Window and door contact – optical Detect open windows in the app and link your heating or alarm function to the reliable window and door contact. Window and door contact – optical Produkte Overview Comparison Technical data & downloads Breadcrumb Home All Products Window and Door Contact – optical Open or closed – you notice it You feel comfortable in your own home, and you should also feel safe. How about a device that not only ensures the optimum indoor climate, but also your security? Homematic IP transforms your own four walls into a feelgood oasis with unquestionable security. The window contact detects open windows, switches off the heating or, if desired, also triggers an alarm. Colour variants white white anthracite anthracite Image Monitoring for a secure home Opening or closing of windows or doors is detected immediately and is displayed in the Homematic IP app. more In combination with a Homematic IP alarm siren (e.g. HmIP-ASIR-2) your home becomes even more secure. A loud alarm is automatically triggered when a window or door is opened. Image Adaptation to the window frame Match your window contact to the look of your plastic or wooden frame window. more Two caps in white and brown are included for this. Colour variants white white anthracite anthracite Image Fresh air without wasting energy The room temperature is automatically lowered during ventilation if you connect the window and door contact to Homematic IP radiator thermostats. more You can even define the lowering temperature individually. The comfort temperature is automatically restored as soon as you close the window. Händler finden Installationspartner finden Image 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. How to teach-in devices for room climate control How to teach-in devices for room climate control With Homematic IP controlling the room climate is easy. In this video we show you how to teach-in devices for room climate control like for example a radiator thermostat or an optical sensor that detects if the window is open or closed. 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 find out more Save energy find out more Use the app find out more Connect devices together find out more 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! Alarm Siren – outdoor Get a loud acoustic signal when someone tries to enter your home without permission. Install the smart outdoor alarm siren, and you’ll be able to keep an eye on everything via the app. Radiator thermostat Control your radiators the smart way - to ideally suit your daily routine. You can do this easily with the radiator thermostat. Window and door contact – optical, plus Detect open windows instantly and make your heating or alarm function even smarter. And do it easily via the window and door contact with its very long battery life. 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! find out more Die Homematic IP AppKonfigurieren 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! mehr erfahren find out more 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. find out more 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. Image FAQs This is where you’ll find the most important questions and our answers about our smart home solutions. All FAQs Image 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. Contact us Image 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 Image 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 Filter by typeArtikelSocial Media Posting - Any -BlogBlog InternationalSocial media postsFirmwareHinweisNewsReference project Access Points, central unit and appHeating and climate controlEnergy managementLightShutter controlSecurity and alarmsAccessWeather and environmentAdapters for brand switch systemsHomematic IP WiredInternational versionsCompatible systemsOther information - Any -Experience comfortSave moneyLive safely and securelyControl away from homeComing homeEnjoy winterBuild smartHave fun with technology Use Cases (field_use_cases) Look forward to