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Ultrasonic Ceiling Occupancy Sensor, 24VDC, 500 sq ft

UT-300-1 Wattstopper
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Wattstopper’s UT-300 Ultrasonic Ceiling Sensors automatically turn lighting on and off based on occupancy. The sensors mount on the ceiling with a flat, unobtrusive appearance and provides 360° coverage.
Contact Rating 1 A @ 30 VDC/VAC
  • 1 A @ 30 VDC/VAC


  • Architecturally appealing low-profile appearance
  • Ultrasonic diffusers give more comprehensive coverage
  • Accepts low-voltage switch input for manual-on operation
  • Plug terminal wiring for quick and easy installation
  • Walk-through mode increases savings potential
  • Automatic or manual-on operation when used with a BZ-150 Power Pack


General Info
Product Line Wattstopper
UPC Number 754182915149
Country Of Origin China
Additional Information
Product Environmental Profile Yes



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Questions & Answers

I'm trying to adjust the sensitivity and time of my watt stopper UT-300 but NO LUCK!  In the Dip switchTime delay there are 1 - 2- 3 switches in various categories.  I want to set a 30 second delay.  Do I adjust 1, 2, or 3?  I am totally confused!  Is the

Asked by: James Mc Gann
Hi James, The time delay is set using the first 3 dip switches. For a 30 second delay 1 and 2 off(down) and switch 3 on(up).
Answered by: Tier 1 Tech Support
Date published: 2022-12-12
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