Solid state relay in a wall box that accepts control signals, provides on/off control as part of a multi-scene or central control system.

Takes 120 Volts (line voltage) to 12 Volts (low voltage) using electronic switching rather than magnetic windings. Require special dimmers.

Recessed fixtures enclosed at the bottom by a lens or diffuser. Produce medium beam spread.

A program of the US Department of Energy and the Environmental Protection Agency. Qualifies lighting equipment and other appliances in terms of energy efficiency.

Federal Energy Policy Act of 1992; regulates lamp efficacy, requires lamp labeling, requires States to adopt energy codes, and calls for luminaire efficacy ratings.

Low voltage lighting system where the lighting elements are supported by uninsulated conductors.

A type of remote source lighting where light is conducted through transparent optical fibers from the source to an end fitting, and from the fitting into the space.