The Best Cheap Spot Welder of 2022 – Reviews & Buying Guide
After hours researching and comparing all models on the market, we find out the Best Cheap Spot Welder of 2022. Check our ranking below.
2,969 Reviews Scanned
Rank No. #1
Spot Welder Control Board, 6 Gear Adjustable Spot Welding Machine Lithium Battery Control Board Kit DIY 18650/26650 Batteries, Portable Mini Handheld Welder, Spot Welder PCB Circuit Board (100-900A)
- ✔Powerful Function - Spot Welder Control Board support welding 0.3mm nickel sheet, 6 gears can be adjusted, support welding current 100A-900A.
- ✔Safe - Intelligent matching, judge whether the power supply can work, prevent damage to the circuit board, simple operation.
- ✔Wide Range of Applications - 18650/26650/32650 and other cylindrical lithium batteries, nickel-hydrogen batteries, nickel-cadmium batteries, etc. can be welded firmly.
- ✔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.
- ✔Easy to Use - The product package comes with a small file for maintaining the welding pen, main board of spot welder, full set of accessories. In the process of using the spot welder board, see our pictures for details. You only need to provide battery power to connect our motherboard to DIY 18650 and other batteries.
Rank No. #2
Hosyond Handheld Battery Spot Welder, Automatic and Manual Modes Battery Welder for 18650 Battery
- 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.
- 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.
Rank No. #3
Shkalacar Integrated Type Spot Welding Pen, Automatic Trigger Weld Machine Accessory for 18650 Battery,Blue DIY Battery Spot Welder Pen
- Adopt thick copper bar, help enhance the working efficiency, and suitable for long service time.
- Integrated design, beautiful and neat, with fine heat radiation effect.Suitable for 18650 battery spot welding machine.
- There are dual springs on the handle, each welding pen can expand and contract independently.
- Built-in limit switch, one hand operation, do not need foot pedal.
- With comfortable hand feelings, can support long time use, stable and reliable, wear resistant and effort saving.
Rank No. #4
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)
- 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.
Rank No. #5
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
Rank No. #6
Docreate Battery Spot Welder, 11 Gear Adjustable Handheld Spot Welder, Automatic and Manual Modes, Welding Plated Nickel Sheets 0.1-0.25mm，for DIY 18650 Battery, Welding Nickel Sheets, Iron
- 【Portable Handheld Spot Welder】: Spot welder and weld pin in one; interchangeable weld pins; designed for easy one-handed operation; great for home and outdoor use, ideal for use as a professional or hobbyist spot welder. Weighing 142.4 grams and measuring 7.72 inches long by 1.62 inches wide, this spot welder is extremely lightweight and compact
- 【11 GEARS ADJUSTABLE】：provides automatic and manual dual mode, dual pulse output, you can choose the mode that suits you.0.10mm nickel plated ~ 0.25mm nickel plated soldering without worry, suitable for 18650/26650/36650 and other cylindrical batteries, soldering thickness up to 0.25mm!
- 【LED Display】: LED light display, operation at a glance, manual/automatic switching, power display, 11 adjustable gears, the device is equipped with an intelligent internal temperature detection system, when the temperature of the device is detected to be higher than 65 ° C, the device will cut off the charging input and prohibit spot welding until the temperature is lower than 63 ° C to return to normal!
- 【Automatic/manual modes are adjustable by one key】： Automatic mode: Simply place the two pins of the spot welder in the desired position and the pen will weld automatically. The welding pins should be at 45°-60° to the welding surface. Manual Mode: Adjust the parameters, put the two welding pins of the spot welder on the desired position, hold the side of the spot welder with one hand, tilt the welding pins with the welding surface at 45°-60°, and then press the weld button on the side to finish the welding with one hand.
- 【Multi-function spot welder】:If professionally designed spot welder, compact and portable for home or outdoor small welding, battery repair or DIY welding enthusiasts can use it. Package comes with accessories (1 handheld spot welder, 1 pen cap, 2 meters of nickel-plated plate, 1 sheet of sandpaper, 2 copper pins, 1 Type-c charging cable, 1 manual) can be given to your loved ones/family/friends.
