120V or 240V Powered LEDs Circuit 120V or 240V Powered LEDs Circuit. You can activate the LED from 120VAC / 240VAC home electrical installation Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Share on Reddit (Opens in new window) Reddit Share on Tumblr (Opens in new window) Tumblr Share on Pinterest (Opens in new window) Pinterest