Welding Machines & Accessories

Battery Welder

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We are specifically going to consider the SUNKKO pulse spot welder that is one of the excellent battery welders with amazing features. The battery welder will be a suitable choice when dealing with 0.05 to 0.2 mm nickel-plated strips. This is relatively a smart welder regarding the convenience and the power requirements that it will be supported with.

SUNKKO 737G+ Battery Spot Welder

The battery welder can be used in spot welding, battery testing, and also for the battery charging! All these are the practical applications of the battery welder. The battery welder is controlled by pushing the welding head up or monitoring by the foot pedal. This is a simple way to control the battery welder. The operational features are easy to operate, and it will be a great asset for home welding.

Battery welder is very cheap! It is inexpensive, and therefore it won’t break your bank. Most clients at the platforms such as Amazon are happy with the great welder. It accords convenience and will still deliver perfect welds suitable for their application! It’s a lovely choice welder that you can depend on for small scale welding!

Many companies are manufacturing battery welders. You need to be keen when choosing one! Not all the battery welders are the best, and it will be essential to pick one with accessible operational features, durable and also sturdy! All these are the basics that will lead you to select a smart welder!

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Best Battery Welder Deals

AWithZ 9000W Battery Spot Welder, Rotary Knob Operation 100 Gears Adjustable Foot Pedal Operated, 0.1-0.3mm Spot Welder with Dual Pulse Output, Portable Spot Welder for Making DIY Battery Packs (UK1)

Image of AWithZ 9000W Battery Spot Welder, Rotary Knob Operation 100 Gears Adjustable Foot Pedal Operated, 0.1-0.3mm Spot Welder with Dual Pulse Output, Portable Spot Welder for Making DIY Battery Packs (UK1)

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Key Features

  • ✅ Two types of Trigger Flexibility & Safety: Seamlessly switch between hands-free foot pedal operation and precise hand control (Trigger) for versatile workflows and enhanced safety when handling sensitive batteries.
  • ✅ Intelligent Thermal Protection: Built-in safety monitors battery temperature (Cont), automatically halting welding (Trigger disable) and alerting you if overheating is detected, preventing damage. If there is no operation for 8 minutes, the spot welder will automatically shut down.
  • ✅ Ultra-Low Power Consumption: Engineered for exceptional energy efficiency , significantly extending standby time between uses and reducing operational costs. Precision 100-Level Power Control: Fine-tune welding strength for delicate tasks (like phone/bluetooth batteries) or robust jobs (cylindrical power cells) with our intuitive rotary knob.
  • ✅ Multi-Mode Welding for Diverse Batteries: Expertly weld cylindrical power batteries, mobile phone batteries, and Bluetooth batteries (Mode) with tailored settings accessible via the clear control panel.
  • ✅ Simple Rotary Knob Operation & Clear Interface: Effortlessly adjust settings (Gear, Trigger Time, Mode, Number of continuous spot welds) using the large rotary knob and clearly labeled control panel for ultimate user-friendliness.

Product Details

Brand:AWithZ
Model:UK1

SEESII Battery Spot Welder: Handheld Spot Welding Machine with Rechargeable Battery, Mini Battery Welder for Nickel-Plated Sheets up to 0.2mm - for Battery Pack Assembly and Repair

Image of SEESII Battery Spot Welder: Handheld Spot Welding Machine with Rechargeable Battery, Mini Battery Welder for Nickel-Plated Sheets up to 0.2mm - for Battery Pack Assembly and Repair

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Key Features

  • ✅ Wireless, Portable Design: Built-in 2000mAh rechargeable battery supports cordless operation and easy portability, eliminating cable constraints and enabling flexible use anytime, anywhere
  • ✅ Visual Display Screen: Real-time voltage, gear settings and welding mode are clearly displayed, simplifying operation steps and ensuring accurate adjustments for stable welding effects
  • ✅ 80 Adjustable Gears: Realizes refined welding power regulation, adapting to nickel sheets of different thicknesses with a maximum welding thickness of 0.2mm for nickel-plated sheets and 0.15mm for pure nickel sheets, meeting diverse welding requirements
  • ✅ Reusable Cleaning File: Equipped with a reusable file to remove carbon deposits on the welding tip, maintaining stable welding performance and extending the tip's service life
  • ✅ Durable Aluminum Shell: Boasts a sturdy aluminum shell that enhances texture and durability, resisting wear and tear for long-term reliable use