Rank No. #7
Seesii Battery Spot Welder with 5.0Ah Battery: Upgraded Handheld Mini Portable Spot Welder for 18650 Battery, Welding Nickel Sheets 0.1-0.2mm, Iron,Stainless Steel Sheets, 80 Gear,Auto and Manual Mode
- Compact Integrated Spot Welding Design: The SEESII SE-209 handheld battery spot welder combines the welding pen and power unit into one compact structure; designed for one-handed operation, eliminating the need for external connections; perfect for mobile use, home workbenches, or tight spaces
- Versatile Welding Compatibility for Multiple Battery Types: This spot welder for lithium batteries supports 18650, 26650, 32650 batteries as well as NiMH and Ni-Cd cells; compatible with welding 0.1–0.2mm nickel-plated, stainless steel, and iron sheets, making it suitable for DIY battery packs and electronic repairs
- 80-Level Adjustable Power with Auto & Manual Modes: Features 80 selectable power levels with dual pulse output; choose from automatic or manual welding modes to match your project needs; high-temp resistant wires ensure stability during continuous use
- High-Capacity 5.0Ah Battery with Fast Type-C Charging: Equipped with a 5000mAh rechargeable battery delivering up to 800A output and supporting over 800 welds per charge; Type-C interface enables fast, efficient recharging to minimize downtime
- OLED Display with Built-in Safety Features: The SEESII SE-209 mini spot welder includes an OLED screen that shows mode, power, preheat status, time delay, and welding progress; integrated protections against overcurrent, overcharge, and low voltage ensure safe operation
Rank No. #8
Battery Spot Welder, Handheld Mini Portable Spot Welder 11 Gear Adjustable, Automatic and Manual Modes Battery Welder for 18650 Battery, Welding Nickel Sheets, Iron, Stainless Steel
- Integrated Design for Convenience: Combines power supply and welding pen into one unit; No need for an external welding pen; Comes with a pair of soldering pins that can be replaced by yourself; Designed for easy one-handed operation; ideal for home and on-the-go use; Awgem handheld spot welder allows you to weld with ease.
- Versatile Welding Capabilities: Battery spot welder is suitable for various cylindrical lithium batteries (18650, 26650, 32650), mobile phone batteries, nickel-metal hydride, and nickel-cadmium batteries; Supports welding nickel-plated sheets (0.1-0.2mm).
- 11 Adjustable Power and Dual Mode: Dual pulse output with 11 adjustable power levels; Offers automatic and manual modes with high-temperature resistant wires; Customizable welding power ensures high-quality welds; Choose the mode that suits your task.
- Upgrade manual keys: Designing the manual button to the thumb position makes manual welding easier and more precise. Better for precise and detailed welding work. Long press manual welding button can switch manual/automatic mode at any time.
- 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.
Rank No. #9
Handheld 18650 Battery Spot Welder with 1.5" LCD Display, AWithZ 99 Adjustable Levels, Auto/Manual Modes, 7-Language UI - Portable DIY Welding Tool for Lithium Battery Packs (H2)
- No Spot Welder Pen, Integrated Design: power supply and welder pen in one; no need for external welder pen; designed for easy one-handed operation; perfect for home and out-of-home use, very suitable for use as a professional or amateur spot welder. Weighing 140g and measuring 6.8 inches long and 1.7 inches wide, the spot welder is very lightweight and compact.
- Minimalist OLED display: functions on the color LCD display are temperature display, mode selection, preheat time, trigger time, power level selection, setting buttons to select language, whether to turn off the sound, display brightness adjustment, and even for safety, you can select the time for the automatic power off. Built-in temperature detector, when the temperature reaches 60, it will automatically shut down.
- Professional Maintenance and Production of Battery Packs: battery spot welder is suitable for all kinds of cylindrical lithium batteries (18650, 21700, 26650, 32650), cell phone batteries, button batteries, nickel-metal hydride batteries and nickel-cadmium batteries; support the welding of a variety of thin nickel-plated sheet, stainless steel sheet and other materials.
- Dual Mode and 99 Adjustable Gears: 99 Adjustable Power level, you can customize the value at will to apply to different materials. Provide auto and manual mode dual mode, dual pulse output, you can choose the mode that suits you. The setting page can adjust the language, a total of seven national languages can be adjusted, you can adjust the screen brightness, rotate the screen 180 °, turn off the key sound and other setting functions.
- Easy to operate, can be operated with one hand: there are 2 buttons on the top of the spot welder, you can hold the spot welder with one hand on one side, and adjust the parameters with one finger, such as the index finger, and on the side is the manual mode button, which is needed if you choose the manual mode, you can operate it with any of your fingers with a single finger.
Rank No. #10
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
- 【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
Last update on 2025-06-20 / Affiliate links / Images from Amazon Product Advertising API
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- Brand Value: Every brand of Cheap 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 Cheap Spot Welder?
- Specifications: How powerful they are can be measured.
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- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Cheap Spot Welder.
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