This series of three-phase integrated solid-state relays, 5-32VDC control, arc flip design, beautiful and generous, strong and weak current isolation, zero crossing conduction, good results. "No contact, no spark, and can be switched on and off frequently. It is widely used in industrial automation fields such as electric furnace temperature control, rubber and plastic machinery, printing machinery, packaging machinery, fountain control, CNC machine tools, stage lighting, and so on.".