Shelly
Shelly BLU DOOR Window
Shelly BLU DOOR Window
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Product Introduction
The Shelly BLU Door Window is a compact Bluetooth smart sensor designed to detect when doors or windows are opened or closed. Using low-power Bluetooth communication, the sensor instantly reports status changes to compatible Shelly devices, enabling smart security monitoring and home automation scenarios.
The device consists of a sensor unit and a magnetic contact that detects movement when the door or window opens. In addition to open/close detection, the sensor can also measure the tilt angle of a window and ambient light levels, allowing more advanced automation scenarios.
Powered by a long-life coin-cell battery, the Shelly BLU Door Window offers up to five years of battery life while maintaining a fast response time of less than 100 ms.
Available in black and white finishes, the sensor blends seamlessly into modern interiors and can be installed on doors, windows, gates, cabinets, or garage doors to enhance smart security and automation systems.
Key Features
Door and Window Open/Close Detection
Detects when doors or windows are opened or closed and immediately reports the event to connected smart systems.
Bluetooth Low Energy Connectivity
Uses Bluetooth technology for fast communication with compatible Shelly Plus or Pro devices acting as gateways.
Tilt Angle Measurement
Detects the angle of tilt-and-turn windows, enabling more precise automation and monitoring.
Integrated Light Sensor (LUX)
Measures ambient light levels, allowing automations such as turning lights on only when it is dark.
Long Battery Life
Powered by a CR2032 battery with a lifespan of up to 5 years, depending on usage.
Compact and Discreet Design
Small sensor size allows installation inside window frames or discreet locations around the home.
Smart Home Integration
The Shelly BLU Door Window works with compatible Shelly devices that support Bluetooth communication.
Supported integrations include:
• Shelly Smart Control App
• Shelly Plus and Shelly Pro devices with Bluetooth gateway functionality
• Home Assistant
• MQTT and REST API automation systems
Common automation scenarios include:
• Sending alerts when doors or windows are opened
• Turning on lights when a door is opened
• Triggering security systems or alarms
• Turning off heating or air conditioning when windows are opened
Technical Specifications
Product Type: Bluetooth Door / Window Sensor
Model: Shelly BLU Door Window (SBDW-002C)
Connectivity: Bluetooth Low Energy (BLE)
Power Supply: 1 × CR2032 coin-cell battery
Battery Life: Up to 5 years (depending on usage)
Wireless Range: Up to 10 m indoors / 30 m outdoors
Response Time: < 100 ms
Sensors: Magnetic contact, tilt angle sensor, ambient light sensor (LUX)
Operating Temperature: −20 °C to 40 °C
Dimensions:
• Sensor unit: approx. 35 × 35 × 7 mm
• Magnet: approx. 35 × 12 × 7 mm
Colour Options: Black / White
What’s in the Box
Shelly BLU Door Window sensor
Magnetic contact module
CR2032 battery
Adhesive mounting pads
User manual
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