Battery Welder

8000W Spot Welder,Handheld Spot Welder,Portable Spot Welder Machine DIY Kit,High Power Handheld Spot Welding Machine,with nickel strip and spot welding pen,for 18650 Battery Pack Welding Tools

$49.99 @ Amazon.com

🚀【8000W Battery Spot Welder】:The upgraded spot welder with Dual Pulse Output,foot pedal welding mode which can easily weld 0.1-0.3mm thick nickel sheets, you can finish the welding work easily and efficiently, the welding spot is nice and elegant. Can be used for spot welding of batteries, hardware, and electronic components.

🔋【1-9 Level Knob Adjustment】:The adjustable spot welder can weld thousands of points continuously on nickel sheet after full charge,the solder pins of the adjustable spot welding machine can be removed and replaced, easy installation and operation.The mini spot welder with 9 Level output power adjustment design, you can adjust the output power 0-800A by turn the knob, the larger the value, the higher the output.

🚀【Easy to Use】:The solder pins of the adjustable spot welding machine can be removed and replaced, easy installation and operation.The DIY battery spot welder machine is foot switch controls welding, spot welding is more arbitrary. Just press the nickel belt with two soldering pens and step on the foot switch. Wait for about 0.5 seconds for output spot welding,then release the foot switch.suitable for precise welding.

💌【Warm Tips for Beginner】: LCD Screen Display,The battery voltage level is the key factor affecting the spot welding effect.Our spot welder screen can display the internal voltage of the product in real time,it is very convenient for you to check and charge in time.The product should be fully charged before first use, please charge when the voltage on the screen falls below 7.3V.

📞【Wide Application & Warranty】 The spot welder with large output power can be used to connect nickel strips of 18650 lithium battery, or spot welding iron sheets, stainless steel sheets. And it is also suitable for welding 0.1-0.15mm nickel plated steel sheet and 0.1mm pure nickel sheet quickly. In the process of using the spot welder, please feel free to contact us if you have any quest.

8000W Spot Welder,Handheld Spot Welder,Portable Spot Welder Machine DIY Kit,High Power Handheld Spot Welding Machine,with nickel strip and spot welding pen,for 18650 Battery Pack Welding Tools

Kerpu 12000mAh Battery Spot Welder, 2'' LCD Screen Upgraded Enhanced 199 Gears Adjustable Portable Mini Spot Welder with Nickel Sheet & 4X4 Holder For Making Battery Packs (Black-LCD 12000mAH)

$69.99 @ Amazon.com

High-Efficiency Spot Welding for Increased Productivity: Featuring a large capacity of 12,000 mAh, the spot welding technology is 30%-50% faster to meet the battery pack build. Automation-ready design ensures stable & reliable performance. Built with industrial-grade core components and optimized cooling system for non-stop operation. Delivers stable high-current output continuously for hours

Safe and Reliable, Easy to Operate: LCD liquid crystal display control, parameters at a glance, novice 2 minutes to get started quickly. Only one button, only automatic mode, do not need to familiarize themselves with other modes, get the machine, adjust the output power, can be used immediately, the use of the operation is very simple

Precise & Stable Performance for Quality Assurance: Smart screen control for accurate adjustment of power levels and trigger timing, ensuring consistent welding results. Industrial-grade core components (e.g., temperature controllers, electrodes) handle voltage fluctuations, reducing defect rates. Built-in over-current, over-voltage, and over-temperature protection automatically shuts off the machine, extending its lifespan and cutting maintenance costs

Versatile & Wide-Ranging Applications: Multi-material compatibility: Works with nickel-plated sheets, stainless steel, aluminum alloy, galvanized sheets, and more. Perfect for building battery packs like 18650, 21700, and 32650. Handles metal sheets as thin as 0.1-0.2mm. Adjustable power output to easily adapt to different shapes and thicknesses (e.g., battery tabs, various metal sheets). Portable handheld models available for small-scale use at home, labs, or repair workshops

Energy-Saving & Eco-Friendly, Cutting Costs & Boosting Efficiency: Optimized cooling system reduces downtime and keeps the workshop cooler. No need for welding wire or solder, minimizing harmful emissions and meeting eco-friendly production standards. Repair and revive electronic devices (like handheld drills, facial cleansers, or electric toothbrushes) by replacing old batteries with new ones using the spot welder. Save money, reduce waste, and protect the environment

