So, the Switch pad is actively cooled (fan)?

[jonathanalis]

Here more evidences:

Emily said so, in september:
-Cooling is still a little noisy
https://arcadegirl64.wordpress.com/2016/09/02/rumor-what-should-we-expect-from-the-final-nx-product/
(she got everything right from switch from what we know, so im believing)