LYA407 1600A Copper Silver Contacts Contact Finger For VCB [tab] [tab_item title=”Specification “] LYA407 1600A Copper Silver Contacts Contact Finger For VCB This series of primary moving contacts (also known as tension spring-type flat contacts, duckbill contacts, flat contacts) are used in high-voltage switch cabinets and are the core conductive switching elements in high-voltage switch… Continue reading LYA407 1600A Copper Silver Contacts Contact Finger For VCB