Value-Added Services & Hassle-Free Support: Free welding parameter guidance to ensure optimal performance. If you’re missing parts or need replacements in the future, we’ll ship them directly to you. Custom tooling designs available to match your production line needs. Everything you need in one package: 1 spot welder unit, 1 pair of welding pens, 1 charging cable, 1 sandpaper (for cleaning pen tips), 1 roll of nickel-plated sheets, 1 user manual. Get started right away—whether it’s for you or as a gift

Kerpu 12000mAh Battery Spot Welder, 2'' LCD Screen Upgraded Enhanced 199 Gears Adjustable Portable Mini Spot Welder with Nickel Sheet & 4X4 Holder For Making Battery Packs (Black-LCD 12000mAH)

Battery Spot Welder, AWithZ Handheld Spot Welder 11 Gear Adjustable, Automatic and Manual Modes Battery Welder for 18650 Battery, Welding Nickel Sheets, Iron (Black-H1)

$29.99 @ Amazon.com

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.

11 Adjustable Gears - The spot welding machine has 11 adjustable output power, which can be adjusted according to the different materials you spot weld. 1-3 gear mobile phone battery, 3-6 gear 0.1mm nickel plate, 6-11 gear 0.12-0.15 nickel plate. Charging once can spot weld more than 200 times.

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.

Exquisite Packaging - Our packaging includes a handheld spot welder, 2-meter nickel plated sheet, 1 piece of frosted paper, 1 Type-c charging cable, and a manual. Our packaging is very exquisite, making it a very worthwhile gift for your loved one who loves battery DIY and friends.

Battery Spot Welder, AWithZ Handheld Spot Welder 11 Gear Adjustable, Automatic and Manual Modes Battery Welder for 18650 Battery, Welding Nickel Sheets, Iron (Black-H1)

Battery Spot Welder, AWithZ 1.5" LCD Screen Recyclable 11000mAh Spot Welder, 99 Gears Adjustable Battery Welder, Mini Spot Welder for 18650 Battery (11000mAh)

$65.99 @ Amazon.com

Widely Used Spot Welder: With one of our battery spot welder, you can regain your life by replacing damaged electronic devices with batteries (such as handheld drills), saving you money and protecting the environment. You can also build battery packs, such as electric bicycle battery packs, 18650 battery packs, etc. You can also make a hook on a metal product and have many other uses

Upgrade of Spot Welder Function: Increase the number of continuous spot welding times. We can continuously spot weld twice, allowing the spot welding machine to weld thicker materials, allowing you to use a wider range

High Capacity Battery: Our battery spot welder has a high capacity of 11000mAh, and charging only takes 3 and a half hours. The spot welding machine has 99 adjustable gears, suitable for different materials, such as spot welding mobile phone batteries with gears ranging from 1.0 to 3.9, materials with thicknesses ranging from 0.1 to 0.15 ranging from 4.0 to 7.0, and materials with thicknesses ranging from 0.15 to 0.25 ranging from 7.1 to 9.9

Large LCD Screen: 1.5-inch large LCD screen, making it easier to see the content on the screen clearly and clearly. It has a large remaining battery mark, temperature, gear, trigger time, and continuous spot welding times

Exquisite Packaging: Our spot welding machine packaging products include a spot welder, 2M nickel plated sheet, 50cm Type-c cable, 40cm pair of spot welding pens, a piece of frosted paper, and a complete set of spot welding preparations. All you need to do is prepare your welding battery, and you can enjoy the joy of DIY. A great gift for your husband, boyfriend, and friends who love DIY batteries

Battery Spot Welder, AWithZ 1.5" LCD Screen Recyclable 11000mAh Spot Welder, 99 Gears Adjustable Battery Welder, Mini Spot Welder for 18650 Battery (11000mAh)

SEESII 8000W Spot Welder: 2025 Upgraded 0.1-0.3mm Battery Spot Welder with Dual Pulse Output, 10-90 Gears Adjustable Foot Pedal Operated Portable Spot welder for Making DIY Battery Packs (SEE-08)

$64.99 @ Amazon.com

Improved 0.1-0.3mm battery spot welding machine: The improved spot welding machine adopts dual pulse output and pedal welding mode, which can easily weld 0.1-0.3mm thick nickel plates and complete welding work easily and efficiently. The welding points are beautiful and elegant. It can be used for spot welding of batteries, hardware, and electronic components

