Helles Badezimmer mit freistehender Wanne, Waschtisch, Pflanze und Fenster

Wired Wall Thermostat with Humidity Sensor, anthracite

Measure the temperature in your Wired Smart Home to control your underfloor heating actuators with the Wired Wall Thermostat

Wired wall thermostat with humidity sensor, anthracite

Control your wired underfloor heating efficiently

Whether it's after you get up or when you come home on a snowy winter day: Warm floors give you a special feeling of security at home. And it goes without saying that this should be the case in your wired smart home too. You can do this especially well with the central measuring unit: the wired wall thermostat. This allows you to control your underfloor heating actuators very efficiently.

Colour variants

anthracite

white

Comfort temperature at anytime

Control the room temperature according to your needs, at home and when you're out and about.

In conjunction with underfloor heating actuators, you can do this easily via the app, directly on the device using the dial in 0.5 ° steps or conveniently via voice control (using Amazon Alexa or Google Assistant.

The Homematic IP wired system

The wired system guarantees a reliable power supply to the switch as well as secure communication between the devices through the Homematic IP wired bus.

Go here for more information about the wired system and products.

Colour variants

anthracite

white

Easily installed in your existing design

Just integrate the thermostat into your existing switch series in the Size 55 frame size from leading manufacturers.

The thermostat is optimised for easy mounting on flush-mounted boxes via the supplied mounting plate. Removable push-in clamp with spring-loaded terminals facilitates connection to the wired bus.

Cleverly combined

You can combine Homematic IP wired and wireless devices with each other.

In addition to the central Homematic IP wired access point (HmIPW-DRAP) you also require the central Homematic IP access point (HmIP-HAP) for this. More information about advanced routing can be found here.

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Installationspartner finden

Our products in a new dimension.

Rotate the product in all directions, zoom in and experience it in three dimensions. This gives you a detailed picture of your favourite products.

Die passende Farbe zu jeder Wandoberfläche -
Probieren Sie es aus!

Mit unserem Design-Simulator wählen Sie zunächst eine Wandoberfläche aus. Dann lassen Sie sich darauf ein Homematic IP Produkt anzeigen. So sehen Sie auf einen Blick, welche Kombination am besten passt.

Background

concrete

plaster

beige wall paint

blue wall paint

tiles 1

tiles 2

wood

children's room

Color

#505050

anthracite

#ffffff

white

Your advantages at a glance

Do you want to live more safely, save money and protect the environment, or simply increase your living comfort? There are many good reasons for a Smart Home. Find out more now!

Your advantages at a glance

Do you want to live more safely, save money and protect the environment, or simply increase your living comfort? There are many good reasons for a Smart Home. Find out more now!

Wired Access Point

Fail-safe and expandable as required: The Homematic IP Wired Access Point is the central unit in a wired smart home system.

Wired switching actuator

Conveniently switch all devices in your home and let the signal light display different scenarios with specific colour combinations. To do that, just install the switching actuator for brand switches.

Wired blinds actuator – 4 channels

Automate up to four blinds, shutters or awnings in the Homematic IP wired smart home with the wired blinds actuator – 4 channels.

Moderne Küche mit dunkelgrünen Schränken und Holzbar mit drei Hockern

06. September 2023

Es werde buntes Licht: So installieren Sie den LED Controller

Mit dem Homematic IP LED Controller – RGBW bringen Sie Farbe ins Spiel. Erfahren Sie Schritt für Schritt, wie Sie Ihre einfarbigen, mehrfarbigen oder Tuneable-White-LED-Strips mit dem Controller verbinden und in der Homematic IP App verwenden.

jetzt mehr lesen

05. July 2023

Travel with a safe feeling: How to protect your home with smart home technology

No one there to look after the house during the holidays? No problem, because your Smart Home protects itself: It keeps burglars away and lets you know immediately if something should happen.

Find out more

15. Juillet 2022

Ne plus jamais transpirer : Refroidir plus intelligemment et plus efficacement avec Homematic IP

On peut aussi se passer de climatisation. Avec Homematic IP, vous gardez la tête froide en été sans avoir à craindre de grosses dépenses d'énergie. Voilà comment cela fonctionne.

Homematic IP: Smart living. Simply exciting.

Homematic IP means modern, flexible and secure technology from the European market leader*. Let the advantages of our system win you over, and start living smarter straight away.

