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Spot Welding Machine Sunkko 737u (b307)
₹ 32,000 Get Latest Price
Product Specifications
| Automation Grade | Automatic |
| Availability | In Stock |
| Charging Output | 4.2V at 3A |
| Dimensions | 245mm x 140mm x 200mm |
| Input Voltage | AC 110V/220V +-10% |
| Output Voltage | 5V |
| Power Output | 2.8KW (Instantaneous) |
| Pulse Time (Double) | 1-10ms |
| Pulse Time (Single) | 0.5-5ms |
| Usage/Application | FOR BATTERY |
| Weight | 5.5kg |
| Welding Thickness | 0.05-0.15mm |
GST No - 07AANCA8198B1ZE | Member since 2026
D-11/3, PHASE-II, OKHLA INDUSTRIAL AREA, New Delhi, Delhi, 110019
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Product Details
The SUNKKO 737U is a versatile handheld battery spot welding machine designed for assembling lithium-ion battery packs, such as 18650, 14500, and 32650 cells. Combining high-power welding capabilities with integrated USB charging and testing functions, it offers a comprehensive solution for battery enthusiasts and professionals. Key Features Dual Pulse Welding Modes: Offers single and double pulse options with adjustable timings: Single Pulse: 0.5–5ms Double Pulse: 1–10ms Welding Capacity: Suitable for welding nickel strips up to 0.15mm thick, accommodating both pure nickel and nickel-plated steel. Integrated USB Charging & Testing: Three USB ports for charging devices. Charging output: 4.2V at 3A. Testing and charging capabilities for single lithium batteries. Adjustable Settings: Welding current: 50–800A. Pressure adjustment for welding needles. LED light for visibility during operation. Compact & Portable Design: Dimensions: 245mm x 140mm x 200mm. Weight: 5.5kg. Technical Specifications Input Voltage AC 110V/220V ±10% Power Output 2.8KW (Instantaneous) Welding Thickness 0.05–0.15mm Pulse Time (Single) 0.5–5ms Pulse Time (Double) 1–10ms Output Voltage 5V Output Current 0–3A (Max) Charging Output 4.2V at 3A Dimensions 245mm x 140mm x 200mm Weight 5.5kg Applications Battery Pack Assembly: Ideal for assembling 18650, 14500, and 32650 lithium-ion battery packs. Nickel Strip Welding: Suitable for welding nickel strips up to 0.15mm thick. Device Charging: Utilize the USB ports for charging devices or testing single lithium batteries. DIY Projects: Perfect for hobbyists and professionals working on custom battery solutions. The SUNKKO 737U spot welding machine is a reliable and efficient tool for assembling lithium-ion battery packs. With its adjustable settings, dual pulse modes, and integrated USB charging functions, it caters to both professionals and hobbyists seeking precision in their welding tasks.
D-11/3, PHASE-II, OKHLA INDUSTRIAL AREA, New Delhi, Delhi, 110019
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