How I think the M.2 storage could be cooled in the PS5 : r/PS5
Amazon.com: GRAUGEAR PS5 Heatsink SSD Cover Set, M.2 NVMe PS5 SSD Heatsink, Metal Heat Dissipation Cover, Copper Heat Pipe and Aluminum Fin for Playstation 5 SSD NVMe PCIe 4.0 Storage [G-PS5HS03] :
Western Digital WD_BLACK™ SN850 NVMe™ SSD for PS5™ Consoles M.2 2280 2TB PCI-Express 4.0 x4 Internal Solid State Drive (SSD) WDBBKW0020BBK-WRSN Internal SSDs - Newegg.com
Best SSD For PS5: Top Internal Storage Options For PlayStation 5 - GameSpot
Added explosive speed SSD! Western Digital Announces Official "WD_BLACK SN850 NVMe M.2 SSD" for PS5! - funglr Games
PS5-SSD einbauen: So erweitert ihr den Konsolenspeicher mit einer M.2 SSD | NETZWELT
Sony will finally unlock the PS5's SSD slot for everyone tomorrow | Engadget
How to access PS5 M.2 port/slot to install SSD storage - YouTube
3 Must-Know Basics for PS5 Storage Expansion!! Which One Should I Buy, the M2 SSD or the Portable SSD?-TEAMGROUP
Amazon.com: Nextorage Japan 4TB Internal SSD Work with Playstation 5 and PC M.2 2280 PCIe Gen4 NVMe with Heatsink Maximum Transfer Rate Read 7300MB/s Write6900MB/s NEM-PA4TB/N SYM : Electronics