Enhance your DIY and simple resistance spot welding projects with this advanced Spot Welding Machine Control Panel, featuring an industrial-grade STM8 microcontroller for precise and reliable operation. Designed with safety and convenience in mind, this controller utilizes optocoupler insulation to separate strong and weak electrical signals, ensuring safe usage during welding processes. Its user-friendly interface includes high-precision potentiometers for accurate time and current input adjustments, along with a digital control display that clearly shows current settings and welding time for enhanced control. Key Features: · Industrial STM8 Microcontroller: Provides stable and efficient control for spot welding applications, ensuring accurate timing and current management. · Optocoupler Insulation: Safely isolates strong and weak electrical circuits to protect the user and enhance operational safety. · Convenient Quick Connect Terminals: Bolt-type quick connect terminals for power line and foot switch wiring enable fast, secure, and reliable connections. · High-Precision Potentiometers: Easily adjust input welding time (1-50 cycles, with each cycle equal to 20 ms) and current (30-99%) for customizable welding parameters. · Clear Status Indicators: On-board power supply, state, foot switch, and trigger indicators provide visible feedback on the work status, improving usability. · Reliable Zero Crossing Detection Circuit: Ensures accurate SCR phase shift triggering for consistent welding performance. · Compatible with 40A SCR: Supports robust welding operations with compatibility for 40A silicon-controlled rectifiers. · Digital Control Interface: Displays real-time welding time and current settings, allowing for precise adjustments and monitoring. · Complete Package: Includes main control board, display board, and connecting cable for immediate setup and use. Specifications: · Material: PCB · Color: Red · Current Options: 40A or 100A (optional) · Thyristor: 100A or 40A Thyristor (Thyristor only) · Power Transformer: Requires 1 AC 9V transformer (not included) · Welding Pins: 3 x 100 Welding Pin Alumina Copper · Foot Switch: EKW-5A-B Aluminum Foot Switch · Connector: European Quick Fitting Cable DKJ10-25 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: 86 g (3.0 oz) · Package Weight: 87 g (3.1 oz) · Package Size: 80 x 60 x 30 mm (3.1 x 2.4 x 1.2 inches) Package Includes: · 1 x Main Control Board · 1 x Display Board · 1 x Connecting Cable This spot welding machine control panel is an ideal solution for hobbyists and professionals seeking precise control over welding time and current. Its robust design, combined with advanced features like zero crossing detection and digital display, ensures efficient and safe welding operations. Lightweight and compact, it is easy to integrate into your welding setup, providing reliable performance for all your resistance welding needs.