37 articles Energy Efficiency

New T8 Fluorescent Lamp Regulations Take Effect January 2018

The Energy Policy Act of 1992 gave the U.S. Department of Energy (DOE) authority to establish energy efficiency rules governing general service fluorescent lighting. In 2012, the DOE standards effectively eliminated most T12 fluorescent lamps and 700 series, low color rendering (CRI below 80) T8 lamps. The DOE rule-making affected the manufacturers initially – distributors…

Efficacy Improvement of LED Recessed Downlight Modules Slows But Benefits Remain

Updated: May 2018.   Recessed downlights are one of the most common light fixtures found in both commercial and residential applications. In individual offices, entry lobbies, reception areas, hallways, restaurants, retail merchandising, residential kitchens, family rooms and many other spaces, the clean, ceiling integrated look of recessed downlights makes it a fixture of choice. Traditionally,…

2017 Test Results: LED High / Low Bay Fixtures Match or Exceed HID / Fluorescent Photometrics

LED High / Low Bay Fixtures

Warehouses, big box retail and industrial facilities generally utilize high and low bay fixtures for general ambient illumination. The light sources for these fixtures traditionally have been high wattage metal halide and high output linear fluorescent lamps. While these light sources can have a high rated life – up to 40,000 hours, they also require…

LED Downlight Options for Small Commercial & Residential Applications

The number of recessed downlights in small commercial and residential environments often exceeds all other types of light fixtures in the building. Tucked neatly inside the ceiling, these fixtures manage to be both an unobtrusive and an effective source of illumination for many types of spaces. The traditional light source for these downlights has been…

LED Linear T8 Retrofits: Sorting Through The Options

man examining wiring in fluorescent fixture

One look at the LED T8 retrofit lamp and installation options can quickly make you want to run for cover – or give up and live with fluorescent. The later approach, while not as forward-looking as LED, makes some sense especially if you are comparing the 30,000 to 40,000 hour T8 fluorescent lamps now available…

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