3goa Handheld Spot Welding Board Review – Pros & Cons – 3goa Spot Welder Control Board

The 3goa Handheld Spot Welding Board is a remarkably versatile and powerful tool, serving as the heart of any DIY spot welding project. It is akin to a master conductor, orchestrating a symphony of power and precision to seamlessly fuse metal components. With its six-gear adjustable control, this board provides an unparalleled level of customization, allowing you to fine-tune the welding process for different materials and thicknesses. Consequently, whether you’re working with delicate nickel strips or more robust battery tabs, you can achieve a perfect, clean weld every time. Moreover, its wide current range of 100-900A ensures it can handle a broad spectrum of tasks, from small-scale repairs to assembling large battery packs. Therefore, this 3goa Handheld Spot Welding Board is not just a circuit board; it is a gateway to a world of creative possibilities, empowering hobbyists and professionals alike to build and repair with confidence and skill.

Furthermore, the portable and mini design of this control board kit makes it an ideal companion for on-the-go projects, and it’s as light as a feather, yet as strong as an ox. Its compact size belies its immense power, enabling you to transform a simple battery into a formidable energy source. Likewise, its DIY nature encourages exploration and learning, and it arrives as a blank canvas, awaiting your artistic touch. In fact, assembling the kit is an educational journey in itself, teaching you the fundamental principles of electronics and welding. As a result, you will gain a deeper understanding of how each component works in harmony to achieve a flawless weld. Ultimately, this 3goa Handheld Spot Welding Board is a testament to the fact that great things often come in small packages.

In conclusion, this spot welder PCB circuit board is an essential piece of equipment for anyone serious about battery assembly or repair. It acts as the brain of your spot welder, and it commands the current with unerring accuracy. Initially, you may be intimidated by its technical specifications, but once you begin to use it, you’ll discover its intuitive nature and ease of operation. Subsequently, you’ll find yourself effortlessly tackling projects that once seemed impossible. So, while other tools may simply get the job done, this 3goa Handheld Spot Welding Board elevates your craft, transforming mundane tasks into works of precision engineering. It is a tool that not only performs a function but also inspires innovation.

FEATURES:
– 6 gear adjustable power
– Supports 100-900A current
– Control board kit for DIY
– Portable, handheld design
– Can weld 18650 batteries
– Can weld 26650 batteries
– Miniature size
– PCB circuit board
– For lithium batteries
– Spot welding machine

The 3goa Spot Welder Control Board is a portable, miniature, and handheld DIY kit for spot welding. It features a 6-gear adjustable power setting, allowing it to support welding currents from 100-900A. This PCB circuit board is specifically designed for spot welding lithium batteries, including common sizes like 18650 and 26650. The kit’s design emphasizes convenience and portability, making it a great option for small-scale projects.

PROS:
– Consistent welds
– Welds on a variety of materials
– Handles everything tried
– Fantastic little device
– Works great
– Good value spot welder
– Very serviceable
– Works fantastic
– Works just as you’d want
– Consistently welds well
– Consistent welds

CONS:
– Manual is trash
– Dangerous- caught fire
– Cables start to heat up
– Delay could be a little longer
– No case is included
– Instructions are unintelligible

The 3goa Spot Welder Control Board is a highly-rated, serviceable, and portable mini handheld welder that consistently produces good quality welds on various materials, including 18650 and 26650 lithium batteries. Users praise its performance, versatility, and value, describing it as a “fantastic little device” that “works just as you’d want.” However, potential buyers should be aware of a few significant drawbacks, including a dangerous potential to catch fire and cables that can overheat, along with unintelligible and poorly written instructions. Some users also noted that a case is not included and wished for a slightly longer delay setting. Read more…

Kit Contents for a Lithium Battery Welder

Kit Contents for a Lithium Battery Welder

This image shows the various components included in a 3goa Adjustable Lithium Battery Welder kit. The kit contains an intelligent motherboard, which is the main circuit board. It also has two spot welding pens with a 38cm cable. Two connecting wires are included to link the power source. Other accessories are four sets of screws, two heat shrinkable sleeves, and a 2-meter long nickel sheet.


A guide to using the 3goa 100-900A Spot Welder Kit for battery welding

A guide to using the 3goa 100-900A Spot Welder Kit for battery welding

This image shows how the 3goa 100-900A Spot Welder Kit works. It demonstrates the process of welding nickel sheets to lithium batteries. The spot welder can handle nickel sheets that are 0.1 to 0.3 mm thick. The images show single batteries and multiple batteries being joined together. The kit helps you connect batteries efficiently and securely. This saves time and effort during assembly.


