
Automatic Transistor Spot Welder Spot Welding Machine for Lithium Ion Battery. Ultra-Precision Welding: Ideal for thin wires, button battery connectors, and small metal foils with minimal heat affected zone. Fast Current Rise: Transistor type design completes welding in seconds with no spatter. High Current Capacity: Maximum current reaches 5000A for powerful and efficient welding. Flexible Control Modes: Supports constant current, constant voltage, and combined control modes. Precise Time Control: Adjustable parameters for pressure, welding, and holding times down to 0.00ms. Comprehensive Warranty: Includes pre-production samples and final inspections before shipment. OEM/ODM Services: Customization available with 5 R&D engineers and extensive experience. Multiple Payment Options: Accepts USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY, CHF via T/T, L/C, D/P, D/A, PayPal.