SensorWorx SWX-920 Low-Voltage Power Supply 120–277V 18VDC 150mA

Product Overview

The SensorWorx SWX-920 is a low-voltage power supply designed to provide Class 2 power for occupancy sensors and lighting control devices in commercial lighting systems. Operating on 120–277VAC input, the SWX-920 delivers 18VDC output with a 150mA capacity, supporting reliable operation of connected low-voltage control devices across a wide range of commercial applications.

Key Features & Design

• Functionality: Delivers low-voltage power to lighting control networks and sensor circuits, enabling consistent operation of controls and sensing devices.
• Installation context: Designed for commercial lighting control installations requiring low-voltage sensor power distribution. Compatible with occupancy sensors, daylight sensors, and low-voltage control devices in offices, classrooms, retail spaces, and similar environments.
• Notable specifications: 120/277VAC input with Class 2 18VDC 150mA output; operating temperature range of 32°F to 122°F; 1/2-inch knockout mounting; blue housing; plenum rated (UL 2043); RoHS compliant; compact commercial installation design.
• Contractor-relevant details: Wide voltage compatibility simplifies inventory management across projects, while the compact knockout-mounted housing streamlines installation in commercial electrical enclosures. The 150mA output capacity supports multiple connected low-voltage devices from a single power source.

Performance / Benefits

By supplying a stable, low-voltage power source across a wide input voltage range, the SWX-920 minimizes voltage-related disruptions to lighting controls and sensors. This translates to more reliable sensor readings, fewer control dropouts, and consistent lighting performance in commercial spaces such as offices, classrooms, retail, and common areas. The compact, efficient design helps reduce energy waste and supports steady, long-term operation of control networks.