{"product_id":"homematic-ip-hmip-etrv-b-2-smart-thermostat-for-radiator-wireless-open-window-detection-function-setting-via-app-battery-powered-white","title":"Homematic IP HmIP-eTRV-B-2 smart thermostat for radiator, wireless, open window detection function, setting via app, battery powered, white","description":"\u003cdiv style=\"font-size:1.1em;\"\u003e\n\u003ch2\u003eSmart thermostat Homematic IP HmIP-eTRV-B-2\u003c\/h2\u003e\n\u003cdiv class=\"context-badges\"\u003e \u003cspan\u003eFor battery-powered radiators\u003c\/span\u003e \u003cspan\u003eControl via app\u003c\/span\u003e \u003cspan\u003eOpen window detection function\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp\u003e The smart thermostat allows easy control of radiator heating, suitable for users who want a flexible temperature at home without major interventions in the existing installation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e Installation without a wired connection – convenient for already furnished rooms.\u003c\/li\u003e\n\u003cli\u003e Remote control and schedule setting via app for greater control over heating.\u003c\/li\u003e\n\u003cli\u003e It automatically turns off the heating when the window is open, helping to prevent unnecessary heat loss.\u003c\/li\u003e\n\u003cli\u003e It runs on batteries, so no additional power supply is required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003eThe Homematic IP HmIP-eTRV-B-2 smart radiator thermostat enables easy and modern heating control in your everyday home, all via an app on your phone. It is designed for users who want precise temperature control, energy savings and smart features without complicated installation or additional cables.\u003c\/p\u003e\u003cp\u003e \u003cstrong\u003eEvaluation of key product features\u003c\/strong\u003e\u003c\/p\u003e\u003ctable class=\"smart-table-hmip\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e Property\u003c\/th\u003e\n\u003cth\u003e Value\u003c\/th\u003e\n\u003cth\u003e Emoji rating\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Heating type\u003c\/td\u003e\n\u003ctd\u003e Radiator\u003c\/td\u003e\n\u003ctd\u003e 🟢 9.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Power supply\u003c\/td\u003e\n\u003ctd\u003e Batteries\u003c\/td\u003e\n\u003ctd\u003e 🟢 9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Protocol\u003c\/td\u003e\n\u003ctd\u003e Homematic IP wireless\u003c\/td\u003e\n\u003ctd\u003e 🟢 9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Matter\u003c\/td\u003e\n\u003ctd\u003e No\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Local operation\u003c\/td\u003e\n\u003ctd\u003e Yes (via central unit)\u003c\/td\u003e\n\u003ctd\u003e 🟢 8.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Apple HomeKit\u003c\/td\u003e\n\u003ctd\u003e No support\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Google Home\u003c\/td\u003e\n\u003ctd\u003e Supported\u003c\/td\u003e\n\u003ctd\u003e 🟢 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Apple Siri\u003c\/td\u003e\n\u003ctd\u003e No support\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Google Assistant\u003c\/td\u003e\n\u003ctd\u003e Supported\u003c\/td\u003e\n\u003ctd\u003e 🟢 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Amazon Alexa\u003c\/td\u003e\n\u003ctd\u003e Supported\u003c\/td\u003e\n\u003ctd\u003e 🟢 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Samsung SmartThings\u003c\/td\u003e\n\u003ctd\u003e No support\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e Warranty\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cbr\u003e \u003ca href=\"javascript:compareProducts2('51873952',18352,'shraniVPrimerjavo');\"\u003e⚖️ Compare features with other products of your choice\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e This thermostat is designed for anyone who wants to turn their radiators in their apartment, house or office into part of a smart home and make their life easier by always maintaining the optimal temperature. It's great for the young (and young at heart) who want quick control and flexibility, while being simple enough for anyone who wants to reduce energy consumption without complications.\u003c\/p\u003e\u003cp\u003e A top advantage is the ability to set temperatures or schedules directly via the Homematic IP app and integration with voice assistants such as Google Assistant and Amazon Alexa. The open window detection function automatically reduces heating when it detects a sudden drop in temperature, which means additional savings and greater comfort in everyday use. Battery power allows for completely wireless installation and requires no wiring - just replace the existing thermostatic valve with a new smart one, connect it to the app and you're all set.