Is there a place in Suvarnabhumi Airport that you can store your luggage for a long lay over, I have 11 hours there and did not want to carry my bags with me the whole time.
TLDR : Answer Summary
Yes, there is luggage storage available at Suvarnabhumi Airport for long layovers. It can be found at the airport rail link area, towards the left after the entrance. Several commenters have confirmed its presence and mentioned using the service multiple times. It's recommended to take a luggage cart from outside when you pick up your bags for convenience.