The Best 12V Spot Welder of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 12V Spot Welder of 2023. Check our ranking below.

2,933 Reviews Scanned

SaleRank No. #1

Havcybin Welding Machine Pen DIY Portable12V Battery Storage Spot Welder Pen PCB Circuit Board Welding Current for 18650/26650

It is recommended to install the product by the people who have basic electrical knowledge and hands-on ability.
For power input, users need to supply 12V battery power, welding current is about 90A~150A.
Portable DIY 12V Battery Energy Storage Spot Welder Machine for electronic enthusiasts.
System voltage: 12V-14.6V (capacity X rate = must be greater than 150A).
High-Quality. Portable,stable, reliable and durable.

Rank No. #2

Spot Welder Board Digital Display Spot Welder Board Digital Display 99 Gears Adjustable High Power Output Spot Welding Machine Circuit Board 12V

High Power: The spot welder board outputs in high power, which is 99 gears , more accurate for welding, thousands of points can be continuously welded on plate.
Applicable for: This spot welder board can be used for spot welding of lithium cylindrical batteries and hydrogen batteries such as 14650 17490 18650 21700 26650 32650.
Wide Purpose: The welded spot is accurate and beautiful, this spot welding board supports welding 0.05mm to 0.3mm sheet, iron sheet and stainless steel sheet.
Welding Principle: The welding is based on the principle of using high current and high temperature quick melting and cooling the foil, efficient and effective.
Large Current: Using 5 pcs MOS tubes, the maximum current is up to 2390A, equipped with 2 brass bars, greatly increasing the over current capacity.

SaleRank No. #3

Aideepen Spot Welder PCB Circuit Board DC 12V 90-150A Battery Energy Storage Spot Welder 6 MOS Portable High Power DIY Nickel Welding for 18650/26650/32650 Lithium Battery

The circuit board of this spot welder can be used to weld 18650/26650/32650 lithium batteries.
Advantages: Easy to carry, stable, reliable and durable. Low cost, own car start battery, or high-power battery pack, connect it to use.
Working current: 90-150A (Discharge below 90A, will not work).
Power supply voltage: 12v-15v.It is easy to weld the common 0.1mm~0.15mm nickel plated sheet.
It has 5 levels gear, the spot welding strength is gradually strengthened from the first gear, and the fifth gear is the strongest.Portable DIY 12V Battery Energy Storage Spot Welder Machine for electronic enthusiasts.

Rank No. #4

Spot Welder PCB Circuit Board DIY Kit 12V 90-150A Battery Energy Storage Spot Welder PCB Circuit Board for 18650/26650/32650 Lithium Battery

Use screws to fasten more securely, without worrying about falling parts.
The welding current is about 90A~130A, and it is easy to weld the common 0.1mm~0.12mm nickel plated sheet.
After several generations of product updates, it is now upgraded to automatically trigger welding, freeing the finger of the button.
Complete tools, you can operate it yourself, suitable for DIY enthusiasts
18650/26650/32650 lithium battery( not included) can be welded, portable, stable and reliable

Rank No. #5

TOPINCN Portable Mini Spot Welder Machine with LCD Screen DIY Spot Welding Machine Equipment

Using automatic touch welding mode, while retaining the manual trigger interface, you can choose according to your own use.
With LCD display screen, can display welding parameters. The controller is mainly for welding nickelplated steel strips from 0.1mm to 0.15mm.
The controller is controlled by a single chip microcomputer, and the output pulse is accurate to ensure the welding quality.
The welding pen and the input line are connected by Ushaped coldpressed terminals, which is convenient for disassembly and replacement.
Wide selection of welding power supply: lithium battery power supply or 12V car battery.

Rank No. #6

ZHANGLI DIY Portable Battery Storage Spot Welder Set, Spot Welding Machine 12V Welder Unassembled Battery Storage Solder Circuit Board

More Stable: Using 25V low internal resistance Sanyo high frequency capacitors to make the power supply more stable.
Suggested Battery: 20-45ah battery with good performance and small internal resistance; 3.5-5.5ah 45C 3S aeromodel battery pack; 30-35ah capacity battery pack.
Tip: If the battery is pretty good and the internal resistance is very low, and then there may be large current overload.If you are not sure about your battery, it's better to extend the wire by around 1 meter with 2.5² or 4² wire, then it will reduce the risk of power tube burnt.
Design: The MOS upper and lower bold and tin design makes the internal resistance smaller and the current stronger.
Voltage: It will become an energy storage spot welding machine for welding nickel pieces. Package: 1 pc x circuit board 4 pcs x copper nose 4 pcs x screw 1 pc x buzzer 1 pc x 1 meter nickel sheet 1 pc x capacitance 2 pcs x soldering pen 2 pcs x input wire 2 pcs x heat shrink tube

