SONOFF SNZB-04 Zigbee Door Window Sensor
EGP850.00
The SONOFF Zigbee Door/Window Sensor SNZB-04 detects when doors or windows open and close. It works with a compatible Zigbee hub and the eWeLink app to provide status updates, alerts, and smart automation, such as turning on lights when a door opens. Features a compact magnetic design and replaceable CR2032 battery.
9 in stock
SONOFF Zigbee Door/Window Sensor SNZB-04
The SONOFF Zigbee Door/Window Sensor SNZB-04 provides a convenient way to monitor doors and windows in your smart home. Using Zigbee wireless communication and magnetic contact detection, it identifies when a door or window opens or closes. Connect it to a compatible Zigbee hub to check its status in the eWeLink app and create smart automations, such as turning on compatible lights when a door is opened.
Door & Window Monitoring
- Detects the opening and closing of doors and windows.
- Uses a magnetic transmitter and a separate magnet.
- Displays open and closed status through a compatible system.
- Allows alerts to be configured when the status changes.
- Suitable for indoor entrances, doors, and windows.
Zigbee Connectivity & Automation
- Uses low-power Zigbee wireless communication.
- Requires a compatible Zigbee gateway for app connectivity.
- Supports eWeLink through compatible SONOFF gateways.
- Can trigger smart scenes when a door opens or closes.
- Works with compatible smart lighting and other devices.
Key Features
The compact magnetic sensor makes it easy to monitor openings and use their status to trigger compatible home automation scenes. Low-battery notifications are available through supported hub and app configurations.
Compact Design & Easy Installation
- Compact design suitable for home doors and windows.
- Consists of a transmitter and a magnetic component.
- Can be mounted using suitable adhesive tape.
- Align the marks on both components during installation.
- Keep the installation gap below 10 mm, as specified in the user manual.
- Powered by a replaceable CR2032 battery.
Smart Home Applications
- Monitor the status of your main entrance door.
- Check whether indoor windows are open or closed.
- Turn on compatible smart lights when a door opens.
- Configure notifications when a window is opened.
- Create home arrival and departure automation scenes.
- Integrate with other supported smart home devices.
Technical Specifications
| Brand | SONOFF |
| Model | SNZB-04 |
| Product Type | Zigbee Door / Window Sensor |
| Detection Type | Magnetic Contact |
| Function | Open / Close Detection |
| Wireless Protocol | Zigbee – IEEE 802.15.4 |
| Battery Type | CR2032 |
| Operating Voltage | 3V DC |
| Quiescent Current | <2µA |
| Transmission Current | <15mA |
| Installation Gap | Less than 10 mm |
| Working Temperature | -10°C to 40°C |
| Working Humidity | 10–90% RH, non-condensing |
| Housing Material | PC |
| Transmitter Dimensions | 47 × 27 × 13.5 mm |
| Magnet Dimensions | 32 × 15.6 × 13 mm |
| Mobile App | eWeLink via compatible gateway |
| Zigbee Hub | Required |
| Usage | Indoor |
What's in the Box
- 1 × SONOFF SNZB-04 sensor unit.
- 1 × Magnetic contact component.
- Mounting adhesive, subject to the package version.
- User manual, subject to the package version.
The device uses a CR2032 battery. Please confirm the included battery and installation accessories against the actual retail package before publishing the final box contents.
Why Choose SONOFF SNZB-04?
This compact sensor offers a practical way to monitor doors and windows without wiring the sensor to your home's electrical system. It can be paired with a compatible Zigbee gateway to enable opening and closing alerts, lighting automation, and personalized smart scenes. App functionality and automation features depend on the connected gateway and compatible devices. The sensor is designed for indoor environments.
| Brand |
Sonoff |
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