Wired temperature and humidity sensor – indoor

Protect your rooms from excessive humidity and keep an eye on the temperature: with the Homematic IP temperature and humidity sensor - indoor.

Wired temperature and humidity sensor – indoor

The solution to excessive humidity.

Worried about mould forming? No wonder: It appears unexpectedly, and you can't get rid of it without a lot of effort. Excessive humidity of the air increases the risk immensely. The wired humidity sensor constantly measures the humidity indoors and gives a ventilation recommendation via app if required! How to minimise the risk the smart way and protect your home! 

Thermostat

The optimum indoor climate all the time

Regulate the room temperature to exactly suit your needs – even when you're out and about – and keep an eye on the humidity.

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You can do that easily with the app and Homematic IP wired underfloor heating actuators.

Kabel

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. 

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

Haken mit Funkwellen

Easily installed in your existing design

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

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The button 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.

Handy mit Homematic IP Logo und einem Pluszeichen

Cleverly combined

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

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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.

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!

Control heating

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Save energy

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Use the app

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Connect devices together

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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

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. 

Homematic IP
With some smart home providers, you have to make a choice: Do you have everything wired, or do you go fully wireless? Some systems are also hermetically sealed and do not accept devices from other manufacturers. Here at Homematic IP, we have a different approach. We are guided by you!
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Die Homematic IP App

Konfigurieren Sie in der Homematic IP App alle Einstellungen für Ihr Smart Home, steuern, regeln und überblicken Sie damit jederzeit Ihre Geräte. Es werden keine persönlichen Daten erhoben, außer der IP-Adresse.

The Homematic IP app

Configure all the settings for your smart home in the Homematic IP app, and use it to control, regulate and monitor your devices whenever you want – without providing any personal data!
Homematic IP Wired
A smart home system is particularly robust, interference-proof and reliable when the devices communicate with each other via wired connections. And data transmission is very fast with cables, too. That all comes together with Homematic IP Wired.
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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.

FAQ

FAQs

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

Service

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.

Installateur Suche

Specialist tradespeople

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

Händler Suche

Dealers

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

Innovations, ideas, impulses: your news

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

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Elegance meets intelligent control: the new glass series from Homematic IP
Brilliant prospects for design lovers: For the first time, eQ-3 is presenting wall-mounted push-buttons and thermostats made of high-quality glass that fit perfectly into stylish interiors. Simple operation and flexible programming make the exclusive glass product line a highlight in the smart home.
17. March 2025
Product Variants

Wired temperature and humidity sensor – indoor

Order information

Product Name (Short)
HmIPW-STH
Item Number
153687A0
EAN Code
4047976536870

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

General

Homematic IP User Guide

Version: September 2024

22.77 MB
Overview of Homematic IP QR Code Stickers
50.09 KB

Operating manuals

Here you can download operating instructions for our Homematic IP products.

Operating manual Wired temperature and humidity sensor – indoor

Short description: HmIPW-STH / HmIPW-STH-A | Product reference: 153687A0 / 160536A0

918.41 KB

Product data sheets

See our data sheets for features and technical specifications of our products.

Datasheet Wired Temperature and humidity sensor – indoor

Short description: HmIPW-STH / HmIPW-STH-A | Product reference: 153687A0 / 160536A0

351.57 KB