Encelium - Wireless Occupancy Sensors


Wireless Ceiling Mount Passive Infrared (PIR) and Photo Sensors

The Encelium WCMS sensor family is a Wireless, ceiling mount PIR/Photo Sensors that collect occupancy and daylight information from a lighted space and communicate collected data to the Encelium X Lighting Management System over a mesh network based on Zigbee® standards.

These award-winning wireless PIR/photo sensors have been recognized as some of the smallest in the industry. Powered by 2 AA batteries with an extended battery life of 10 years, these sensors are intended to be installed onto a ceiling surface or electrical box.

Three configurations are available: up to 450 sq. ft. range, up to 1,500 sq. ft. range, or a high-bay option that covers up to 2,800 sq. ft. with a mounting height of up to 40 ft. These sensors feature toolless mounting options for easy installation and offer masking options to maximize control flexibility.


  • Simple installation, with tool-less mounting and 360° directional flexibility
  • Reposition sensor with no noticeable substrate marks
  • Setup mapping/remapping and time-out settings and monitor battery life with Polaris software