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The ADI PRO WIRELESS SENSORS PIR WST-400 is a radio-frequency garage tilt sensor operating at 433 MHz, designed to detect the open and closed position of a garage door by monitoring its tilt angle. It transmits a wireless signal to a compatible receiver or security panel whenever the door changes state. The WST-400 is sold as a single unit and is intended for professional installation by licensed security or alarm technicians integrating wireless door and window contact zones into a monitored system.
The WST-400 is suited for residential and light commercial applications where running wired contacts to a garage door is impractical. It fits into wireless security systems that accept 433 MHz zone inputs, providing a clean, low-profile installation on overhead garage doors without the need for surface-mounted wired hardware. Installers typically use this sensor to add a garage door zone to an existing wireless alarm panel or to expand a new system layout.
Designed for use with security panels and receivers that support 433 MHz wireless door and window contact zones. No specific compatible panel model numbers were provided in the product data.
Installation is typically performed by a licensed alarm or low-voltage security technician. Before mounting, confirm the receiving panel or hub is powered down or placed in programming mode per the panel manufacturer instructions. Mount the sensor to the garage door surface in the orientation specified by the installation guide to ensure accurate tilt detection. Follow all applicable local low-voltage and alarm installation codes during system wiring and zone enrollment.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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