DIY Reflow Oven

Finally, I can easily solder QFN packages on my PCBs :)
https://youtu.be/2SATET4nPhk

Reflow Oven controler with buzzer, four reflow profiles with save and factory reset function.
https://github.com/polihedron/DIY-Reflow-Oven
I designed and 3D printed my own cover for a touch display, also I mounted mcu and other modules on a 3D printed holder.

hole dimension in the oven front panel: 56mm x 168mm
3D printed front panel dimension: 62mm x 186mm


I brought Severin TO-2068, 20L 1500W oven at second hand store.

BOM:

STM32F103C8T6 Development Board with mounting holes
5V 3.3V DC Logic Level Converter Bi-Directional Board Module
Nextion Basic 3,5" 480x320 NX4832T035
MAX6675 Thermocouple Module
Active buzzer with generator
5V power supply module HLK-PM01 3W
SSR-25DA Solid State Relay Module
Rocker Switch SPST, 10A/250VAC, Ø20,2mm
some M3 screws, wires with thermal shielding, connectors
Severin TO-2068 20L 1500W oven


based on awesome Vulcaman's project : htt