Product Details

Brand:Seesii
Model:SE209
Color:Black
Dimensions:9.8031495963 X 2.2047244072 X 0.9055118101 inches

SEESII Battery Spot Welder: Rechargeable Battery Welder with Visual Display, 3360W Max Power with 1-99 Gears, Copper Tips, Portable Spot Welder for Lithium Battery (DIY, Repairs, Outdoor Use)

Image of SEESII Battery Spot Welder: Rechargeable Battery Welder with Visual Display, 3360W Max Power with 1-99 Gears, Copper Tips, Portable Spot Welder for Lithium Battery (DIY, Repairs, Outdoor Use)

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Key Features

  • ✅ Built-in Rechargeable Battery​: Say goodbye to tangled power cords—grab this spot welder and work anytime, anywhere; Note: For optimal performance, fully charge it to 100% before first use; If the product is left unused, please charge it monthly to preserve battery health
  • ✅ Strong Welding Capacity: With a maximum output power of 3360W, the mini spot welder stands out among handheld models; tested to weld nickel-plated sheets up to 0.2mm thick or pure nickel sheets up to 0.15mm thick (Welding quality closely links to battery charge level)
  • ✅ Visual Display Screen: An intuitive display greatly boosts convenience, letting you monitor the welding process, device temperature, and remaining battery at all times
  • ✅ Precise Gear Adjustment: With 99 fine-adjustment gears available, the spot welding equipment perfectly meets your diverse welding needs for different materials and thicknesses
  • ✅ Auto/Manual Dual Modes: Choose freely between auto welding and manual trigger welding based on your needs—adapts to various scenarios for greater convenience

Product Details

Brand:Seesii
Model:SE302
Color:Black

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

Image of 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

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Key Features

  • ✅ 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

Product Details

Brand:AWithZ
Model:UF20B

14.6 KW Capacitor Battery Spot Welder, AWithZ Spot Welder, 2-in-1 Automatic & Foot Pedal Two Modes Battery Farad Welding Equipment for 18650/LiFePO4 Lithium Battery Pack Building (P20B)

Image of 14.6 KW Capacitor Battery Spot Welder, AWithZ Spot Welder, 2-in-1 Automatic & Foot Pedal Two Modes Battery Farad Welding Equipment for 18650/LiFePO4 Lithium Battery Pack Building (P20B)

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Key Features

  • ✅ 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.
  • ✅ 2 IN 1Mode: Our spot welding machine has automatic mode and foot pedal mode. The automatic mode is adjusted to the appropriate gear, and the spot welding pen can be inserted to start working immediately. Foot pedal mode, It is so much easier to position the probes for your welds when you are using the foot pedal. It gives you ample time to get everything set perfect before welding. step on the foot pedal and the spot welding pen will output once, which is very convenient.
  • ✅ 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 0.6mm nickel plated sheet, 0.6 stainless steel sheet, 0.6 iron sheet, 0.3 pure nickel sheet, 0.2 copper sheet, etc. There are 999 adjustable gears, with different gear requirements for different materials.
  • ✅ Professional Battery Spot Welder: Equipped with 2 built-in super energy storage capacitors, Ultra capacitors have many thoughts of cycle life, and the maximum pulse welding power can reach 14.6KW. 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.
  • ✅ Random Bending Spot welding Pen Lead: The lead is very soft and can be bent freely without dragging the spot welding machine. The lead wire is 60 centimeters long, very suitable for our operation. The lead pins can be disassembled and replaced, and we have paired them with 6 pairs of replacement pins. When using the high gear continuously, the temperature of the lead is close to our hand temperature, but it will not harm us.

