Does power cable size matter for running LEDs?

In this video we'll take a look if different cables sizes really matter for running LEDs. Do you really need 12AWG or 3.3mm2 or is 20AWG fine too? What problems does this cause and will it immediately result in a fire? Jump links 0:26 - Wires and equipment used for testing 2:26 - Skipped 8AWG and 10AWG 5:08 - Preparing 12AWG cable! 7:39 - 12AWG CCA test 9:14 - 1x 12AWG 40Amps test 11:46 - 2x 12AWG 40Amps test 15:16 - 2x 16AWG 40Amps test 16:58 - Measure your own setups! 17:50 - 1x 16AWG 40Amps test 19:53 - 1x 20AWG 40Amps test 22:56 - uhoh, cable smoking a little bit! 24:13 - 1x short 24AWG tes.... 25:10 - yeah euh, SMOKE! 26:10 - Power injection stream to learn 26:41 - End conclusions 📝 Discord 📝 If you still have any questions, let me know in the comments or join the Intermittent Technology Discord server here: https://discord.gg/WdbAauG ░▒▓[Shopping links]▓▒░ (All links can be affiliate links which can potentially earn me a little kickback!) ✨ Generic affiliate link (bookmark!) 👉 https://s.click.aliexpress.com/e/_9jGrHQ 🌟 Various sizes silicone wires used 👉 https://s.click.aliexpress.com/e/_AEhbrE 🌟 Fork terminals for various size cables 👉 https://s.click.aliexpress.com/e/_9xawN0 🌟 5v sk6812 RGBW 2m 144LEDs/m IP30 LED strip 👉 https://s.click.aliexpress.com/e/_AOWYum 🌟 MeanWell UHP-500-5 80Amps 5v power supply 👉 https://s.click.aliexpress.com/e/_995oyO 🌟 Clear Heat Shrink for LED strip 👉 https://s.click.aliexpress.com/e/_AtkkAI 🌟 Aluminium profile bars 👉 https://s.click.aliexpress.com/e/_A2oCkC 🌟 Flir on phone thermal camera 👉 https://geni.us/OGYD 🌟 Other tools and equipment used 👉 https://quinled.info/2018/10/01/tools-and-equipment/ ░▒▓[Associated blog post & Mentioned in the video]▓▒░ Original Full Length Livestream: https://youtu.be/0ij2Ax-hKE8 Voltage drop calculator: https://www.rapidtables.com/calc/wire/voltage-drop-calculator.html AWG to mm2 converter: https://www.rapidtables.com/calc/wire/awg-to-mm.html LED controller used: https://quinled.info/pre-assembled-quinled-dig-quad/ ░▒▓[Music]▓▒░ Intro&Outro TheFatRat - Xenogenesis (https://youtu.be/IyDvC6NvXBo) During Video all music by Approaching Nirvana (https://www.youtube.com/user/ApproachingNirvana) https://youtu.be/2Ax_EIb1zks (https://youtu.be/2Ax_EIb1zks)