ChristmasConnect devices togetherUnderstand our productsGive feedbackUse the appControl heatingSave energyControl lightingSchedule shadeMonitor the buildingDeter burglarsDetect firesPrevent water damageControl access AblaufdatumfioHeizenHmIP-ADA-FEHmIP-ADA-GNHmIP-ADA-GN-IHmIP-ADA-LGHmIP-ADA-SEHmIP-ADA-SE2HmIP-BBL-2HmIP-BBL-IHmIP-BDT-IHmIP-BPS-2HmIP-BRA-AHmIP-BROLL-2HmIP-BSM-IHmIP-BWTH-24HmIP-BWTH-Ahmip-dbbHmIP-DLD-AHmIP-DLD-SHmIP-ESI-GASHmIP-ESI-IECHmIP-ESI-LEDHmIP-eTRV-3HmIP-eTRV-B-2HmIP-eTRV-C-2HmIP-eTRV-CLHmIP-eTRV-E-AHmIP-eTRV-Fhmip-fdchmip-flcHmIP-FSI16HmIP-HAP-AHmIP-HCU1HmIP-HCU1HmIP-HCU1-AHmIP-KRC4-2HmIP-KRCA-2HmIP-KRCK-2HmIP-LS1HmIP-LSShmip-mp3pHmIP-P-DRG-DALIHmIP-PDT-CHHmIP-PDT-PEHMIP-PS-2HmIP-PSM-CH-2HmIP-PSM-PE-2HmIP-PSMCOHmIP-RGBWHmIP-SK20HmIP-SK24HmIP-SK26HmIP-Sk9-2HmIP-SMI55-2-AHmIP-SMI55-AHmIP-SMO230HmIP-SMO230-AHmIP-SMO230AHmIP-STH-AHmIP-STHDHmIP-STHD-AHmIP-STVHmIP-SWD-2HmIP-SWDM-2HmIP-SWDO-2HmIP-SWDO-AHmIP-SWDO-PL-2HmIP-SWSD-2HmIP-WGD-PLHmIP-WLAN-HAP-BHmIP-WRC2-AHmIP-WRC6-AHmIP-WSMHMIP-WTHHmIP-WTH-1HmIP-WTH-AHmIP-WTH-B-2HmIP-WTH-B-AHmIP-WUAHmIP-WWRC6-AHmIPW-DRPS4HmIPW-SCTHDHmIPW-SMI55-AHmIPW-STH-AHmIPW-STHD-AHmIPW-WGDHmIPW-WGD-PLHmIPW-WRC2-AHmIPW-WRC6-AHmIPW-WTH-AIP-SWDO-2Menü Container-TermineMenü MessenMenü Online-SeminareMenü ProVertrieb-TermineMenü Roadshow-TermineMenü Roadshow-Termine PROReferenz-1Referenz-2Referenz-3ShowtruckSchulungenHmIIP-APPHmIP-BS2HmIP-FWIHmIP-PS-2HmIP-PSM-2HmIP-SK1HmIP-STHO-AHmIP-WKPHmIPW-FAL24-C10HmIPW-FAL24-C6JRB21_1JRB21_2JRB21_3JRB21_4JRB21_5Logo BüscherNewsHmIP-eTRV-2-UKHmIP-FAL24-C10HmIP-FAL230-C6HmIP-FAL230-C10HmIP-FALHmIP-eTRV-E-SHmIP-eTRV-EHmIP-eTRV-C-TPHmIP-eTRV-CHmIP-eTRV-BHmIP-eTRV-2HmIP-FAL24-TRHmIP-DS55HmIP-DRSI4HmIP-DRSI1HmIP-DRDI3HmIP-DRBLI4HmIP-DRBLIHmIP-DRAHmIP-DLSHmIP-DLDHmIP-DCHmIP-FAL24-C6HmIP-FALMOT-C12HmIP-CCU3HmIP-KRCKHmIP-PSM-PEHmIP-PSM-ITHmIP-PSM-CHHmIP-PSMHmIP-PSHmIP-PDT-UKHmIP-PDTHmIP-PCBSHmIP-MOD-HOHmIP-MIOBHmIP-KRCAHmIP-FBLHmIP-KRC4HmIP-HAP-UKHmIP-HAPHmIP-FSM16HmIP-FSMHmIP-FSI16HmIP-FROLLHmIP-FDTHmIP-FCI6HmIP-FCI1HmIP-DCHmIP-BWTH24AmazonEQ3-ADA-DWEQ3-ADA-KOEQ3-ADA-J2EQ3-ADA-J2EQ3-ADA-J1EQ3-ADA-J1EQ3-ADA-GSEQ3-ADA-G55EQ3-ADA-EJEQ3-ADA-EJEQ3-ADA-BJEQ3-ADA-MEEQ3-ADA-BJEQ3-ADA-B2EQ3-ADA-B2EQ3-ADA-B1EQ3-ADA-B1EQ3-ADACC-Sys-O-CyAuszeichnungAppEQ3-ADA-KOEQ3-ADA-MEHmIP-BWTHHmIP-ASIR-2HmIP-BSMHmIP-BSLHmIP-BRUHmIP-BROLLHmIP-BRC2HmIP-BRAHmIP-BPSHmIP-BDTHmIP-BBLHmIP-ASIR-OHmIP-Access PointEQ3-ADA-SHC+HAP1-HCPGeld sparenEzevizetrv-eeSportsESB1EQ3-RFAEQ3-MK-FEEQ3-ADA-VA80HmIP-PSM-UKHmIP-RC8HmIP-SCIHmIP-SCTH230HmIP-SF-2HmIP-SK12HmIP-SK13HmIP-SK14HmIP-SK15HmIP-SK16HmIP-SK17HmIP-SK4HmIP-SK7HmIP-SK9HmIP-SLOHmIP-SMIHmIP-SMI55-2HmIP-SMOHmIP-SMO-2HmIP-SMO-AHmIP-SMO-A-2HmIP-SPDRHmIP-SPIHmIP-SRDHmIP-SRHHmIP-STHHmIP-STHDHmIP-STHOHmIP-SWDHmIP-SWDMHmIP-SWDOHmIP-SWDO-IHmIP-SWDO-PLHmIP-SWOHmIP-SWO-BHmIP-SWO-PLHmIP-SWO-PRHmIP-SWSDHmIP-VDMOTHmIP-WGCHmIP-WHS2HmIP-WLAN-HAPHmIP-WRC2HmIP-WRC6HmIP-WRCC2HmIP-WRCRHMIP-WTH-2HmIP-WTH-BHmIPW-BCHmIPW-BCCHmIPW-BRC2HmIPW-DRAPHmIPW-DRBL4HmIPW-DRD3HmIPW-DRI16HmIPW-DRI32HmIPW-DRS4HmIPW-DRS8HmIPW-FALHmIPW-FAL230-C10HmIPW-FAL230-C6HmIPW-Falmot-C12HmIPW-FIO6HmIPW-SMI55HmIPW-SPIHmIPW-STHHmIPW-STHDHmIPW-WRC2HmIPW-WRC6HmIPW-WTHHunter Douglasin eigener Sachekompatible ProdukeKooperationenMediolaMessen & Eventsnach HauseNovofermProduktinfossSmart bauenSonstigesSpaß an TechnikSprachsteuerungStartseiteSzenarioTestUpdatesZertifizierungen Filter by categoryAuszeichnungin eigener SacheKooperationenMessen & EventsProduktinfosSonstigesUpdatesZertifizierungen Available from now on: the new Homematic IP glass series Homematic IP presents the elegant and innovative glass series, which is available from now on. 17. June 2025 New energy dashboard, DoorBird integration and many more functions for the Homematic IP app In addition to the eagerly awaited integration for DoorBird video door stations, the update 3.5.13 for the free Homematic IP app contains numerous other new features. The new version will be rolled out gradually from now on. 27. May 2025 DoorBird and Homematic IP now connected - for greater convenience and security. Access control is now even smarter: The announced cloud-to-cloud integration between DoorBird and Homematic IP will be released with the Homematic IP app update 3.5.13. 