Save time and money: The 8000W high-performance battery spot welding machine has excellent performance and long lifespan. The spot welding equipment controls two ultra-high performance batteries, emits precise pulse energy through a program with a built-in single-chip microcomputer, and generates high temperature in a very short time. After rapid cooling, weld the nickel strip and battery together to complete spot welding

LCD display: The battery voltage level is a key factor affecting the spot welding effect. Our spot welding screen can display the internal voltage of the product in real time, which is very convenient for you to check and charge in a timely manner. The product should be fully charged before its first use, and charged when the screen voltage is below 7.3V

Easy to operate: This spot welding machine is compact and lightweight, saving space at home. You can easily and quickly transport your spot welding machine to various application places. Just press the foot switch, the red light will flash rapidly 3 times, and then output power once to end the welding

Tips for Beginners: 1. After receiving the product, please charge it and practice multiple times to find the correct spot welding strength; 2. Do not touch the clamp of two pins during use, as this may cause the protective tube inside the spot welding equipment to explode and damage the spot welding equipment

Widely applicable: Spot welding machines with high output power can be used to connect nickel bars of batteries, or spot weld iron plates and stainless steel plates. It is also suitable for rapid welding of 0.1-0.3mm nickel plated steel plates and 0.1mm pure nickel plates; It is very suitable for manufacturing battery packs and technical maintenance

SEESII 8000W Spot Welder: 2025 Upgraded 0.1-0.3mm Battery Spot Welder with Dual Pulse Output, 10-90 Gears Adjustable Foot Pedal Operated Portable Spot welder for Making DIY Battery Packs (SEE-08)

Awgem Battery Spot Welder, Battery Welder 99 Gear Adjustable Handheld Spot Welder with LCD Screen Automatic and Manual Modes Portable Spot Welding Machine for Welding Nickel Strips and Iron

$35.95 @ Amazon.com

Integrated Design: Awgem battery spot welder power supply and welding pen are combined into one, you can weld easily without an external welding pen. The mini welder is designed for one-handed operation. freeing your other hand to hold the nickel strip, making welding a breeze

LCD Digital Display: The Battery Welder comes with a digital display , and its functions include mode selection, gear setting, preheating time, and delay display. Click the SET button to trigger the settings of language, sleep time, screen brightness, etc

Dual Modes and 99 Adjustable Gears: The handheld spot welder adopts allow you to freely choose the output power to meet your spot welding needs; the design of automatic and manual modes increases the flexibility of spot welding, dual pulse output, and more precise welding.Switch between modes effortlessly for seamless welding experiences

Multifunctional Spot Welder: Awgem portable spot welder is very suitable for welding electronic devices that fail due to battery damage and various types of batteries, such as cylindrical batteries, button batteries etc. And support welding nickel-plated sheets, stainless iron sheets or stainless steel sheets, and the solder joints are firm and beautiful

Package List: Awgem Battery Spot Welder include (1)1*Host (2) 2*Copper needle (3) 1*2m nickel roll (4)1*Frosted paper (5)1*Type-Ccharging line

Awgem Battery Spot Welder, Battery Welder 99 Gear Adjustable Handheld Spot Welder with LCD Screen Automatic and Manual Modes Portable Spot Welding Machine for Welding Nickel Strips and Iron

Capacitor Battery Spot Welder, Max 10.5KW Farad Spot Welder, 3-in-1 Modes for Auto & Manual & Foot Pedal, Welding Equipment for building 18650/LiFePO4 Lithium Battery Pack

$179.99 @ Amazon.com

3-in-1 Modes: Our spot welder has an automatic mode, manual mode, and foot pedal mode. The automatic mode is to adjust the appropriate settings, plug in the spot welder and starts working immediately. The manual mode is to press the button once on the spot welding pen means spot welder once. The foot pedal mode makes it much easier to position the welding probe when you using the foot pedal. Every time you step on the foot pedal,the spot welding pen will spot welding once

5 Minutes to Start Spot Welder: We use a wide voltage input of 100-240V and a high current adapter of 15 amp for fast charging. Connect the spot welder to the power source with our adapter and quickly reach the spot welding shows OK on display within 5 minutes, supporting use anywhere.

Professional Battery Spot Welder: Built-in super energy storage capacitor, the maximum pulse welding power can reach 10KW. The MOS is upgraded, which will not interfere with the circuit or have tripping problems, operate sustainable. However, you must connect it to the wall power supply and keep it charged because the electricity storage of the Faraday capacitor is very little and will be exhausted within one or two minutes. If you are a beginner, please read our manual, use the nickel sheet for more practice, find the hand pressure, and get familiar with the welding machine.

