Check the listing for details. Legrand Wattstopper Elcu-200 Emergency Lighting Control Unit. Condition: New. Listed at 99.99 USD. The Legrand Wattstopper Elcu-200 Emergency Lighting Control Unit is a reliable solution for controlling emergency lighting in your workplace. This unit is designed to detect motion and movement using PIR motion sensors, ensuring that the emergency lighting is turned on only when needed. It is compatible with a variety of industrial automation and motion control applications, making it a versatile addition to your system. With its brand name and quality assurance from Legrand, you can trust that this unit will perform efficiently and reliably. The unit type is a unit, and it is suitable for use in business and industrial settings. If you're looking for a reliable emergency lighting control unit, the Legrand Wattstopper Elcu-200 is an excellent choice.