12V Mini Spot Welding Machine

Model Number: Relay Spot Welder, Material: metal+PC+ABS, Package size: about 15x10cm/5.91×3.94in, Is Smart Device: NO, Origin: Mainland China, Applicable battery: .

Aliexpress

There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price: Open

Image	Product (link)	Price	Coupons
	12V 6MOS Battery Energy Storage Spot Welding Machine PCB Circuit Board Welding Equipment Spot Welder Pen AC 110-9V Transformer	$2.04	–
	Mini Spot Welder 99 Gears 12V Spot Welding Machine PCB Control Board for 18650 Battery 0.1-0.3mm Nickel Sheet Soldering Equipmen	$3.59	–
	8 Speed Intelligent Mini Portable Spot Welding Machine Control Board DIY 18650 Automatic Lithium Battery Welding 12V Acrylic She	$6.28	–
	1/3/5PCS 8 Speed Intelligent Mini Portable Spot Welding Machine Control Board DIY 18650 Automatic Lithium Battery Welding 12V	$12.23	–
	Spot Welding Machine 12v Portable Handheld DIY Spot Welders Pen Mini 18650 Battery Welder Pen Industrial Trigger Supplies Tools	$12.63	–
	12V Mini Automatic Spot Welding DIY Set for 18650 99 Gears of Power Adjustable Lithium Battery Spot Welder Machine Board Set	$14.82	–
	GX591 99-Speed Spot Welder DIY kit Handheld 12V 100-300A 18650 Battery Mini Welding Machine Control Board 0.1-0.2mm Welding	$15.11	–
	Mini Spot Welder Machine 12V Spot Welder Portable Storage Machine PCB Welding Battery DIY Circuit Board	$16.22	–
	12V-16.8V Relay Spot Welder Kit Adjustable Mini Spot Welding Machine Welder Tools 0.1-0.3mm Nickel For DIY 18650 Battery Pack	$16.30	–
	9 Gears Mini Spots Welding Machine Control Board DC 12V Spot Welder DIY Set for 18650 21700 Battery 0.1-0.3mm Nickel Sheet	$16.37	–
	GX591 12V 99-Speed Digital Spot Welder DIY kit For 18650 Lithium Battery Mini Welding Machine Control Board 0.1-0.2mm Weldable	$16.42	–
	Mini Spot Welder 12V Lithium Battery Energy Storage Spot Welding Machine PCB Circuit Board Portable Soldering Equipment DIY Kit	$17.43	–
	GX591 Portable Mini Handheld Welder with Automatically Trigger Welding 12V Welding Circuit Board 18650 Battery Spot Welding Tool	$17.78	–
	Transistor Mini Spot Welding Machine LCD Display Screen Portable Spot Welder 18650 Lithium Battery Circuit Board 12V Automobile	$17.78	–
	GX591 Portable Mini Handheld Welder with Automatically Trigger Welding 12V Welding Circuit Board 18650 Battery Spot Welding Tool	$18.11	–
	GX591 Portable Mini Handheld Welder Support Welding 0.1mm-0.2mm Nickel Sheet 12V Spot Welder PCB Circuit Board for 18650 Battery	$18.11	–
	99 Gears 12V Spot Welder Kit Digital Power Adjustable Spot Welding Pen Control Board Nickel Sheet For 18650 Lithium Battery	$18.74	–
	12V Relay Spot Welder Kit Adjustable 199 Gear Mini Spot Welding Machine Welder Tools 0.15mm Nickel For DIY Battery Pack	$19.02	–
	Transistor Mini Spot Welding Machine LCD Display Screen Portable Spot Welder 18650 Lithium Battery Circuit Board 12V Automobile	$19.44	–
	Transistor Mini Spot Welding Machine LCD Display Screen Portable Spot Welder 18650 Lithium Battery Circuit Board 12V Automobile	$19.53	–
	Transistor Mini Spot Welding Machine LCD Display Screen Portable Spot Welder 18650 Lithium Battery Circuit Board 12V Automobile	$19.59	–
	8 Speed Intelligent Mini Portable Spot Welding Machine Control Board DIY 18650 Automatic Lithium Battery Welding 12V	$19.60	–
	DC 12V Transistor Mini Spot Welder Machine 18650 Battery Various Welding Power Supply Digital Spot Welding Machine DIY	$20.16	–
	12V Spot Welding Machine Adjustable Mini Spot Welder Welding Control Board Power Relay Moudle Portable Spots Welding Pen Tools	$20.21	–
	A25F-PCB Battery DIY Circuit Board Spot Welder 100-900A Mini 12V Portable Storage Machine Welding	$20.61	–
	Mini Spot Welder Machine 12V Spot Welder Portable Storage Machine PCB Welding Battery DIY Circuit Board	$22.08	–
	12V Spot Welding Machine Adjustable Mini Spot Welder Welding Control Board Power Relay Moudle Portable Spots Welding Pen Tools	$22.33	–
	12V Spot Welder DIY Kit 99 Gears Power Adjustable Mini Spots Welding Machine Control Board for Welding 14650 17490 18650 Battery	$22.76	–
	Farad Capacitor Portable Mini 12V Relay Spot Welding Board Spot Welding Machine Control Board For 18650 Battery	$28.01	–
	AT29-Storage Machine 100-900A Mini Spot Welder 12V PCB Battery DIY Circuit Board Portable Welding	$28.62	–
	DC 12V Portable DIY Transistor Mini Spot Welder Machine 18650 Battery Various Welding Power Supply with Digital Display	$29.79	–
	A98Z PSW100 199 Gear 12V Relay Spot Welder Kit Adjustable Mini Spot Welding Machine For DIY 18650 Battery	$29.95	–
	Top Deals PSW100 199 Gear 12V Relay Spot Welder Kit Adjustable Mini Spot Welding Machine For DIY 18650 Battery	$31.24	–
	T23C PSW100 199 Gear 12V Relay Spot Welder Kit Adjustable Mini Spot Welding Machine For DIY 18650 Battery	$33.40	–
	M11K-Mini Spot Welder Machine Spot Welder 100-900A 12V Intelligent Control Spot Welder Machine PCB Welding Battery DIY Circuit B	$33.48	–
	【Perfect-Gift!】Storage Machine 100-900A Mini Spot Welder 12V PCB Battery DIY Circuit Board Portable Welding	$38.14	–
	【B07R】DIY Circuit Board 12V Storage Machine 100-900A Mini Spot Welder Portable PCB Welding Battery	$39.01	–

Click here to search by yourself. Here are coupons that you can use.

Updated: 28-07-2025

Banggood

Warehouse in China.
Link: 12V Mini Spot Welding Machine
Price: $-3

It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.

Click here to search on Banggood!
Add Banggood link!
Additional Banggood coupons:
1. First page
2. Second page

Price history and price alert

Do you need price history chart (for all/most countries) for 12V Mini Spot Welding Machine? There we go. The lowest price was: $30.26.
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).
Price Alert