1350 Retro Design Cordless DECT Cordless Phone with Digital Answering Machine, Call Block, Hands-Free and Redial Function, Backlit Display and Keyboard

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7.9

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[Selective Caller Lock] - Avoid annoying and unwanted calls. The VTech caller lock feature allows you to block annoying calls and those with unknown numbers. You can blacklist up to 100 blocked numbers.
[ECO Mode] - The handset automatically adjusts the radio frequency power to the distance between handset and base station. The environmentally friendly ECO DECT technology ensures reduced energy consumption.
Other functions: backlit display and keyboard, phone book for 100 names and numbers, hands-free function, caller 1D / call call (20 records), adjustable bell volume and melodies, alarm, mute switch, 10 last number redials, call lock/caller display, keyboard lock.
Digital answering machine: With the help of the answering machine, calls can be recorded in absence. The max. Storage time is 15 minutes. Display will be the number
Contemporary retro design: Inspired by the classic design of a corded dial phone, the LS1350 combines modern technology and retro design trends. By loading the handset face down, it maintains its classic look and style.

46,89 €