[lcvw]

No because when the electricity is used it creates heat.

[BatFastard]

Heat is just a frequency in the spectrum right? What percent of emissions in an LED comes out as infrared?

[mallets]

Uhh, IR isn't heat. Heat isn't part of the EM spectrum. Hot stuff just emits more IR.

For IR in LED bulbs. Don't know, other than inconsequential.