What is a COB LED?

COB is the abbreviation of Chip On Board.

They consist of multiple LED chips bonded directly to a substrate to form a single module, the modules can be made into a variety of sizes and shapes.

As the individual LEDs used in a COB are chips and are not traditional LED’s, the chips can be mounted more densely where the highest potential of the LED chips can be obtained.

When powered, it appears more like a light panel than multiple individual LED’s and can include a variety of different colours, such as red or white light output.

COB LEDs have a number of advantages over older LED technologies such as allowing for a much higher packing density of the LED array which results in higher intensity, greater uniformity of light and superior thermal performance for increased life, stability and reliability.

 All of these features of COB LED’s are great for compact flashlights, powered by a small and lightweight lithium-ion battery which can power a COB LED torch for very long periods of time.

 The below Astro Night Astronomy Torches utilise the COB led with red, dual - red and white or white light outputs.

  • AX Micro (white light output)
  • NML-C   (Red and white light output)
  • BG-58    (Red and white light output)
  • GAC-X   (Red and white light output)
  • Pi-6        (Red light output)
  • V354-C  (Red and white light output)

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