--- product_id: 341014857 title: "THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required" brand: "thirdreality" price: "¥8520" currency: JPY in_stock: true category: "Thirdreality" url: https://www.desertcart.jp/products/341014857-thirdreality-zigbee-contact-sensor-door-and-window-monitor-home-automation store_origin: JP region: Japan --- # Instant Alexa discovery 2-year battery life Zigbee standard compatible THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required **Brand:** thirdreality **Price:** ¥8520 **Availability:** ✅ In Stock ## Summary > 🚪🔔 Never miss a moment—smart security that’s always a step ahead! ## Quick Answers - **What is this?** THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required by thirdreality - **How much does it cost?** ¥8520 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/341014857-thirdreality-zigbee-contact-sensor-door-and-window-monitor-home-automation) ## Best For - thirdreality enthusiasts ## Why This Product - Trusted thirdreality brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Plug & Play Setup:** No tech headaches—just say 'Alexa, discover devices' and you’re live in seconds. - • **Custom Alexa Routines:** Automate alerts, lights, and voice alarms triggered by door/window activity. - • **Ultra-Long Battery Life:** Powered by 2 AAA batteries lasting up to 2 years—set it and forget it. - • **Seamless Zigbee Integration:** Effortlessly syncs with Echo, SmartThings & more for a truly connected home. - • **Real-Time Monitoring & Alerts:** Track battery status and sensor history via Third Reality app for proactive security. ## Overview The THIRDREALITY Zigbee Contact Sensor is a compact, easy-to-install door and window monitor compatible with major Zigbee hubs including Echo devices with built-in Zigbee. It boasts a hassle-free setup, up to 2 years of battery life on 2 AAA batteries, and supports customizable Alexa routines for smart home automation. With real-time battery monitoring and event history via the Third Reality app, it ensures proactive home security and seamless integration into your smart ecosystem. ## Description THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required : desertcart.ae: Tools & Home Improvement ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08R9PH4JT | | Best Sellers Rank | #27,011 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #28 in Home Alarm Systems | | Brand | THIRDREALITY | | Brand Name | THIRDREALITY | | Customer Reviews | 4.3 out of 5 stars 733 Reviews | | EU Spare Part Availability Duration | 2 Years | | Included Components | AAA Battery × 2, Door Sensor, Double-sided Tape, Screws | | Item Dimensions | 50 x 21 x 60 millimeters | | Item Weight | 2.08 Ounces | | Item dimensions L x W x H | 50 x 21 x 60 millimeters | | Item weight | 2.08 Ounces | | Manufacturer | THIRDREALITY | | Material | Plastic | | Material Type | Plastic | | Measuring Range | Open - Gesloten | | Measuring range | Open - Gesloten | | Model | P1DSA2 | | Mounting Type | Wall Mount | | Number of Items | 1 | | Output Type | Push-Pull | | Part Number | 3RDS17BZ | | Specific Uses For Product | home security, smart home automation | | Style | Door Sensor | | Style Name | Door Sensor | | UPC | 850001595285 | | Unit Count | 1.0 Count | | Upper Temperature Rating | 50 Degrees Celsius | ## Product Details - **Brand:** THIRDREALITY - **Item dimensions L x W x H:** 50 x 21 x 60 millimeters - **Item weight:** 2.08 Ounces - **Material:** Plastic - **Style:** Door Sensor ## Images ![THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required - Image 1](https://m.media-amazon.com/images/I/41-tjH1nx-L.jpg) ![THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required - Image 2](https://m.media-amazon.com/images/I/61qyBXDxouL.jpg) ![THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required - Image 3](https://m.media-amazon.com/images/I/71JRa2KuQ6L.jpg) ![THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required - Image 4](https://m.media-amazon.com/images/I/61clXHB1TAL.jpg) ![THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required - Image 5](https://m.media-amazon.com/images/I/51swM5MeNrL.jpg) ## Questions & Answers **Q: Will this work with samsung smartthings smart home hub 2nd generation?** A: A definite maybe! I bought one and did get it to work so I bought a second one. I have a 2nd gen Smarthings/ Aerotec hub. I could not get this one to work and spent 2 hours trying various solutions. The linking process could defiantly be improved. **Q: Will this contact sensor work with any tuya zigbee hub?. i need it to work with tuya or smart life app.** A: I'm using 5 3rd realty switches all via Zigbee hub....should work **Q: is the sensor affected by gravity - meaning - can I angle it, use it upside down, etc? thx!** A: Not affected by gravity (horizontal or vertical). I have sensors installed on doors and windows. It does not make a difference. They work in either orientation. Hope this helps. **Q: Is this UL 2017 approved?** A: Unable to confirm, not listed on the product or in the literature ## Frequently Bought Together - THIRDREALITY Zigbee Contact Sensor, Door and Window Monitor, Home Automation, Works with Home Assistant, SmartThings, Aeotec, Homey, Hubitat or Echo Devices with Build-in Zigbee Hub,hub Required - THIRDREALITY ZigBee Smart Plug 4 Pack with Real-time Energy Monitoring,15A Outlet, Zigbee Repeater,ETL Certified,ZigBee Hub Required,Work with Home Assistant,Compatible Echo Devices and SmartThings - THIRDREALITY Zigbee Motion Sensor, Pet Friendly, Compatible with Home Assistant, SmartThings, Aeotec, Homey, Hubitat or Echo Devices with Built-in Zigbee Hub --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/341014857-thirdreality-zigbee-contact-sensor-door-and-window-monitor-home-automation](https://www.desertcart.jp/products/341014857-thirdreality-zigbee-contact-sensor-door-and-window-monitor-home-automation) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-25*