NEMA’s shipment indexes for high intensity discharge (HID) lamps continued to decline at the start of 2015. Sodium vapor lamp shipments fell 11.5 percent on a seasonally adjusted basis compared to the same period last year. Shipments of mercury vapor lamps retreated by 18.4 percent year-over-year (y/y). Although the index for metal halide lamps registered a modest year-over-year increase of 1.2 percent, shipments were still below the level during calendar year 2014.
Sodium vapor lamps gave back 2.4 percentage points, decreasing to a share of 30.1 percent, while mercury vapor lamps declined marginally to 3.5 percent. The market share of metal halide lamps increased to a new high level in the series, at 66.5 percent for the quarter.
The National Electrical Manufacturers Association (NEMA) represents 350 electrical and medical imaging manufacturers at the forefront of electrical safety, reliability, resilience, efficiency, and energy security. Our combined industries account for more than 400,000 American jobs and more than 7,000 facilities across the United States. Domestic production exceeds $114 billion per year and exports top $50 billion.