HOW TO - Build a solder paste fridge
Jeff Keyzer recently started doing surface-mounted soldering and wanted a way to keep the solder paste fresh (which needs to remain between 32-50°F). So he took an old Peltier cooler found in the trash and added a PID Controller. The results, a low-cost solder paste fridge for the shop.
PID Controlled Solder Paste Fridge
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Original post by Gareth Branwyn