Enhance your DIY and simple resistance welding projects with this advanced Spot Welding Machine Control Panel, designed for precise and reliable operation. Powered by the STM8 industrial control center microcontroller, this controller utilizes silicon controlled phase shifting triggering technology to accurately adjust welding time and current, ensuring optimal weld quality every time. Its robust design incorporates optocoupler insulation for safe separation of strong and weak electricity, providing secure and stable performance during use. Key Features: · Industrial-Grade STM8 Microcontroller: Ensures high precision and reliable control over welding parameters for consistent results. · Optocoupler Insulation: Safely isolates strong and weak electrical circuits, enhancing operational safety. · Convenient Quick Connect Terminals: Power line and foot switch connections use bolt quick connect terminals for easy, secure, and reliable installation. · High-Precision Potentiometer Input: Simple and accurate adjustment of welding time (1-50 cycles, with 1 cycle = 20ms) and current (30-99%) via easy-to-use potentiometers. · Clear Status Indicators: On-board power supply, state, foot switch, and trigger indicators provide visible feedback of the machine’s working status at a glance. · Reliable Zero Crossing Detection Circuit: Guarantees precise SCR phase shift control for stable welding performance. · Compatible with 40A SCR: Supports high-current silicon-controlled rectifiers up to 40A for versatile welding applications. · Digital Control Interface: Displays current time and current settings clearly, allowing for easy monitoring and adjustment. · Comprehensive Package: Includes main control board, display board, cable, and red/green buttons for a complete setup. Specifications: · Material: PCB · Color: Red · Current Options: 40A / 100A (optional) · Thyristor Options: 100A Thyristor / 40A Thyristor (thyristor only) · Power Transformer: Compatible with 1 AC 9V transformer · Welding Pins: 3 x 100 Welding Pin Alumina Copper · Foot Switch: EKW-5A-B Aluminum Foot Switch · Connector: DKJ10-25 European Quick Fitting Cable Connector · Power Switch: Red Rocker Switch with fused power socket · Control Panel Size: 80 x 60 mm (3.1 x 2.4 inches) · Display Panel Size: 40 x 35 mm (1.6 x 1.4 inches) · Item Weight: 86g (3.0 oz) · Package Weight: 87g (3.1 oz) · Package Size: 80 x 60 x 30 mm (3.1 x 2.4 x 1.2 inches) This spot welding machine controller is expertly crafted for DIY enthusiasts and professionals seeking a reliable and precise control solution for resistance welding. Its durable PCB construction and comprehensive safety features ensure long-lasting performance and safe operation. With easy-to-use controls and clear digital display, this controller simplifies the welding process while delivering consistent, high-quality welds. Ideal for various resistance welding applications, this controller is an essential tool to improve efficiency and accuracy in your welding projects.