SaleRank No. #7

Mini Spot Welding Machine Automatic Control 10AWG Multi?wire Portable Transistor 18650 Lithium Battery Spot Welder for Capacitor

¡¾Convenient Disassembly¡¿The soldering pen and the input wire are connected by U?shaped cold?pressed terminals, which is convenient for disassembly and replacement.
¡¾Controller¡¿The controller adopts single chip microcomputer control, accurate output pulse, LCD display screen, can display welding parameters.
¡¾Powering Method¡¿The welding power of this mini spot welder machine can be powered by lithium battery or 12V car battery.
¡¾Automatic and Manual¡¿The controller adopts automatic welding mode, while retaining the manual trigger interface, you can choose according to your own usage.
¡¾Increased Overcurrent¡¿The power board uses 2 ounces of copper, and the soldering pen wire and the input wire use 10AWG multi?wire soft wire to increase the overcurrent capacity.

Rank No. #8

Spot Welder PCB Circuit Board, 12V Battery Spot Welder Set PCB Circuit Board DIY Welding Circuit Board with Automatically Trigger Welding

【Good Performance】The portable battery spot welder set pcb circuit board uses screws to fasten more securely, without worrying about falling parts, easy to use, can improve work efficiency.
【Portable】The spot welder circuit board is a complete tool, you can operate it yourself, suitable for DIY enthusiasts, 18650/26650/32650 lithium battery( not included) can be welded, portable, stable and reliable.
【Easy to Use】After several generations of product updates, the welding circuit board is now upgraded to automatically trigger welding, freeing the finger of the button.
【Application】The welding current of the battery spot welder pcb circuit board is about 90A~130A, and it is easy to weld the common 0.1mm~0.12mm plated sheet.
【Quality Assurance】The spot welder pcb circuit board is manufactured under strict quality control and standard requirements, and has a high safety factor, so it can be used with confidence.

Rank No. #9

Portable Spot Welder, Geevorks DIY Spot Welding Tool 99 Gears for 18650 Battery Various Welding Power Supply / 12V car battery, Automatic/Manual Touch Welding Mode

【Battery Spot Welder】Welding power can be powered by lithium battery or 12V car battery.【NOTE- Do not exceed 50 gears】
【2 Touch Welding Modes】Using automatic touch welding mode, while retaining the manual trigger interface, you can choose according to your own use.
【Pulse Accuracy】The controller is controlled by a single chip microcomputer, and the output pulse is accurate,, LCD display screen, can display welding parameters. Ensure the welding quality.
【Easy to Disassemble】The soldering pen and the input wire are connected by U‑shaped cold‑pressed terminals, which is convenient for disassembly and replacement.
【What You Will Get】You will get 1 x controller,2 x Welding pen , 2 x Power input line (Red and Blue),1 Pair x U-shaped cold-pressed terminal.

SaleRank No. #10

Mekek Spot Welder Control Board, 99 Levels 12V 2400A Spot Welder Kit, Handheld Portable DIY Spot Welding Machine PCB Circuit Board for 18650 Lithium Battery (with housing)

▲▲The high-precision power output design with 99 levels of output power can be adjusted to achieve more accurate welding
▲▲Suitable for continuous welding of nickel plates and thousands of points on nickel plates.
▲▲It has the function of displaying the real-time level position of the 3-digit digital tube.
▲▲3 working modes are designed, which can be switched between normal power mode, enhanced power mode and super power mode.

