Resources — commercial light sources

Wall lights have traditionally come in metal halide (MH), high pressure sodium (HPS), compact fluorescent (CFL), induction and incandescent. All these and other variants are still in use depending on the need, but as in most lighting categories, wherever possible, LEDs are replacing the older technology. Below we cover the pros and cons of the dominant light sources used in wall packs. 1. LEDs LEDs are hard to beat for their energy efficiency, longer life span, low maintenance and flexibility. They can save over 80% of the energy cost and maintain the majority of their lumen output over a lifespan which...