3goa Spot Welder Control Board Connection Diagram

3goa Spot Welder Control Board Connection Diagram

This image shows how to connect the 3goa Spot Welder Control Board. It displays the connections between the control board and a power source, like a battery. The anode and cathode of the board are connected to the positive and negative terminals of the battery. The image also shows the connection points for the black and red welding pens. The red welding pen connects to the positive side of the battery. The diagram is a visual guide for the product’s setup.


Circuit Board with Explanations

Circuit Board with Explanations

This image shows a circuit board with various features labeled to explain its function. The text describes the board’s key attributes, including intelligent control, a built-in warning protection mechanism, and an excellent solder joint. It also mentions different “gears” for power and capacity, along with warnings for low and excessive power. The circuit board is a component of an unknown product.


Compact Spot Welding Board

Compact Spot Welding Board

This image shows a green circuit board. It is a handheld spot welding board. The product name is 3goa JQ-DHJ02B. It has two thick cables. The cables are black and red. The board has a row of small indicator lights. The board also has several electronic components. There are some Chinese characters on the board. A numeric date code is visible: 210413. This date code is likely April 13, 2021.



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Best 3goa Handheld Spot Welding Board Deals

Focket Spot Welder PCB Circuit Board, 99 Gears Adjustable 12V DIY Battery Storage Spot Welder Set Spot Welding Machine, Portable Mini Handheld Welder for 32650 Lithium

Image of Focket Spot Welder PCB Circuit Board, 99 Gears Adjustable 12V DIY Battery Storage Spot Welder Set Spot Welding Machine, Portable Mini Handheld Welder for 32650 Lithium

Product Highlights

  • ✅ High Power: The spot welder board outputs in high power, which is 99 gears adjustable, 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 32650.
  • ✅ 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.
  • ✅ 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.

Joyzan Spot Welder, Portable Transistor Mini Control Board Welding Tools

Image of Joyzan Spot Welder, Portable Transistor Mini Control Board Welding Tools

Product Highlights

  • ✅ LCD Screen Display: The power input line spot welder features an intuitive LCD screen display, transistor mini spot welder, providing clear and real time feedback on welding parameters and settings; DIY spot welding tool, this visual interface enhances user control and precision during welding operations
  • ✅ Easy to Use: Designed for operation, handheld welding pen kit, the spot welder for 12v car battery offers simple controls and clear instructions, DIY spot welder kit with LCD screen, ensuring ease of use for both beginners and experienced users; Its intuitive interface and ergonomic design promote a hassle welding experience
  • ✅ Automatic Welding: With automatic welding functionality, LCD screen spot welder equipment for workers, this spot welder streamlines the welding process, allowing for efficient and consistent welds with minimal manual intervention; This automation simplifies the welding task, mini spot welding machine automatic control, saving time and effort for users
  • ✅ Convenient for Replacement: The transistor lithium battery spot welder is designed for easy replacement of components, facilitating maintenance and ensuring uninterrupted welding performance; Handheld spot welding machine with lcd screen diy, this convenient feature reduces downtime and enhances the longevity of the welding tool

Hosyond 8000W Handheld Battery Spot Welder, Portable DIY Welding Machine, High-Power Spot Welder with Nickel Strip for 18650 Lithium Batteries

Image of Hosyond 8000W Handheld Battery Spot Welder, Portable DIY Welding Machine, High-Power Spot Welder with Nickel Strip for 18650 Lithium Batteries

Product Highlights

  • ✅ 🔥 Powerful 8000W Spot Welding for Superior Performance Experience exceptional welding efficiency with this high-power 8000W spot welder! Equipped with pure copper welding needles, it ensures strong, smooth, and precise welds, perfect for battery packs, nickel strips, and other DIY projects. The detachable design allows for easy replacement, extending the machine’s lifespan.
  • ✅ 🔋 Built-in High-Capacity Lithium Battery – Weld Anywhere! No need for external power sources! Our spot welder features a high-rate lithium battery, enabling you to weld on the go. Whether you’re in the workshop, garage, or outdoors, enjoy unmatched portability and convenience.
  • ✅ 📟 Smart Digital Display – Real-Time Power Monitoring Stay in control with the high-definition digital screen, which accurately displays battery levels. No more unexpected power shortages—always know your remaining charge at a glance, ensuring a seamless welding experience.
  • ✅ ⚡ Adjustable Output Current & Dual Welding Modes Tailor your welding power with the 1-9 level adjustment knob, allowing precise control over the output current to suit different materials and thicknesses. Choose between manual or automatic welding modes for ultimate flexibility—whether you prefer precision control or hands-free operation, this welder adapts to your needs.

