Shelly BLU Door/Window ZB

Shelly BLU Door/Window ZB — Zigbee + Bluetooth Door & Window Sensor

The Shelly BLU Door/Window ZB is an ultra-compact dual-protocol door and window sensor that supports both Zigbee 3.0 and Bluetooth 5 LE. In addition to open/close detection, it measures tilt angle and ambient light level, making it ideal for standard doors, tilt-and-turn windows, and advanced automations. Long battery life and encrypted communication complete this versatile sensor.

KEY FEATURES

• Dual Connectivity: Zigbee 3.0 + Bluetooth 5 LE (can operate simultaneously)
• Open/Close Detection: Fast response with reed switch
• Tilt / Angle Measurement: Detects window inclination (ideal for tilt-and-turn windows)
• Built-in Light Sensor: Measures ambient illumination for light-based automations
• Long Battery Life: Up to 5 years on a single CR2032 battery
• Ultra-Compact Design: Only 35 × 35 × 7 mm
• Encrypted Communication
• Works with Shelly Ecosystem or standard Zigbee hubs

SPECIFICATIONS

Connectivity:

• Zigbee 3.0 (802.15.4)
• Bluetooth 5 LE
• Range: Up to 10 m indoors / 30 m outdoors (depending on conditions)

Sensors:

• Reed switch (open/close)
• G-sensor (tilt / rotation angle)
• Light / illuminance sensor

Power:

• 1 × CR2032 battery (included)
• Battery life: Up to 5 years

Physical:

• Sensor unit: 35 × 35 × 7 mm
• Magnet: 35 × 12 × 7 mm
• Weight: Approx. 10 g (sensor with battery)
• Colors: White, Black, Brown
• Operating temperature: -20°C to 40°C

Compatibility:

• Shelly Plus / Gen3 / Gen4 / Pro devices (as Bluetooth gateway)
• Zigbee hubs (Home Assistant, Zigbee2MQTT, SmartThings, etc.)
• BTHome protocol support

What's Included:

• 1 × Shelly BLU Door/Window ZB sensor
• 1 × Magnet
• 1 × CR2032 battery (pre-installed)

NOTES

• For Bluetooth operation with the Shelly app, at least one Shelly Plus, Gen3, Gen4, or Pro device is required as a gateway (or a dedicated Shelly BLU Gateway)
• Can also be used directly with any standard Zigbee hub/coordinator
• Excellent for doors, windows, cabinets, and tilt-window automation scenarios
• Available in White, Black, and Brown