Comparing COB and SMD LED Work Lights: Features and Differences

Jun 07, 2023

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Unilite work lights employ both COB (Chip On Board) and SMD (Surface Mounted Device) LEDs, which are both common LED lighting technologies. Both have benefits in terms of energy effectiveness, toughness, and lifetime, but when examining the Unilite portfolio, there are some significant variations to take into account. Our flashlights, site lights, inspection lights, lanterns, and headlamps all make use of LED technology.

 

The size and layout of COB and SMD LEDs are two key distinctions. Larger COB LEDs are made up of several LED chips that are directly affixed to a substrate. This enables a higher output density of light and a more effective utilisation of available space. SMD LEDs, in comparison, are more compact and are made up of a single LED chip that is attached to a printed circuit board (PCB). While there is less light output density as a result, there is greater design and placement latitude. With COB LEDs in the two main lights and an SMD LED in the top torch, our best-selling IL-925R Folding Inspection Light is ideal for plumbers, electricians, and carpenters.

 

The beam angle and light brightness of COB and SMD LEDs varies significantly from one another. Because COB LEDs often have a broader beam angle, they may produce more even illumination across a bigger area. They are therefore perfect for settings like a workshop, construction site, or garage where a broad and even dispersion of light is sought. For this reason, the brand-new RF-2000 and RF-3300 Flood Lights from us use COB LEDs. You can't go wrong with these if you work in the trades and require adequate site illumination. SMD LEDs, on the other hand, are better suited for task lighting or highlighting certain regions since they have a smaller beam angle and are more directed. This is best demonstrated by our well-known PL-3 Aluminium Inspection Light, which is frequently used by emergency workers, service technicians, and mechanics.


Both COB and SMD LEDs are extremely energy-efficient and have a much longer lifespan than conventional LED technology. However, because they require fewer components and have a greater output density of light, COB LEDs are often somewhat more efficient. The LED may last longer as a result of this. Our amazing SLR-1450 Compact Work Light uses a white COB LED with a 6500k colour temperature.

 

When selecting a work light, durability is another crucial factor to take into account. Both COB and SMD LEDs are renowned for their extended lifespans and resilience to damage. But because of their bigger size and the fact that they include fewer components, COB LEDs are often more resilient and less prone to failure. You can be confident that every one of our work lamps is durable and has passed the most stringent tests before being on sale.


Overall, COB and SMD LEDs are excellent for work lights, and we have done a great deal of engineering to make sure that we utilise the proper type of LED in every light we produce. COB LED technology can be a better option if you want a broad and even dispersion of light across a wide region. SMD LEDs could be the best option if you want more focused lighting that is more directed for a certain activity. Both technologies are effective, resilient, and long-lasting, which are qualities we value at Unilite.
 

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