What is COB LED - Arrant-Light
![What is COB LED - Arrant-Light](https://i0.wp.com/light.fi/wp-content/uploads/2015/01/COB-front.jpg?ssl=1)
COB LEDs are very popular nowadays in LED lighting business. We talk and write about COBs, and our customers use COBs in their luminaires, but what exactly is COB? First of all, the abbreviation COB comes from words Chip-on-Board. In COB packages many LED chips are usually attached to substrate with non-conductive adhesive. LED chips…
![](https://img.ledsmagazine.com/files/base/ebm/leds/image/2018/08/content_dam_leds_sponsors_o_t_seoul_semiconductor_175x70.png?auto=format,compress&fit=fill&pad=5&fill-color=white&h=250&w=250&q=45)
Chip-on-board (COB) arrays
![](https://light.fi/wp-content/uploads/2022/08/2-1.png)
Light Sources - Arrant-Light
![](http://astronight.com.au/cdn/shop/articles/COB-led-vlog-image.jpg?v=1666936618)
What is a COB LED? – Astro Night
![](https://exhibitorsearch.messefrankfurt.com/images/original/product_pictures/10000016202401/0051574680/1639638087432_CAF1000-160LED-web.jpg)
Light + Building - Exhibitors & Products - Arrant-Light Oy
![](https://i.ebayimg.com/images/g/ceMAAOSw-UpiBNVU/s-l1600.jpg)
LED UFO High Bay Light White 200 Watt Factory Warehouse Shop Commercial 24000LM
![](https://light.fi/wp-content/uploads/2022/09/5.png)
Power supplies - Arrant-Light
![](https://i.ytimg.com/vi/R2Y1PA9mbMk/maxresdefault.jpg)
Murphy 3 watt spotlight / COB light unboxing
The Power Select / Color Select series of LED HID lamps by Keystone Technologies are an excellent choice to provide long lasting, energy efficient LED illumination for your post-top or bollard application. This lamp is both wattage selectable and CCT-selectable, allowing the user to select between 3 different wattage/lumen output levels and 3 different white light color temperatures to find the right light output to suit the application.
![](https://cdn11.bigcommerce.com/s-nijoiix1q3/images/stencil/1280x1280/products/12263/25760/ytxno9zlvffqta5lfupr__21650.1707302738.jpg?c=1)
Keystone KT-LED27PSHID-E26-8CSB-D HID LED Lamp
![](https://www.adj.com/media/catalog/product/cache/917b0029e95d178a879e6b7f6e3a9b4e/l/i/lightning-20cob-20cannon-rt.jpg)
ADJ Lightning COB Cannon LED Light Fixture - Powerful LED White Wash Light
![](https://m.media-amazon.com/images/I/51b+YkI8SnL._AC_UF1000,1000_QL80_.jpg)
INNOVA Glow Light 7-Mode LED/UV Flashlight & Glow Disc Charging Light : Sports & Outdoors
![](https://arrantlight.sometehdas.zoner.dev/wp-content/uploads/2019/12/Photo-22.11.2019-17.26-2.jpg)
Arrant-Light Oy Wishes Merry Christmas and Happy New Year! - Arrant-Light
![](https://ae01.alicdn.com/kf/Sd9d8d6c27c5d416482f090c5e03b7058P/2PCS-W5W-194-T10-Glass-Housing-Cob-LED-Home-Bulb-6000K-Wedge-License-Plate-Lamp-Dome.jpg)
2PCS W5W 194 T10 Glass Housing Cob LED Home Bulb 6000K Wedge License Plate Lamp Dome Light White Diedo Auto Interior Read 12V DC
![](https://i0.wp.com/light.fi/wp-content/uploads/2015/02/inside-cob-drawing.jpg?ssl=1)
What is COB LED - Arrant-Light
![](https://img.ledsmagazine.com/files/base/ebm/leds/image/2023/11/655a6267f74050001f5e6139-snapbritesr46159w120200x150.png?auto=format,compress&fit=fill&fill-color=white&h=278&w=500&q=45)
Chip-on-board (COB) arrays
![](https://img.ledsmagazine.com/files/base/ebm/leds/image/2023/11/655a66338b128d001e10ec2f-bridgeluxveroseriesfamilybbsv1.png?auto=format,compress&fit=fill&fill-color=white&h=278&w=500&q=45)
Chip-on-board (COB) arrays