433MHz Wireless Door Window Sensor for Alarm Systems

Protect entry points by adding 433MHz opening detection to a compatible alarm system. This wireless door window sensor is designed for doors, windows, drawers, and cabinets, with a 12V battery supply and an approximate 100m transmit distance in open space.

✅ Get opening alerts for doors and windows when the sensor and magnetic stripe separate.

✅ Add entry-point monitoring to compatible W181, W184, W202, W204, W18, W20, K52, and W2 alarm systems.

✅ Monitor drawers and cabinets with the same compact 433MHz sensor.

✅ Install with a small gap, since the parts cannot exceed 1 cm apart and the internal distance is 15 mm.

✅ Place the magnetic stripe close to the side of the door indicator light for correct positioning.

✅ Use it in spaces with humidity below 90%.

Compatible entry-point sensor for alarm setup

Use this wireless sensor to add basic opening detection where you need it most. It works with selected alarm systems and is suited to everyday entry-point monitoring.

The 433MHz signal supports alarm system use with an approximate 100m transmit distance in open areas. Power comes from one 12V battery.

Installation position can be planned around your door or cabinet layout for a practical fit. Keep the sensor and magnetic stripe aligned closely for proper operation.

Add entry-point detection to your alarm system today.