QB1/PSR pressure control assembly is providing pressure to a reflow oven used for soldering of surface mount electronic components to PCBs.
Test Run of DIY PCB Reflow Oven Made of Two Toaster Ovens and Controleo3 Kit
eFlow - The Wifi Reflow Oven Controller - Casler
The result is a high quality, tight fitting case that looks very good. We are thrilled with this enclosure. Support for SD card logging will be added
Controleo3 Reflow Oven Controller build kit (open-source)
Design Your Own Controller for a Solder Reflow Oven - Projects
Reflow Toaster Oven - a Qwiic Hack! - News - SparkFun Electronics
Reflow oven controller
Have your own oven in need of a controller? This kit has what you’ll need to install Controleo3. It includes the controller, enclosure, thermocouple,
Controleo3 Reflow Oven Controller
Versatile Reflow Oven Controller Uses ESP32-S2
VEVOR Reflow Soldering Machine 110-Volt Automatic Reflow Oven T962A 1500 Watt Professional Infrared Heater for PCB panels CTSHLHJT-962ASJK1V1 - The Home Depot
Toast-R-Reflow: Yet Another Toaster Reflow Oven Conversion : 8 Steps - Instructables