Wide Application: It's not only suitable for battery pack, such as cylindrical batteries 18650/14500/21700, but also for lithium iron phosphate batteries 26650, industrial batteries and etc. It can also be used for spot welding different materials, such as to butt weld nickel plates, stainless steel plates, iron plates, 0.2 nickel sheet and 0.2 nickel sheet to achieve a material thickness 0.4mm. The spot welder has a total of 99 adjustable gears, different materials have different gear requirements.

Product Design and Configuration: The shell is designed to be smooth and rounded without sharp edges, made of aluminum alloy, comfortable to touch, not easy to scratch and has flame retardancy. It includes a spot welding machine, charging cable, foot pedal, spot welding pens*2, nickel sheet, sandpaper, and manual. The tip of the spot welding pen is detachable, and one spot welding pen handle has a specific output button, which can used in manual mode with this button. The length of the spot welding pen is 15.75 inches,if it is too long, it will affect the output and affect the spot welding effect.

Capacitor Battery Spot Welder, Max 10.5KW Farad Spot Welder, 3-in-1 Modes for Auto & Manual & Foot Pedal, Welding Equipment for building 18650/LiFePO4 Lithium Battery Pack

5000W Handheld Spot Welder, Mini Battery Spot Welder 9-Speed Adjustable, Portable Spot Welding Machine DIY Kit with Nickel Strap and Spot Welding Pen for 18650 Battery Pack Welding Tools

$44.99 @ Amazon.com

💣【Material Is Durable】The 5000W High power spot welding machine is good performance and long service life. Which is ABS shell material, surface anodizing technology, anti-abrasive and safe to use. The spot welding machine is come with welding pen with good conductivity and low contact resistance.

🔋【1-9 Level Knob Adjustment】:The adjustable spot welder can weld thousands of points continuously on nickel sheet after full charge,the solder pins of the adjustable spot welding machine can be removed and replaced, easy installation and operation.The mini spot welder with 9 Level output power adjustment design, you can adjust the output power 0-800A by turn the knob, the larger the value, the higher the output.

🚀【Easy to Use】:The solder pins of the adjustable spot welding machine can be removed and replaced, easy installation and operation.The DIY battery spot welder machine is foot switch controls welding, spot welding is more arbitrary. Just press the nickel belt with two soldering pens and step on the foot switch. Wait for about 0.5 seconds for output spot welding,then release the foot switch.suitable for precise welding.

💌【Warm Tips for Beginner】: This is a small battery pack welding machine suitable for beginners and professional welders.LCD Screen Display,The battery voltage level is the key factor affecting the spot welding effect.Our spot welder screen can display the internal voltage of the product in real time,it is very convenient for you to check and charge in time.The product should be fully charged before first use, please charge when the voltage on the screen falls below 7.3V.

📞【Wide Application & Warranty】 The spot welder with large output power can be used to connect nickel strips of 18650 lithium battery, or spot welding iron sheets, stainless steel sheets. And it is also suitable for welding 0.1-0.15mm nickel plated steel sheet and 0.1mm pure nickel sheet quickly. In the process of using the spot welder, please feel free to contact us if you have any quest.

5000W Handheld Spot Welder, Mini Battery Spot Welder 9-Speed Adjustable, Portable Spot Welding Machine DIY Kit with Nickel Strap and Spot Welding Pen for 18650 Battery Pack Welding Tools

ALIESTFDNO Battery Spot Welder, 3000F Capacitor Battery Spot Welder, 25 Gears Adjustable Portable Super Capacitor Spot Welder for 0.1-0.3mm Nickel Strip Welding

$125.00 @ Amazon.com (Save 6%)

【Super Capacitor Spot Welder】: ALIESTFDNO super capacitor energy storage battery spot welder is mainly used for spot welding 18650 batteries. It adopts the latest microcomputer control board to accurately control the current and discharge time. Dual mode use, more stable performance, safer. Adopt aviation aluminum alloy shell, high hardness, good wear resistance, anti-crushing, practical.Equipped with 1 x spot welder, 10M nickel strip, soldering pen needle x 2.