Person auf Sofa hält Smartphone mit geöffneter Homematic IP App, gemütliches Wohnzimmer.

The Homematic IP app

Configure all settings for your smart home in the Homematic IP app, which you can use to control, regulate and monitor your devices at any time. No personal data is collected except for the IP address.

learn more

Kommen Sie herein!

Jedes Smart Home ist so einzigartig wie die Menschen darin. Statten Sie unseren Referenzprojekten einen digitalen Besuch ab, lassen Sie sich inspirieren und entdecken Sie die vielfältigen Möglichkeiten von Homematic IP.

Use Cases (field_use_cases)

Holiday park manages heating for 22 residential units centrally from now on

Gronenberger Mühle has successfully upgraded the management of over 50 heating devices across 22 residential units. This new solution reduces staff workload, streamlines operations, and significantly improves guest comfort.

Smart heating in apartment buildings

Thanks to integration with the booking system, the room temperature in the apartments is fully automated – providing greater comfort, less effort and reduced operating costs.

Always here for you and your queries.

Whether you have a question about a product, something isn’t working as you wanted, you’re looking for a specialist partner, or you simply want to give us feedback: we are always here to help.

FAQs

This is where you’ll find the most important questions and our answers about our smart home solutions.

All FAQs

Service

Have you purchased a Homematic IP product and now have questions about how it works? Our technical support team will be happy to help you.

Service

Specialist tradespeople

Are you looking for a good specialist tradesperson near you? Simply use the convenient search function here on our website.

Find a specialist tradesperson

Dealers

You can get Homematic IP products and good advice all over Germany. Find the right dealer near you here.

Find a dealer

Innovations, ideas, impulses: your news

Get first-hand news about the latest innovative smart home solutions.

View all news

Alle News ansehen

Use Cases (field_use_cases)

Homematic‑IP Universal Dimmereinsatz in moderner Wohnzimmerszene, rechts Produktvarianten

A real problem-solver for smart retrofitting: the Homematic IP Universal Dimmer Insert

The new universal dimmer for the Homematic IP smart home system can also be wired without a neutral conductor, making it ideal for retrofitting existing buildings.

01. September 2026

Invisible and intelligent: Compact flush-mounted switch actuators for smart retrofitting

The new Homematic IP switch actuators fit even in the smallest flush-mounted box. This turns any building into a smart home.

13. August 2026

New Energy Management features for the Homematic IP Home Control Unit

The EEBUS plugin for the Homematic IP Home Control Unit now supports the LPC and LPP functions for automatically limiting power consumption and power feed-in.

11. August 2026

Systematic security: fully integrated Homematic IP camera family now available

The new Homematic IP security cameras are part of a comprehensive smart home ecosystem. With just one app, users have access to all features and can keep an eye on their smart home at all times. Rigorous data protection and secure encryption ensure complete peace of mind.

31. July 2026

Product Variants

Wired wall thermostat with humidity sensor

Wired wall thermostat with humidity sensor

Order information

Product Name (Short)

HmIPW-WTH-A

Item Number

159835A0

EAN Code

4047976598359

Technical data

Supply voltage

24 VDC, +5 % -20 %, SELV

Current consumption

20 mA max.

Cable type and cross section

Rigid cable, 0.12-0.50 mm²

Degree of protection

IP20

Ambient temperature

0 to 50 °C

Dimensions with frame (W x H x D)

86 x 86 x 42 mm

Dimensions without frame (W x H x D)

55 x 55 x 42 mm

Weight

87 g

Function type

Wall Thermostat

Connection

Wired

Push-to-Pair

Color

anthracite

Additional information

Installation

Only in normal commercial switch boxes (device boxes) in accordance with DIN 49073-1.

Unterstützungszeitraum für Security Updates: > 5 Jahre**

* Über den „Jetzt kaufen“-Button gelangen Sie direkt zur Produktdetailseite des jeweiligen Artikels im Onlineshop der ELV Elektronik AG. Bitte beachten Sie, dass unsere Produkte nicht ausschließlich dort angeboten werden. Homematic IP Produkte sind auch in weiteren Onlineshops, im stationären Handel und über zertifizierte Fachpartner erhältlich. Eine vollständige Übersicht finden Sie in unserer Händlersuche.

** Die eQ-3 AG garantiert für jedes Produkt einen durchgehenden Support bis fünf Jahre nach der offiziellen Abkündigung.