9.3 Reviews SQ1 Passive Raspberry Pi 4 Cooler Review by Bret 14/03/2023 by Bret 14/03/2023 9 minutes read Looking for a passive Raspberry Pi 4 cooler? Check out this in-depth review of the Dickson Industries SQ-1 heatsink that keeps your Pi running cool and quiet. Read more 3 FacebookTwitterRedditEmail