Product Details

Brand:AWithZ
Model:P20B

SEESII 10KW Battery Spot Welder: Cordless 10000mAh 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 10000mAh Spot Welding Equipment, Color LCD Display, 25 Adjustable Gears, Auto/Foot Pedal Control, for Battery Packs DIY & Repair

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Key Features

  • ✅ 【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)
  • ✅ 【Compact Design】Compact overall size with the longest side approx 6.5 inches, lightweight and portable; A powerful yet compact battery repair station

Product Details

Brand:Seesii
Model:SE-402
Color:Black
Dimensions:1 X 1 X 1 inches

FNRSI Battery Spot Welder, 5000m Portable Handheld Spot Welder Double Pulse 4 Combination Gears Adjustable Spot Welding 0.1MM-0.25MM for Iron/Stainless Steel/Nickel Strip /18650 Battery Pack

Image of FNRSI Battery Spot Welder, 5000m Portable Handheld Spot Welder Double Pulse 4 Combination Gears Adjustable Spot Welding 0.1MM-0.25MM for Iron/Stainless Steel/Nickel Strip /18650 Battery Pack

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Key Features

  • ✅ 【Double Pulses Welding】Two pulses are released simultaneously in welding-one cleans the oxide layer on welderment, reducing the spark spattering, and the other keeps on welding to ensure the consistency of energy output and improvement o f welding stability
  • ✅ 【A-Grade Battery& 2in1】 The spot welder is equipped with 2 high rate power A-Grade batteries (5000mAH large capacity) . You could use it to weld thousands of spots after fully charged. And you could also use it as a power bank
  • ✅ 【Adjustable Output& Wide Application】4 combination gear adjustment. The welding thickness is 0.1-0.25mm. It can be used to weld nickel sheet, iron sheet, statinless steel sheet, aluminum sheet
  • ✅ 【Brass Spot Welding Pen 】The head of welding pen is detachable. You don`t need to replace the whole welding pen if the head is damged. And the welding pen is made of brass, solid and endurable!
  • ✅ 【Colorful Screen】With 1.8 inch LCD colorful screen, shows you the welding status, the battery voltage, temperature, preheat time, pulse time, interval time, charging voltage/current/power and over temperature/low voltage/short circuit warning indicator

Product Details

Brand:WESTOBiG
Model:Swm-10

Cordless Welder Battery Powered Welding Machine With 2 Batteries, Portable MMA DC Welder Machine With LED Display Inverter Stick Welder(Blue)

Image of Cordless Welder Battery Powered Welding Machine With 2 Batteries, Portable MMA DC Welder Machine With LED Display Inverter Stick Welder(Blue)

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Key Features

  • ✅ Welding Without Limits: . Our battery powered welding machine includes (2) 20V 8Ah power batteries. Say goodbye to power outlets and hello to endless possibilities. Our this cordless welder that can be used anywhere without a power supply, from elevated work areas to outdoors. Freely switch from convenience to extended runtime.
  • ✅ Hot-Start-Arc-Force & Anti-Stick: With arc welder hot start arc force and anti-stick technology, this battery welder supports for electrode sizes of 1/16'', 3/32'', 1/8'', and 5/32'' in welding, meanwhile increased welding frequency, reduced material damage. Ideal for welding carbon steel, low alloy steel and other metals.
  • ✅ Lightweight & Compact Size: This battery-powered welder’s weight is only 8 lb/3.8kg. Product Size 26.6cm x 15.8cm x22cm. This compact welding machine adapts to any terrain, empowering you to weld where others can't. Offer an ultimate portable welding experience and high performance.
  • ✅ Safety System & Digital Display: Our this battery powered welder with built-in safety features like overheat, over-current, and overload protection, keeping you and your machine safe. Also, this cordless welder owns LED display can help can help you view the data more clearly, such as the current, function mode, and welding mode, welding parameters in any light. Effortlessly adjust current settings on demand, it will be your best reliable welding tool.
  • ✅ What You Will Get: Package includes, Welding clamp quick plug (-pole) x1, Welding clamp quick plug (+pole) x1, Welding machine x1, External DC cable x1,20V 8.0Ah battery x2, Quick charger x1, Shoulder strap x1.

