The JST2035H6B is a two-way thyristor manufactured by Haoruijia. It is a 600V, TO-220B TRIAC, which stands for a Triode for Alternating Current. It is designed for use as a bidirectional control device with high current and low voltage. It is RoHS compliant, meaning that it does not contain any hazardous materials like lead, and is therefore considered to be safe for the environment. It is ideal for applications such as motor control, switching, dimming, and power control.