Rank No. #11

Welding Machine Pen DIY Portable 12V 90-150A Battery Storage Spot Welder Portable High Power DIY Nickel Welding Pen PCB Circuit Board Welding Current for 18650/26650/32650 Lithium Battery

For power input, users need to supply 12V battery power, welding current is about 90A~150A
High-Quality. Portable,stable, reliable and durable
UMLIFE circuit board of this spot welder can be used to weld 18650/26650/32650 lithium batteries
Power supply voltage: 12v-15v.It is easy to weld the common 0.1mm~0.15mm nickel plated sheet.
Green light flashing once (every 3 seconds or so output a low power spots welding pulse); green light flashing twice (every 3 seconds or so output a medium power spots welding pulse); green light flashing three times (every 3 seconds or so output a high power spots welding pulse); the Red light is keep on (4-speed power automatic spots welding, press about 1-second spots welding once)

Rank No. #12

18650 Battery Spot Welding Pen, DC 4-12V Automatic Trigger Welder DIY Spot Welding Pen, Industrial Spot Welding

The spot welding pen is equipped with two concentric ballpoint pens made in Japan as standard equipment, which is effective.
This 18650 Battery Spot Welding Pen is made of thick brass rod, which is suitable for long hours of work and improves work efficiency.
It looks neat and dissipates heat quickly. Suitable for assembling battery packs. The brass rods are cleaned and protected by strong acids to ensure the brightness of the brass rods.
The handle has a double spring that expands and contracts, and each solder pen expands and contracts independently, enabling appropriate force control.
With a typical integrated spot weld pen, the pressure of the two welding needles is not balanced, welding is weakened, sparks are increased, and work efficiency is not reduced.

Rank No. #13

Portable Spot Welder Machine PCB LCD Spot Welder Pen Kit or 12V Car 18650 Lithium Battery Mini Size Lithium Battery Spot Welding Machine Spot Welding Tool Set

MCU Control---The controller adopts single chip microcomputer control, the output pulse is accurate, with good welding quality.
LCD Screen Display---With LCD screen display, the controller can display the welding parameters, the reading is clearer.
Automatic or Manual Control---The controller adopts automatic welding mode, while retaining the manual trigger interface, which can be selected according to your usage.
With 10AWG Input Wire---The soldering pen input wire use 10AWG soft wire, with U shaped cold pressed terminal connection, easy to disassemble and replace.
Stable Welding---Add a 25V 10000uF high frequency low resistance capacitor to the power input terminal for energy compensation and increase welding stability.

Rank No. #14

WSDMAVIS 1 Pcs Portable 7-16V High Rate Lithium Battery Energy Storage PCB Circuit Board DIY 12V Spot Welder PCB Board for Battery

This circuit with 12V battery will become a storage spot welding machine for lithium battery, nickel-chromium battery and other nickel sheet welding.
According to different configurations, the welding thickness can be about 0.1MM-0.15mm. By replacing the thicker wire (10 square), it can barely weld 0.2MM thickness.After all, this device is geared towards electronics enthusiasts, and the frequency of use will not be very high, so it can also use 0.1-0.15 solder 2 to replace thicker nickel pieces.
The keys can switch modes, each mode corresponds to different welding time, LED corresponds to red / green / blue / white / yellow / pink / purple, 7 modes, the shortest red time and the largest purple welding time. Long press to set the waiting time. The default is 3 seconds and the maximum can be set to 10 seconds.
Supply Voltage: 12V-16.8V (capacity X rate = must be greater than 150A).Current Requirements: 150A or more instantaneous output (such as car starter power supply, 3S RC high-power battery pack, 20A lead-acid battery with good performance above 20A).
Note:18650 battery cannot be used as power supply.Support Farad capacitor, Aircraft model high rate battery.

Rank No. #15

Spot Welder,Portable Transistor Mini Spot Welder,LCD Screen Parameter Display,Spot Welding Strip and Lithium Battery, DIY Spot Welder Kit

The controller is mainly for welding 0.1mm to 0.15mm ‑plated steel strip, and the power input adds a 25V10000uF high‑frequency low‑resistance capacitor for energy compensation to increase stability.
Five 300A MOS tubes are driven by imported special chips, and the MOS tubes can be used as fast as 20nS, which can switch quickly to prevent tube explosion.
The controller adopts single chip microcomputer control, accurate output pulse, LCD display screen, can display welding parameters.
The power board uses 2 ounces of copper, and the soldering pen wire and the input wire use 10AWG multi‑wire soft wire to increase the overcurrent capacity.
The controller adopts automatic welding mode, while retaining the manual trigger interface, you can choose according to your own usage.