Product Details

Brand:wuzizi
Model:CWM101
Color:Blue

Battery Spot Welder, Portable Handheld Battery Spot Welder for Lithium Batteries, 18650 Battery, 0.1-0.25mm Nickel Strips, Welding Nickel Sheets, Iron, 11 Gear Adjustable and Auto Manual Modes

Image of Battery Spot Welder, Portable Handheld Battery Spot Welder for Lithium Batteries, 18650 Battery, 0.1-0.25mm Nickel Strips, Welding Nickel Sheets, Iron, 11 Gear Adjustable and Auto Manual Modes

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Key Features

  • ✅ 🔋 Wide Application: Compatible with 18650, 26650, 36650 cylindrical batteries, and smartphone batteries, this welder is perfect for DIY battery pack repairs, refurbishing broken electronics, and extending device life. A cost-effective and eco-friendly alternative to replacement
  • ✅ 🔧 No Welding Pen Needed: This handheld spot welder is designed for ultimate portability. With a built-in power source and integrated welding tips, you can weld anytime, anywhere—no external welding pen required. Ideal for both home and on-the-go repairs
  • ✅ 🧠 Easy to Operate: With clearly labeled buttons, operation is a breeze—even for beginners. Simply hold the side power switch for 2 seconds to activate, and press the mode selector to choose from automatic or manual welding. Fits in your hand for effortless control
  • ✅ ⚙️ 11 Adjustable Power Levels: With 11 precision-controlled output levels, you can match the welding power to your material: levels 1–3 for phone batteries, 4–6 for 0.1mm nickel strips, and 7–11 for 0.12–0.15mm nickel strips. One full charge delivers over 200 welds, making this tool efficient and reliable for any project
  • ✅ 🛡️ Built-in Safety System: Equipped with a high-quality polymer battery, this mini spot welder includes overcharge protection, overheat protection, short-circuit protection, battery temperature alerts, and low voltage alarms. It even supports breakpoint welding, with ultra-low power consumption and extended standby for peace of mind

Product Details

Brand:AGOAL
Model:Spot Welder 756
Size:7.7x1.6 inch

TLL Cordless Welder with 4 Batteries,Battery-Powered Stick/Flux Core Welder,MMA ARC DC Welding Machine, Portable Welder Machine,with LED Display Hot Start Arc Force Anti-Stick (ZW-160)

Image of TLL Cordless Welder with 4 Batteries,Battery-Powered Stick/Flux Core Welder,MMA ARC DC Welding Machine, Portable Welder Machine,with LED Display Hot Start Arc Force Anti-Stick (ZW-160)

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Key Features

  • ✅ [WELD ANYWHERE]: Battery-powered welder that can be used anywhere without a power supply, From elevated work areas to outdoors, our compact, lightweight welder adapts to any terrain, empowering you to weld where others can't! Awesome little backup welder!
  • ✅ [DUAL BATTERY POWER FOR ULTRA-SMOOTH WELDING]: Up to 120 A output on battery power, stable output current, professional welding effect. Packag Includes (4) 20V 8Ah/40V 4Ah batteries, 2 spare batteries to extend the working time of the welding machine. The welding machine supports an external DC power supply with a voltage range of 36-84V. Freely switch from convenience to extended runtime, welding without limits. The battery is also Compatible with Makita interface 20V tools (not compatible with Makita tools), Improving battery utilization.
  • ✅ [2-IN-1 WELDER]: Stick/Flux Core Welding (Flux Core Welding Need to buy an extra Flux Core Weld Spool Gun). Stable output current, professional welding effect. Powerful arc force provides smoother welding and deeper penetration, keeps arc stability, and smooth weld, has pretty nice beads, and achieves perfect welding. It performs well with most 6010, 6011, 6013, and 7018 rods in Arc Welding mode.
  • ✅ [DIGITAL DISPLAY]: Compared to other traditional displays, our intelligent LED display can help you view the data more clearly, such as the current, function mode, and welding mode. Give you a better welding experience. It has overheat protection, overcurrent protection, and overload protection, is safer and reliable, has memory storage for welding parameters, and is ideal for hobbyists, home DIY, learning new skills, and general maintenance work.
  • ✅ [HOT START ARC FORCE ANTI-STICK]: Arc welder hot start arc force anti-stick, for 1/16,1/8,3/32,5/32 in Welding Rod, welding material thickness 0.06in-0.2in, perfect suit for welding stainless steel/carbon steel/low alloy steel, if you want to weld stainless steel, it is recommended that you use a special welding electrode for stainless steel. Can achieve the perfect weld. Reduce the damage of Copper and Iron, obviously increase the welding frequency, and be more energy efficient.

Product Details

Brand:TLL
Model:ZW-160
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