26. May 2025 Green thumbs, fully automatic: the new Homematic IP Watering Actuator The Homematic IP watering actuator makes watering a relaxed pleasure and saves valuable water at the same time. 20. May 2025 Show more Technical Data Downloads Product Variants Window and door contact – optical Window and door contact – optical Order information Product Name (Short) HMIP-SWDO Item Number 157857A0 EAN Code 4047976578573 Technical data Supply voltage 1x 1.5 V LR03/micro/AAA Current consumption 100 mA max. Typical battery life 2 years (typical) Degree of protection IP20 Dimensions (W x H x D) 102 x 15 x 20 mm Ambient temperature 5 to 35 °C Weight 30 g (incl. batteries) Radio frequency 868.0-868.6 MHz/869.4-869.65 MHz Typ. open area RF range 300 m Other To enable operation, the device has to be connected with one of the following solutions: Homematic IP Access Point with free smartphone app and free cloud service, Central Control Unit CCU3 with the local user interface WebUI, Third-party solutions of partners Window and door contact - made easy | Homematic IP Tutorial: Heating solution easily extended with a window contact | Homematic IP General Homematic IP User Guide Version: September 202422.77 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 Door / Window Contact – optical Short description: HmIP-SWDO-2 / HmIP-SWDO-A | Product reference: 157857A0 / 160027A0 1.66 MB Product data sheets See our data sheets for features and technical specifications of our products. Datasheet Window and door contact – optical Short description: HmIP-SWDO-2 / HmIP-SWDO-A | Product reference: 157857A0 / 160027A01.44 MB Overviews and comparisons With our overviews, you can quickly find the right Homematic IP product for your needs. Comparison of Homematic IP Window / Door Contacts Version V1.5 (09/2024)213.34 KB Declarations of conformity All EU declarations of conformity for download. Declaration of conformity Window / Door Contact – optical Short description: HmIP-SWDO | Product reference: 140733AxB40.95 KB Declaration of conformity Window and door contact – optical Short description: HmIP-SWDO-2 | Product reference: 157857AxA / 157857AxB105.99 KB
Alarm Siren – outdoor Get a loud acoustic signal when someone tries to enter your home without permission. Install the smart outdoor alarm siren, and you’ll be able to keep an eye on everything via the app.
Radiator thermostat Control your radiators the smart way - to ideally suit your daily routine. You can do this easily with the radiator thermostat.
Window and door contact – optical, plus Detect open windows instantly and make your heating or alarm function even smarter. And do it easily via the window and door contact with its very long battery life.
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! find out more
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. find out more
Available from now on: the new Homematic IP glass series Homematic IP presents the elegant and innovative glass series, which is available from now on. 17. June 2025
New energy dashboard, DoorBird integration and many more functions for the Homematic IP app In addition to the eagerly awaited integration for DoorBird video door stations, the update 3.5.13 for the free Homematic IP app contains numerous other new features. The new version will be rolled out gradually from now on. 27. May 2025
DoorBird and Homematic IP now connected - for greater convenience and security. Access control is now even smarter: The announced cloud-to-cloud integration between DoorBird and Homematic IP will be released with the Homematic IP app update 3.5.13. 26. May 2025
Green thumbs, fully automatic: the new Homematic IP Watering Actuator The Homematic IP watering actuator makes watering a relaxed pleasure and saves valuable water at the same time. 20. May 2025
