Features COPPER PLATE: The thyristor is designed with a copper plate, featuring smoothly appearance, good heat dissipation, and long time operation. GOOD SEALING: Silicon gel has good filling and sealing performance, good heat conduction effect, and can be used with more confidence! SMART CHIP: Glass passivation process and intelligent anti aging chip are adopted, the thyristor has a stable performance. EASY INSTALLATION: This thyristor is small and compact in size, you can quickly complete the installation and put the module into use. IDEAL REPLACEMENT: The thyristor is an ideal replacement for the old and damaged parts for better welding performance. Specification: Item Type: Power Thyristor Module Material: ABS, Copper Product Model: PWB200A40 Current: 200A Voltage: 400V Package List:1 x Power Thyristor Module  Package List 1 x Power Thyristor Module