Rank No. #16

KKnoon DIY Spot-Welders Pen Portable 12 V Battery Storage Spot-Welding Printed Circuit Board Welding Equipment

Rank No. #17

18650 Battery Spot Welding Pen, DC 4-12V Automatic Trigger Weld Machine DIY Spot Welder Pen, Accessories for Industrial Spot Welding Machine

High quality and durable The spot welder pen comes standard with a pair of Japanese concentric ball-point needles which is effective.: Brief introduction of 18650 battery spot welding pen This 18650 battery spot welding pen suitable for long-term work improve work efficiency made of thick brass bar.: Spot welder for batteries The appearance is clean and the heat dissipation is fast. It is suitable for assembling battery packs. Brass bars are cleaned and protected by strong acid to ensure the brightness of the brass bars.: Double springs design The handle has double springs to expand and contract and each soldering pen is independently expandable with moderate force control.

Rank No. #18

Spot Welder Control Board, Spot Welder Time Control Module Digital Display Controller Board (100A)

You can save the last operation, monopulse triggers this module.
Voltage compensation: According to the local voltage change, automatically adjust the compensation output, and displays local voltage and compensation value for about 1 second while triggering.
0-999 welding count function: The number of weldings is clear at a glance. Press and hold the encoder for 3 seconds to clear the count bit.
Time input 0-99 cycle (1 cycle is 20ms), adjustable welding strength 30%-99%.
9-12V AC power input, need to use AC transformer.

Rank No. #19

Industrial Spot Welding Pen, DC 4-12V Portable Spot Welder, 18650 Blue Spot Welding Pen for Batteries, ABS Brass, Welding Equipment Accessories

[Easy to Use]: The handle has double springs for expanding and contracting, and each solder pin is independently expandable, with moderate force control.
[Effect]: The appearance is clean and the heat dissipation is quick. It is suitable for assembling battery packs.
[High Quality]: Spot welding pin made of thick brass rod. Brass rods are cleaned and protected with strong acid to keep the brass rods shiny.
[Convenient]: This 18650 cordless spot welding pen, suitable for long-term work, improves work efficiency.
[Heavy Duty]: The spot welding pen comes with a pair of Japanese concentric ballpoint pen needles as standard, which is effective. It does not happen that the usual one-piece spot welding pin cannot achieve the pressure equalization of the two welding needles, resulting in weak weld, large sparks and poor work efficiency.

Rank No. #20

Spot Welder Module 9-12VAC 100A Time Control Welding Module Digital LCD Spot Welder Double Pulse Encoder

Time control welding module input voltage is 9-12VAC,time input is 0-99 cycles,storage parameters is 5 groups and the welding strength is 30%-99% adjustable.
Time control welding module is mainly used for welding single cell or battery pack nickel plate, such as 18650 lithium battery nickel plated 0.15 and 0.2mm steel plate, 500W transformer can be directly welded.
The package includes time control welding module,LED screen,nut and gasket,the main board and the display operation panel are separated, and the shell can be flexibly assembled.
Single encoder parameter adjustment can make the operation simple and fast,12864 visual display of multiple sets of data, intuitive operation and convenient operation.
The manufacturing of the spot weld controller follows strict product quality control standards, with stable performance and compatible with 40A-100A bidirectional silicon controlled rectifier (SCR).You can use it for a long time with confidence.

Last update on 2023-08-01 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best 12V Spot Welder?

Do you get stressed out thinking about shopping for a great 12V Spot Welder? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching 12V Spot Welder, which is why we have assembled a comprehensive list of the greatest 12V Spot Welder available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 12V Spot Welder that you consider buying. Your questions might include the following:

Is it worth buying an 12V Spot Welder?
What benefits are there with buying an 12V Spot Welder?
What factors deserve consideration when shopping for an effective 12V Spot Welder?
Why is it crucial to invest in any 12V Spot Welder, much less the best one?
Which 12V Spot Welder are good in the current market?
Where can you find information like this about 12V Spot Welder?

We’re convinced that you likely have far more questions than just these regarding 12V Spot Welder, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for 12V Spot Welder, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 12V Spot Welder. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 12V Spot Welder buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 12V Spot Welder currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of 12V Spot Welder has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an 12V Spot Welder?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your 12V Spot Welder.
Customer Ratings: Number ratings grade 12V Spot Welder objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 12V Spot Welder.
Product Quality: You don’t always get what you pay for with an 12V Spot Welder, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 12V Spot Welder is should be an indication of how long it will work out for you.

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The Best 12V Spot Welder of 2023 – Reviewed and Top Rated

How Do You Buy The Best 12V Spot Welder?

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