The RS0806B-TW with Thyristors - TRIACs Two-way thyristor 600V TO-220B RoHS is an electronic component manufactured by Haoruijia. This part is a two-way thyristor capable of handling 600V of power, housed in a TO-220B RoHS compliant package. It is designed to be used as a switch for controlling power across alternating current circuits. It is a fast, efficient way to control power and can be used in a variety of applications, including motor control, voltage regulation, and heating or lighting control. This part is RoHS compliant, and is designed for use in environmentally friendly, non-toxic circuit designs.