DIY Spot Welder From Microwave Transformer | HOW TO

✅ Click here to see the upgraded version! 👉    • CHEAP DIY Spot Welder | Compared to $...  

✅ Sequre SQ-SW1 Spot Welder - https://bit.ly/3Fhvhbs (3% OFF with coupon code DONNYTEREK)

Wiring diagram 👉 https://bit.ly/367PU8E

Parts:
100A spot welder controller - https://bit.ly/3IAqqUL / https://geni.us/APMGYH
9V AC transformer - https://bit.ly/48YmwzD / https://geni.us/SLZDG8x
Welding pen - https://bit.ly/3PfW3qv / https://geni.us/4hLZT
Microwave transformer - https://bit.ly/3PinjVc / https://geni.us/Pf43AV2
Cable connector (2 sets 35-50) - https://bit.ly/3wStOaX / https://geni.us/ckxMoSH
Foot pedal switch - https://bit.ly/49PSBLu / https://geni.us/n8aF6t7
35mm² cable (3 meters) - https://bit.ly/3vcCzw7
AC input socket - https://bit.ly/3PinW10 / https://geni.us/iLxkjo
AC cord - https://bit.ly/3wSyKg0 / https://geni.us/AGsA8V
5.5 mm x 2.1mm DC socket - https://bit.ly/3vasPT2 / https://geni.us/Hbs3uD
Brass standoffs - https://bit.ly/3TiLWlQ / https://geni.us/bvNG
Heat shrink tubing (12mm) - https://bit.ly/4c7c9wa / https://geni.us/WZeB
Cable lugs 35-8 - https://bit.ly/48VrxsK / https://geni.us/n3wbX
Enclosure - https://bit.ly/48PGpcd / https://bit.ly/3TiKgsq / https://geni.us/ppu9

Tools:
TS101 soldering iron - https://bit.ly/3HUzrI9 / https://geni.us/owyDm5G
Grinding tool - https://bit.ly/3Te3fEE / https://geni.us/Oc8v3N
Desoldering pump - https://bit.ly/3TuXAvf / https://geni.us/XFMVy7r
Hydraulic crimping tool - https://bit.ly/3wVdnuz / https://geni.us/WmyQL
Wire stripper - https://bit.ly/4dG6Jt2 / https://geni.us/6ep
Cordless drill - https://bit.ly/4bZg5PN / https://geni.us/A5AZi
Drill bit set - https://bit.ly/3S3i6zC / https://geni.us/ktAK1M
Step drill bits - https://bit.ly/3Pe3fU6 / https://geni.us/xYRx7J
Helping hand - https://bit.ly/3B9mIgt / https://geni.us/Yyqyte

Hi everyone! In this video I decided to show you have I made a simple spot welder to save your 18650 batteries from overheating when soldering. It is a highly useful tool for a DIY'er that can be used in many different projects for creating rechargeable batteries and is super simple to make! A full parts and tools list below. You can find the wiring diagram in the 100A Controller page below. Hope you give this project a try✌️

Thanks for watching! See you in the next video!

- Donny