Legrand UT Ultrasonic Ceiling Occupancy Sensor — Indoor & 2000 sq ft Coverage

The Legrand UT3553 is an ultrasonic ceiling occupancy sensor designed for commercial applications. This sensor, finished in an indoor color, features a low-profile design and provides 360-degree coverage up to 2000 sq ft. It operates at 100-347VAC and does not require a neutral wire, making it versatile for various installation scenarios.

Key Features

• Voltage Range: Compatible with 100-347VAC, 50/60 Hz.
• Coverage: Offers 360-degree detection for areas up to 2000 sq ft.
• Sensor Technology: Utilizes ultrasonic technology for precise occupancy detection.
• Installation: Features terminal wiring for easy setup.
• Design: Low-profile and architecturally appealing.
• LED Indicator: Includes an LED light for status indication.
• Walk-through Mode: Increases energy savings potential.
• RoHS Conformant: Environmentally friendly design.
• Certifications: DesignLights Consortium Qualified System.
• Warranty: Backed by a 5-year warranty.

Construction & Interface

The sensor's low-profile design ensures it blends seamlessly into any ceiling. It includes an LED indicator for easy status monitoring. Note that the wallplate is sold separately.

Sensor, Smart & Timer Capabilities

The UT3553 features advanced ultrasonic technology for occupancy detection, ensuring efficient lighting control in commercial spaces. Its walk-through mode further enhances energy savings.

Wiring & Installation

This sensor does not require a neutral wire, simplifying installation. It supports terminal wiring for quick setup and is suitable for both single-phase and multi-phase applications.