The Homematic IP smart radiator heating thermostat (HmIP-eTRV-2) enables an easy transition to modern, economical and comfortable home heating. It targets modern users who want more control over the heat in their space, with less energy and maximum comfort through a smart connection to their phone or voice assistants.

Evaluation of key product features

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The device is ideal for anyone who wants smart control over their heating and is looking for the ability to optimize costs and heat in their apartment or house directly from their smartphone. Integration with Google Home, Google Assistant and Amazon Alexa allows you to easily adjust the temperature with your voice or via an app. This means less hassle with manually adjusting radiators and more adjustment of the heat to your everyday habits, even remotely.

Among the main technical advantages are precise electronic valve control, battery power (which simplifies installation and does not require cables), and extremely useful compatibility with the most common voice assistants. The smart thermostat automatically adjusts the heating according to the schedules you set and allows you to turn off the heating when the window remains open, which helps reduce energy costs without compromising comfort.

It is very easy to use: the thermostat is simply screwed onto most standard radiators. In conjunction with the Homematic IP central unit (not included), you can control each room in your home independently, set temperature profiles and monitor consumption. Thanks to its elegant design, it blends beautifully with any interior style, and all controls are intuitively operated via the app. Thanks to its advanced automation and the possibility of personalizing daily routines, it stands out in a class of its own and makes your home even warmer, smarter and friendlier to your habits.

Same summary

The Homematic IP smart thermostat is suitable for users who want simplified and flexible control of radiator heating, especially in apartments or houses without major interventions in existing installations. Battery power allows for easy installation, which is practical for subsequent arrangement of the heating system, while the option of local control offers greater independence. Users who have more complex smart homes or expect advanced integration with various protocols, we recommend that you check compatibility with your system before purchasing.

Recommendation source: Enaa guides and team experience.

User view

This smart thermostat is often used by individuals or families who want to easily and quickly adjust the temperature in their room, thus ensuring greater comfort and at the same time better control over energy consumption. It is especially popular with those living in older buildings or rented apartments, where they want a solution without interfering with the electrical installation, while also having more flexibility. Users appreciate the possibility of remote control via the app and basic schedules, which are practical for everyday routines.

When choosing, they often opt for Homematic IP products, as the well-known ecosystem and simple upgrade method make it easier for them to take care of their home.

Why buy at Enaa

At Enaa, you can expect clearly highlighted features and comparison options between smart thermostats, which simplifies the choice, while at the same time you can be sure that you are choosing from proven and popular solutions within the Slovenian smart home.

Answers to frequently asked questions

Is this thermostat suitable for all types of radiators?

The Homematic IP smart thermostat is designed primarily for radiators, and it is recommended to check whether the valve type in your home is compatible with the included adapters.

What does it mean to be battery operated?

Battery power allows installation without the need for electrical wiring, so installation is quick and suitable even for rental apartments or spaces where there is no possibility of a fixed connection to electricity.

Does the device work without an internet connection?

The thermostat allows basic local control even when an internet connection is not available, so you are not left without the ability to adjust the temperature.

What should I check before installation?

Before installation, we recommend that you check the compliance of the valve on the radiator and prepare the batteries for power supply in advance.

Can Homematic IP be integrated into an existing smart home?

The device supports connection to certain smart hubs, but it is recommended to check compatibility with your current ecosystem or protocol before deciding to integrate.

Description updated: May 2026