The OnLogic Helix HX500 Review: A Rugged Fanless 35W mini-PC
 

The emergence of edge computing as a paradigm has expanded the market for industrial PCs over the last few years. Traditionally an 'industrial PC' was built with a focus on reliable operation in a rugged environment - the emphasis on computing performance being secondary to the utility. This has changed recently with the need to process more data at the edge.

https://www.anandtech.com/show/16950...e-goes-fanless