\u003c\/p\u003e\u003cp\u003e It works by precisely adjusting the temperature to your preferences and a schedule that you can set and change remotely. The advanced algorithms in the thermostat automatically adjust the heating based on the circumstances in the room, which makes it stand out compared to regular thermostats. So you no longer have to worry about whether you left the heating on or how to regulate the temperature during your daily chores.\u003c\/p\u003e\u003cp\u003e The elegant look and quiet operation allow for discreet installation, while the app also offers the option of group control of multiple thermostats at once – great for larger rooms or different rooms in the apartment. With connectivity to the Homematic IP smart ecosystem, you can upgrade your entire home automation, all with a user-friendly and modern approach. \u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003ctable cellspacing=\"0\" style=\"-webkit-text-stroke-width:0px; background-color:#ffffff; border-collapse:collapse; border:undefined; box-sizing:border-box; caption-side:bottom; color:#001424; font-family:Lato,Arial,\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eSmart home\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e HomeMatic IP \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eDevice functions\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e operation\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Buttons on your device, browser, or smartphone app \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Device type\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Home automation \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Device type\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e heating thermostat \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Assembly\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e on standard radiator valves (M30 x 1.5 mm) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e power supply\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e 2 x 1.5 volt AA batteries \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eField of application\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Inside \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003euse\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e radiator thermostat \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eProtection\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Protection class\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e IP20 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eTemperature range\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Operation\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e 0–50°C \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eConnection type\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e radio \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eradio\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e frequency\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e up to 868MHz \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003efunction\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Boost function, holiday mode, economy mode, open window detection, automatic frost protection, valve protection function (descaling), programmable operation lockout \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eAdditional information\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Radio frequency band: 868.0–868.6 MHz | 869.4–869.65 MHz \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eAccessories\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e available\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Danfoss RA adapter, support ring, mounting material, 2 batteries 1.5 V LR6\/Mignon\/AA, operating instructions \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background-color:#ffffff; border-color:inherit; text-align:right; vertical-align:top\"\u003e \u003cstrong\u003eDimensions\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"3\" style=\"background-color:#ffffff; border-color:inherit; vertical-align:top\"\u003e Width: 57 mm x Height: 68 mm x Depth\/Length: 102 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cbr\u003e\r\n\u003cbr\u003e\u003cbr\u003e\u003ch2\u003eSame summary\u003c\/h2\u003e\u003cp\u003e The Homematic IP HmIP-eTRV-B-2 smart thermostat allows wireless control of radiator heating, which is especially convenient in apartments or houses where you want to quickly and easily upgrade an existing system without interfering with the electrical wiring. Battery power means that the installation is also suitable for tenants or anyone who does not want to carry out construction work. The open window detection function increases energy efficiency, and adjustment via the app makes everyday use easier. It is less suitable for users who have an underfloor heating system or need a wired connection and more advanced integration with complex smart home networks.\u003c\/p\u003e\u003cp\u003e \u003cem\u003eRecommendation source: Enaa guides and team experiences.