【Advanced Safety & Intelligent Technology】: Built-in power balancing circuit to ensure that the voltage of the two batteries is equal and protect the use of capacitors. Adopting intelligent fan temperature control strategy, when the voltage is fully loaded, the over-temperature protect will be automatically turned on when the temperature is greater than 60 degrees Celsius, the fan will stop rotating, the bearing life will be extended, and the buzzer alarm will sound.

【0.1-0.3mm Micro Welding】: Dual battery spot welder is equipped with two super capacitors, up to 3000 Farad capacitors, maximum output 2100A, 25.0 gears adjustable, with LCD color display. It can be used to weld actual nickel strip thickness up to 0.25mm, maximum welding up to 0.3mm, pure nickel sheet within 0.15mm.

【1-25.0 Level Adjustable】: Our spot welder equipment has 25.0 gears of adjustable output power, which can be easily adjusted by rotating the button (1-25.0 range). Unlike other spot welders, our accuracy is accurate to 0.1 digit. You can adjust the spot welding accuracy according to different needs. The more accurate the adjustment, the more perfect the spot welding effect.

【Dual Mode】: 2024 Upgraded from the traditional spot welding machine, this spot welder is equipped with automatic mode and foot-operated spot welding plate, which can automatically sense the contact between the welding needle and the nickel strip and automatically output pulses. You can also connect a foot switch to use the spot welding machine according to your habits. Dual super capacitor design, the maximum output power can reach 10.5KW, can be used for spot welding of batteries, hardware and electronic components, and is an ideal choice for making battery packs and engineering repairs.

ALIESTFDNO Battery Spot Welder, 3000F Capacitor Battery Spot Welder, 25 Gears Adjustable Portable Super Capacitor Spot Welder for 0.1-0.3mm Nickel Strip Welding

Capacitor Battery Spot Welder, AWithZ UF20B 10.5KW Spot Welder, 3-in-1 Auto & Manual & Foot Pedal Three Modes Welding Equipment for 18650/LiFePO4 Lithium Battery Pack Building with Foot Pedal

$169.99 @ Amazon.com (Save 11%)

5 Minute Quick Start Spot Welder: We use a wide voltage input of 100-240V and an adapter of 15amp high current for fast charging Connect the spot welding machine to the power supply using our adapter, and quickly reach the spot welding mark within 5 minutes (the display screen shows OK for spot welding), which can be used anywhere in the world

3-in-1 Mode: Our spot welder has an automatic mode and a manual mode, as well as a foot pedal mode. The automatic mode is where you adjust to the proper setting, insert the spot welder and start working immediately. Manual mode is to adjust to the manual mode, press the button on the spot welding pen will output once. Foot Mode, when you use the foot pedal, the positioning of the soldering probe is much easier. It is very convenient to step on the foot pedal and the spot weld pen will output a signal once

Wide Application Range: A well made, compact spot welder. Not only for battery pack work, such as cylindrical batteries such as 18650/14500/21700, but even LiFePO4 batteries, industrial batteries, etc. And it can also be used for spot welding of different materials, for example, such as nickel plated sheet, stainless steel sheet, iron sheet, 0.2 nickel-plated and 0.2 nickel-plated butt-welded to achieve a material thickness of 0.4mm. There are 99 adjustable gears, with different gear requirements for different materials

Professional Battery Spot Welder: Equipped with built-in super energy storage capacitors, Ultra capacitors have many thoughts of cycle life, and the maximum pulse welding power can reach 10KW. It is a brand new MOS, with no interference to the circuit or tripping issues, stable and sustainable operation, making it the best choice for professionals and DIY enthusiasts. But please, you must use it by connecting it to the wall power and charging it while using it, because the Faraday capacitor stores very little electricity and will be consumed within a minute or two

Product design: The exterior design is rounded with no corners, so it won't hurt when a body part touches it. The shell is made of aluminum alloy, comfortable to the touch, beautiful appearance, not easy to scratch, but also has a flame-retardant nature, very safe

Spot Welder Spot Welding Pen: Our spot welder with a spot welding pen, the pen can be removed to replace the tip, spot welding pen handle with a specific output button, manual mode can use this button, very convenient, spot welding pen length of 40cm, at present, the length of this length is the best spot welding effect, if it is too long, it will affect the output current, affecting the effect of spot welding

Capacitor Battery Spot Welder, AWithZ UF20B 10.5KW Spot Welder, 3-in-1 Auto & Manual & Foot Pedal Three Modes Welding Equipment for 18650/LiFePO4 Lithium Battery Pack Building with Foot Pedal