433MHz Wireless Door & Window Alarm Sensor

Add an extra layer of awareness to doors, windows, cabinets and other entry points with this 433MHz wireless contact sensor.

When the two sensor pieces separate, the detector sends a signal to a compatible alarm host or control panel, allowing the connected security system to trigger an alert. Its compact design makes it suitable for monitoring entrances around the home, office or other indoor spaces.

Key Features

• Detects when a connected door or window is opened
• Uses a 433MHz wireless signal
• Compact two-piece magnetic contact design
• Suitable for doors, windows, cabinets and entry points
• Available as a single detector or convenient 5-detector pack
• Designed for compatible home alarm systems

Important Compatibility Information

This product cannot operate independently and does not function as a standalone siren. A compatible 433MHz alarm host or control panel supporting the EV1527/1527 protocol is required.

Please verify the frequency and protocol supported by your existing alarm system before ordering. This sensor is not a Zigbee or standalone Wi-Fi device.

Package Options

• 1 Detector: One wireless door/window sensor set
• 5 Detectors: Five wireless door/window sensor sets

The alarm host, siren and other accessories are not included.