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738AL & 73LA
738AL & 73LB
738AL Magnetic Detachable Telescopic Arm Precision Spot Welding Machine
Features:
1.It can weld 0.2mm pure nickel and 0.3mm nickel.
2.2/4/6/8 multiple pulses numbers are optional according to welding requirements.
3.Pulses numbers can be set up quickly and easily via touch sensing.
4.Industrialize product structure design makes the operation more humanization.
5.It has the function of quickly installing the welding pens, which expands welding range and meeting specific welding needs.
6.External foot control switch can make the spot welding position more precise.
7.It has the ability to assemble and quickly weld huge power battery packs.
Application
Lithium battery pack
Single row
18650 batteries
Pouch cell
Circuit board
Button battery
Welding parameters
Power supply:110V and 220V ±20V optional
Output power:3.6KW(Max.)
Welding current:50-800A
Welding thickness:0.05-0.2mm(pure nickel),0.05-0.3mm(nickel plated)
Thermostatic soldering station parameter
Welding needle spacing:2-7mm
Size of welding pin:01.5mmX7mm
Total length of spot welding pen:s580mm
Welding pen cable area:16mm
Packing list:
1）738AL welding machine *1 set；
2）73LA Spot welding head *1 pc
3）Pedal switch *1 pc
4）Large welding needles *4pcs
5 ) 73AL Telescopic welding arm *1 pc
6）6-section fixture *1 pc
7）Hex wrench *1 pc
8）Fuse tube *2 pcs
9）Nickel plated sample *100 pcs
10）Operation Manual *1 pc
Notices for using SUNKKO spot welding machine
1. In order to obtain good weld effect, please don't use the active socket,and should be used the wall socket to ensure stable power supply.
2.Because of the instant welding large current, rated current of tripping device of the leakage protection switch should be up to 40-63A.Lower than 40A will cause tripping.
3.Please set the pressure adjuster to the right parameter to avoid welding effect in not good.
4. Please keep the surface of welding pins clean and wipe off oxide with sand paper.
5.Please keep the welding pin in sharp shape.
6. Please do not worry about the lighting in flash. Spot welder is a high power machine and discharging high current instantaneously.Because this moment is in 20ms and it is normal.
FAQs
Product & Usage
1. Are KRANK tools built for professional use?
Yes, all our tools are engineered for heavy-duty performance and long-term reliability.
2. Are KRANK tools safe to use for beginners?
Yes, our tools are designed with safety features and easy handling in mind.
3. Can KRANK tools be used in extreme conditions?
Yes, they are tested to perform reliably in demanding environments.
Maintenance & Accessories
1. What maintenance is required for the tools?
Regular cleaning and proper storage are usually enough to keep your tools in top condition.
2. Can replacement parts or accessories be purchased separately?
Yes, we provide compatible parts and add-ons to extend the life of your tools.
3. Do you provide instruction manuals or usage guides?
Every tool comes with a detailed user manual, and digital guides are available online.
Warranty & Guarantee
1. Do the tools come with a warranty?
Every KRANK tool includes a 1-year warranty, with extended options available on select products.
2. How do I register my KRANK tool for warranty coverage?
You can register online using your product serial number for faster support.
3. What does the warranty cover?
It includes defects in materials and workmanship under normal use conditions.
4. Is there an option to extend the warranty?
Yes, extended warranty plans are available for select tools at checkout.
Purchasing & Support
1. How fast is shipping and delivery?
Orders ship within 24 hours, and delivery typically takes 3–5 business days.
2. Do you offer bulk or corporate purchasing options?
Yes, KRANK provides special pricing and packages for business or team orders.
3. How can I contact customer support if I need help?
You can reach our support team by email or phone — we’re here to assist you.
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