Demand for lighting equipment, as measured by NEMA’s Lighting Systems Shipments Index, increased by 1.4% year-over-year (y/y) during 2015Q1.
However, the quarter-to-quarter change was in negative territory, with a decline of 3.6%.
Emergency lighting and luminaires gained ground on a year-over-year basis while the ballast and lamp–large and miniature–components tempered these gains with (y/y) declines.
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