Raspberry Pi 4 cooling with Pimoroni Fan SHIM, 52Pi ICE Tower Cooler, and Noctua 40mm fan in 3D printed mount. Includes Sysbench CPU stress tests, and comparison of results with passive cooling in my earlier “Raspberry Pi 4 Cooling” video: The Fan SHIM and ICE Tower Cooler featured in this video were supplied by Pimoroni and 52Pi for review, but this is not a sponsored video. The Pimoroni Fan SHIM is on their website here: And the Pirmoroni Pi 4 Pibow Coupe 4 case is on their website here: The 52Pi ICE Tower Cooler is on their website here: The…