Hosyond Handheld Battery Spot Welder, Automatic and Manual Modes Battery Welder for 18650 Battery

Image of Hosyond Handheld Battery Spot Welder, Automatic and Manual Modes Battery Welder for 18650 Battery

Product Highlights

  • ✅ NO Spot Welding Pen------No need for a spot welding pen when going out or at home, handheld spot welder that does not require additional spot welding pens, carry it with you and it's convenient to go anywhere. It combines the built-in power supply and welding pen into one, making it easy to weld without the need for an external welding pen.
  • ✅ Widely Used - Suitable for cylindrical batteries such as 18650/26650/36650, mobile phone batteries, and electronic devices that require batteries. Spot welder can be used for electronic devices that have been damaged due to battery damage, replacing the battery and resuming use (similar to handheld electric drills), saving money and protecting the environment.
  • ✅ Easy to Use - ONLY 2 buttons, our spot welder the buttons are labeled,easy to use. The battery spot welder does not need to leave our palm. Press and hold the power switch button on the side for 2 seconds with your middle finger, press the gear adjustment button on the top with your index finger once, and press and hold for 2 seconds to adjust the automatic or manual mode.
  • ✅ Multiple Protection Measures - It is a mini handheld spot welding machine, but it has high-quality polymer cells, overcharge protection, temperature protection, short circuit protection, abnormal battery temperature alarm and off spot welding function, and low cell voltage alarm. Ultra low power consumption, longer standby time.

EUBUY Digital Power Spot Welder Control Board Kit Adjustable 99 Gears

Image of EUBUY Digital Power Spot Welder Control Board Kit Adjustable 99 Gears

Product Highlights

  • ✅ ♞ Adjustable 99 gears: The spot welder control board supports 99 adjustable output power gears, making it easy to adjust according to the spot welding material. Real time gear display on 3-digit digital tubes.
  • ✅ ♞ The welding points are accurate and beautiful, supporting the welding of 0.1-0.2mm nickel sheets, iron plate, and stainless steel plate.
  • ✅ ♞ The spot welder control board adopts 8 MOS transistors, and the maximum current can reach 2400A. Extreme temperature: 175 ° C. Breakdown voltage: 40V. Conduction internal resistance: 0.53 milliohms/min. Single load current: 300A MAX.
  • ✅ ♞ 2 Welding pen: Aluminum oxide copper spot welding needle, ensuring high current capacity and durability, greatly improving spot welding efficiency.

SEESII 10KW Battery Spot Welder: Cordless Spot Welding Equipment, Color LCD Display, 25 Adjustable Gears, Auto/Foot Pedal Control, for Battery Packs DIY & Repair

Image of SEESII 10KW Battery Spot Welder: Cordless Spot Welding Equipment, Color LCD Display, 25 Adjustable Gears, Auto/Foot Pedal Control, for Battery Packs DIY & Repair

Product Highlights

  • ✅ 【Upgraded Battery Spot Welder】Delivers a peak output power of 10KW; It enables solid welding for nickel-plated sheets under 0.3mm and pure nickel sheets under 0.15mm in thickness
  • ✅ 【10000mAh Rechargeable Battery】Built-in ultra-large capacity battery; According to official test data, it can support more than 300 welding times when fully charged and set to gear 25 (Note: For optimal performance, fully charge it to 100% before first use)
  • ✅ 【Multi-Scene Application】Perfect for battery assembly, maintenance and DIY projects; Great for DIY and repair of power tool, electric vehicle and drone battery packs, as well as thin metal welding (Note: Aluminum and copper are not recommended due to high welding difficulty)
  • ✅ 【Clear Parameter Display】Color screen displays real-time voltage and other parameters for easier operation (Note: Welding quality is closely tied to the voltage level; Higher voltage brings better welding performance and firmer welds; Please charge when below 7.3V)

Spot Welder Control Board, High Output Battery Spot Welder, Battery Welder PCB Circuit Board 6 Gear Adjustable, Spot Welder for Lithium Batteries, Control Board Kit Spot Welder 100-900A (‎02B-DLB)

Image of Spot Welder Control Board, High Output Battery Spot Welder, Battery Welder PCB Circuit Board 6 Gear Adjustable, Spot Welder for Lithium Batteries, Control Board Kit Spot Welder 100-900A (‎02B-DLB)

