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The Wattstopper WS-301-LA is a Passive Infrared (PIR) wall switch occupancy sensor that operates at 120/277 VAC. This unit detects occupancy and adjusts lighting or fan loads accordingly. It replaces standard wall switches and fits under a typical decorator wall plate.
This sensor is designed for convenient automation of lighting and fan control in residential and commercial settings. It helps to save energy by ensuring that lights are only on when necessary.
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