\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003e User view\u003c\/h2\u003e\u003cp\u003e The product is often the choice of those looking for a simple solution for digitalizing home heating without major interventions or technical knowledge. It is especially suitable for users who want more control over the temperature in the room and at the same time appreciate the convenience of managing everything via a mobile application. In practice, such a thermostat is useful mainly in apartments and houses with radiators, where there is no possibility of a wired connection or where the installation of existing thermostats is time-consuming.\u003c\/p\u003e\u003cp\u003e Many users appreciate the wider product range and flexibility of \u003ca href=\"https:\/\/www.enaa.com\/znamka\/homematic%20ip\"\u003ethe Homematic IP\u003c\/a\u003e brand ecosystem, as it allows for later expansion with additional smart devices in the same environment.\u003c\/p\u003e\u003ch2\u003e Why buy at Enaa\u003c\/h2\u003e\u003cp\u003e When you buy from Enaa, you get expertly selected products that are clearly presented in terms of compatibility and practical use in different environments. A simple filter overview and user-friendly information make it easy to choose the right thermostat for your home.\u003c\/p\u003e\u003ch2\u003e Answers to frequently asked questions\u003c\/h2\u003e\u003ch3\u003e Can I install this thermostat myself without the help of a professional?\u003c\/h3\u003e\u003cp\u003e Yes, installation is usually simple and suitable even for users without special technical knowledge, as it takes place without interfering with the electrical wiring.\u003c\/p\u003e\u003ch3\u003e Is the thermostat compatible with underfloor heating?\u003c\/h3\u003e\u003cp\u003e The HmIP-eTRV-B-2 model is designed primarily for controlling heating with radiators, therefore it is not suitable for underfloor heating.\u003c\/p\u003e\u003ch3\u003e What happens if I open a window during heating?\u003c\/h3\u003e\u003cp\u003e The thermostat has an open window detection function. When detected, it temporarily reduces heating, thereby contributing to greater energy efficiency.\u003c\/p\u003e\u003ch3\u003e Does the thermostat work if the internet goes out?\u003c\/h3\u003e\u003cp\u003e Basic settings work locally, but management via the app is limited if there is no internet connection.\u003c\/p\u003e\u003ch3\u003e How often should the batteries in the thermostat be changed?\u003c\/h3\u003e\u003cp\u003e The average battery life depends on usage and battery quality, but is usually sufficient for several months of normal operation.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e\u003cbr \/\u003e\n{\u003cbr \/\u003e\n  \"@context\": \"https:\/\/schema.org\",\u003cbr \/\u003e\n  \"@type\": \"FAQPage\",\u003cbr \/\u003e\n  \"mainEntity\": [\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Ali lahko ta termostat vgradim samostojno brez pomoči strokovnjaka?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Da, vgradnja je običajno preprosta in primerna tudi za uporabnike brez posebnega tehničnega znanja, saj poteka brez posega v električno napeljavo.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Ali je termostat združljiv s talnim ogrevanjem?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Model HmIP-eTRV-B-2 je zasnovan predvsem za upravljanje ogrevanja z radiatorji, zato za talno ogrevanje ni primeren.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Kaj se zgodi, če odprem okno med ogrevanjem?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Termostat ima funkcijo zaznavanja odprtega okna. Ob zaznavi začasno zmanjša ogrevanje, s čimer pripomore k večji energetski učinkovitosti.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Ali deluje termostat, če zmanjka interneta?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Osnovne nastavitve delujejo lokalno, upravljanje prek aplikacije pa je omejeno, če ni povezave s spletom.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Kako pogosto je treba menjati baterije v termostatu?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Povprečna doba trajanja baterij je odvisna od načina uporabe in kakovosti baterij, običajno pa zadostujejo za več mesecev normalnega delovanja.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    }\u003cbr \/\u003e\n  ]\u003cbr \/\u003e\n}\u003cbr \/\u003e\n\u003c\/script\u003e\u003cp style=\"font-size: 0.9em; color: #666;\"\u003eDescription updated: May 2026\u003c\/p\u003e","brand":"Homematic IP","offers":[{"title":"Default Title","offer_id":59141042274635,"sku":null,"price":38.13,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/3457\/3643\/files\/pametni_termostat_homematic_ip_hmip_etrv_b_2_za_radiator_brezzicni_funkcija_zaznavanja_odprtega_okna_nastavitev_prek_aplikacije_na_51873952.jpg?v=1793880123","url":"https:\/\/enaa.eu\/products\/homematic-ip-hmip-etrv-b-2-smart-thermostat-for-radiator-wireless-open-window-detection-function-setting-via-app-battery-powered-white","provider":"Enaa","version":"1.0","type":"link"}