SONOFF SenseGuard DW Gen2 Door/Window Sensor (SNZB-04PR2)
Stay informed about activity around your home with the SONOFF SenseGuard DW Gen2 Door/Window Sensor (SNZB-04PR2). Designed to detect when doors, windows, cupboards and other entry points are opened or closed, this compact Zigbee sensor helps you create a smarter and more responsive home.
The SNZB-04PR2 can trigger notifications, routines and automations when activity is detected, making it ideal for home awareness, security monitoring and everyday convenience. Whether you’re monitoring a front door, patio door, garage access point or storage cupboard, the sensor provides reliable status updates through your compatible Zigbee smart home system.
Its small and discreet design allows it to blend into most environments while providing valuable insight into what is happening around your home.
Key Features
- Zigbee 3.0 compatible door and window sensor
- Detects open and closed status
- Compact and discreet design
- Instant notifications through compatible platforms
- Supports smart home automations
- Battery-powered operation
- Easy installation with adhesive mounting
- Suitable for doors, windows, cupboards and drawers
Practical Applications
Door Monitoring
Receive notifications when external doors are opened or closed.
Window Awareness
Monitor windows throughout your home and receive alerts when activity is detected.
Cupboards & Storage
Track access to cupboards, cabinets, drawers and storage areas.
Smart Home Automations
Trigger lighting, notifications, alarms or other smart home actions based on door and window activity.
Ideal For
- Home awareness systems
- Entry point monitoring
- Smart home security routines
- Automation triggers
- Family homes and apartments
Compatibility
Compatible with a wide range of Zigbee hubs and coordinators, including:
- SONOFF Zigbee Bridge Ultra
- SONOFF Zigbee Bridge Pro
- SONOFF iHost
- Home Assistant (with compatible Zigbee coordinator)
- Zigbee2MQTT
- Other compatible Zigbee platforms
What’s Included
- 1 x SONOFF SenseGuard DW Gen2 Door/Window Sensor (SNZB-04PR2)
- Mounting Adhesive
- User Documentation
Why Choose the SONOFF SNZB-04PR2?
The SONOFF SenseGuard DW Gen2 provides a simple and reliable way to monitor access points throughout your home. Whether used for awareness, security or automation, it offers valuable insight into door and window activity while serving as a powerful trigger for smart home routines.






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