Evaluating the Lifetime Behavior of LED Systems The path to a sustainable luminaire business model

Light Emitting Diodes (LEDs) is their long lumen maintenance—their ability to continue producing light output for many years of use, in contrast to most conventional light sources, which force users to go through repeated and frequent failure-andreplacement cycles. The market perception of an LED’s reliability is reinforced by the widespread practice among lighting manufacturers of offering long warranties on their LED luminaires.