Product Highlights

  • ✅ Safe to use: The spot welding board requires a self-contained power supply. You can use your own bike battery or other batteries to connect to our circuit board. The battery spot welding machine has a powerful output power, with 6 adjustable gears, and can weld materials of 0.02mm or even 0.03mm. Welding is more accurate, and thousands of points can be continuously welded onto nickel plates.
  • ✅ Widely used: Spot welding plates can be used for spot welding of lithium cylindrical batteries and nickel hydrogen batteries such as 14650, 17490, 18650, 21700, 26650, and 32650. You can also repair electronic devices with batteries, such as handheld drills, electric toy cars, electric toothbrushes, electric facial washers, and so on, saving you a lot of expenses.
  • ✅ Power selection: Spot Welding Machine Lithium Battery Control Board needs its own power supply, supporting 6.5V-16V power supply, battery discharge current <900A, short circuit current <1800A, beyond the above range may damage the control board.
  • ✅ Safe use: After connecting to the power supply, it will intelligently match and determine whether the power supply can work to prevent damage to the circuit board. The operation is simple. There is a multiplier and battery capacity to choose from. It can be determined whether the battery is low-power or high-power.

High Power Spot Welder Board, 99 Gears Adjustable, Welding Lithium and Batteries with Accurate Welded Spot - Circuit Board 12V

Image of High Power Spot Welder Board, 99 Gears Adjustable, Welding Lithium and Batteries with Accurate Welded Spot - Circuit Board 12V

Product Highlights

  • ✅ [HIGH POWER]: The spot welder board outputs in high power with 99 gears adjustable, providing more accurate welding results. It can continuously weld thousands of points on plate.
  • ✅ [APPLICABLE FOR]: This spot welder board is suitable for spot welding of lithium cylindrical batteries and hydrogen batteries such as 14650 17490 32650.
  • ✅ [WIDE PURPOSE]: This welding board supports welding 0.05mm to 0.3mm sheet, iron sheet, and stainless steel sheet, leaving accurate and beautiful welds.
  • ✅ [LARGE CURRENT]: Equipped with 5 pcs MOS tubes and 2 brass bars, this spot welder board can handle a maximum current of up to 2390A, substantially increasing its over current capacity.

Battery Spot Welder Kit, 7500mA-h 80 Adjustable Power Levels Mini Spot Welding Machine with LCD Color Screen

Image of Battery Spot Welder Kit, 7500mA-h 80 Adjustable Power Levels Mini Spot Welding Machine with LCD Color Screen

Product Highlights

  • ✅ Enhanced Performance: Built with an upgraded 7500mA-h rechargeable battery, this mini spot welder features a power bank design and Type-C fast charging, reaching full charge within 3-5 hours. It can execute thousands of welds on a single charge and effectively welds 0.1-0.15mm nickel sheets (Note: Cannot weld nickel strips with thickness greater than or equal to 0.2mm thick).
  • ✅ Adjustable Precision: The spot welder Offers a wide range of 80 adjustable power levels, allowing users to fine-tune welding settings from 1-8 and 1.1-5.4-8.0 for different materials and thicknesses. Ideal for both beginners and professionals, If you are a novice, we recommend setting the delayed auto weld time to (1-5 seconds)
  • ✅ Clear LCD Display: Battery Spot Welder Equipped with a colorful LCD screen that provides real-time information on battery status, delay time, temperature, and gear level, ensuring you remain informed and can adjust settings easily during your welding projects.
  • ✅ Safety and Convenience: Integrated with an advanced chip for adaptive control and temperature monitoring, the DJYIYEW spot welder automatically shuts off when temperatures exceed 60°C/140°F to ensure user and equipment safety. Its compact design enhances portability, making it an excellent tool for various applications.

Hoteche Portable Spot Welder Single Phase Spot Welding Machine with Durable Components

Image of Hoteche Portable Spot Welder Single Phase Spot Welding Machine with Durable Components

Product Highlights

  • ✅ 【High-Powered Performance】The Hoteche Portable Spot Welder features a powerful 8KW input capacity and 2.5V no-load voltage, providing excellent spot welding for a variety of materials. Perfect for DIY projects and professional welding needs
  • ✅ 【Efficient Spot Welding Capacity】Capable of welding materials with a thickness of 1.2mm+1.2mm, this spot welding machine is ideal for sheet metal welding and automotive repair, delivering clean and strong welds with minimal effort
  • ✅ 【Compact and Portable Design】Designed for maximum convenience, this portable spot welder comes with an American plug and 110-120V rated input voltage, making it easy to use anywhere in your workshop or on-the-go, without compromising on performance
  • ✅ 【Consistent Performance】With a 50% duty cycle, the Hoteche Portable Spot Welder ensures efficient operation for long periods, perfect for tackling larger projects or repeated spot welds without overheating
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